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Interim Biogeographic Regionalisation for Australia

The Interim Biogeographic Regionalisation for Australia (IBRA) is a biogeographic regionalisation of Australia developed by the Australian government's Department of Sustainability, Environment, Water, Population, and Communities. It was developed for use as a planning tool, for example for the establishment of a national reserve system. The first version of IBRA was developed in 1993–94 and published in 1995.[1]

IBRA version 7 map

Within the broadest scale, Australia is a major part of the Australasia biogeographic realm, as developed by the World Wide Fund for Nature. Based on this system, the world is also split into 14 terrestrial habitats, of which eight are shared by Australia. The Australian land mass is divided into 89 bioregions and 419 subregions. Each region is a land area made up of a group of interacting ecosystems that are repeated in similar form across the landscape.

IBRA is updated periodically based on new data, mapping improvements, and review of the existing scheme. The most recent version is IBRA7, developed during 2012, which replaced IBRA6.1.

IBRA regions and subregions edit

This is a list of region and subregions under IBRA7. Region codes are given in parentheses, followed by area, where known. Images of regions are from IBRA6.1, pending creation of maps for IBRA7.

 
IBRA 6.1 regions map

A edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Arnhem Coast ARC 3,335,669 hectares (8,242,620 acres) NT  
Murgenella ARC01 113,180 ha (279,700 acres)
Maningrida ARC02 1,741,376 ha (4,303,030 acres)
Nhulunbuy ARC03 1,159,659 ha (2,865,580 acres)
Groote ARC04 268,735 ha (664,060 acres)
Wessels ARC05 52,720 ha (130,300 acres)
Arnhem Plateau ARP 2,306,023 hectares (5,698,310 acres) NT  
Alligator ARP01 1,038,621 ha (2,566,490 acres)
Mainoru ARP02 1,267,401 ha (3,131,820 acres)
Australian Alps AUA 1,232,981 hectares (3,046,760 acres) NSW, Vic  
Snowy Mountains AUA01 713,114 ha (1,762,140 acres)
Victorian Alps AUA02 519,866 ha (1,284,620 acres)
Avon Wheatbelt AVW 9,517,104 hectares (23,517,280 acres) WA  
Merredin AVW01 6,524,175 ha (16,121,590 acres)
Katanning AVW02 2,992,929 ha (7,395,690 acres)

B edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Ben Lomond BEL 657,500 hectares (1,625,000 acres) Tas  
Ben Lomond (subregion) BEL01
Brigalow Belt North BBN 33,790,510 hectares (83,498,200 acres) Qld  
Townsville Plains BBN01 763,495 ha (1,886,640 acres)
Bogie River Hills BBN02 1,054,392 ha (2,605,460 acres)
Cape River Hills BBN03 747,393 ha (1,846,850 acres)
Beucazon Hills BBN04 95,821 ha (236,780 acres)
Wyarra Hills BBN05 397,935 ha (983,320 acres)
Northern Bowen Basin BBN06 1,316,957 ha (3,254,270 acres)
Belyando Downs BBN07 1,772,127 ha (4,379,020 acres)
Upper Belyando Floodout BBN08 466,275 ha (1,152,190 acres)
Anakie Inlier BBN09 382,284 ha (944,640 acres)
Basalt Downs BBN10 1,274,731 ha (3,149,930 acres)
Isaac-Comet Downs BBN11 2,693,397 ha (6,655,530 acres)
Nebo-Connors Ranges BBN12 449,269 ha (1,110,170 acres)
South Drummond Basin BBN13 1,009,244 ha (2,493,900 acres)
Marlborough Plains BBN14 1,250,611 ha (3,090,330 acres)
Brigalow Belt South BBS 27,219,776 hectares (67,261,530 acres) Qld / NSW  
Claude River Downs BBS01 1,026,214 ha (2,535,830 acres)
Woorabinda BBS02 749,785 ha (1,852,760 acres)
Boomer Range BBS03 220,541 ha (544,970 acres)
Mount Morgan Ranges BBS04 1,275,970 ha (3,153,000 acres)
Callide Creek Downs BBS05 30,133 ha (74,460 acres)
Arcadia BBS06 715,288 ha (1,767,520 acres)
Dawson River Downs BBS07 982,807 ha (2,428,570 acres)
Banana-Auburn Ranges BBS08 1,547,555 ha (3,824,090 acres)
Buckland Basalts BBS09 281,306 ha (695,120 acres)
Carnarvon Ranges BBS10 2,263,686 ha (5,593,690 acres)
Taroom Downs BBS11 652,005 ha (1,611,140 acres)
Southern Downs BBS12 4,264,666 ha (10,538,220 acres)
Barakula BBS13 1,301,712 ha (3,216,600 acres)
Dulacca Downs BBS14 162,442 ha (401,400 acres)
Weribone High BBS15 966,510 ha (2,388,300 acres)
Tara Downs BBS16 511,339 ha (1,263,550 acres)
Eastern Darling Downs BBS17 1,697,945 ha (4,195,710 acres)
Inglewood Sandstones BBS18 1,219,008 ha (3,012,230 acres)
Moonie-Commoron Floodout BBS19 750,661 ha (1,854,920 acres)
Moonie-Barwon Interfluve BBS20 765,231 ha (1,890,930 acres)
Northern Basalts BBS21 624,671 ha (1,543,600 acres)
Northern Outwash BBS22 700,241 ha (1,730,330 acres)
Pilliga Outwash BBS23 535,392 ha (1,322,980 acres)
Pilliga BBS24 1,732,137 ha (4,280,200 acres)
Liverpool Plains BBS25 941,752 ha (2,327,120 acres)
Liverpool Range BBS26 521,960 ha (1,289,800 acres)
Talbragar Valley BBS27 203,894 ha (503,830 acres)
Narrandool BBS28 303,754 ha (750,590 acres)
Broken Hill Complex BHC 5,635,422 hectares (13,925,430 acres) SA / NSW  
Barrier Range BHC01 1,802,996 ha (4,455,300 acres)
Mootwingee Downs BHC02 630,694 ha (1,558,480 acres)
Scopes Range BHC03 260,806 ha (644,470 acres)
Barrier Range Outwash BHC04 1,954,973 ha (4,830,840 acres)
Bimbowrie BHC05 279,258 ha (690,060 acres)
Curnamona BHC06 706,696 ha (1,746,280 acres)
Burt Plain BRT 7,379,719 hectares (18,235,680 acres) NT  
Yuendumu BRT01 2,931,061 ha (7,242,810 acres)
Atartinga BRT02 3,531,111 ha (8,725,570 acres)
Mount Chapple BRT03 390,981 ha (966,140 acres)
Dulcie BRT04 526,567 ha (1,301,180 acres)

C edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Cape York Peninsula CYP 12,256,457 hectares (30,286,360 acres) Qld  
Coen - Yambo Inlier CYP01 2,312,126 hectares (5,713,390 acres)
Starke Coastal Lowlands CYP02 512,498 hectares (1,266,410 acres)
Cape York - Torres Strait CYP03 94,367 hectares (233,190 acres)
Jardine - Pascoe Sandstones CYP04 1,444,223 hectares (3,568,750 acres)
Battle Camp Sandstones CYP05 504,409 hectares (1,246,420 acres)
Laura Lowlands CYP06 1,791,228 hectares (4,426,220 acres)
Weipa Plateau CYP07 2,848,753 hectares (7,039,420 acres)
(Northern) Holroyd Plain CYP08 2,464,074 hectares (6,088,860 acres)
Coastal Plains CYP09 284,780 hectares (703,700 acres)
Carnarvon CAR 8,430,172 hectares (20,831,410 acres) WA  
Cape Range CAR01 2,380,498 hectares (5,882,340 acres)
Wooramel CAR02 6,049,674 hectares (14,949,070 acres)
Central Arnhem CEA 3,462,433 hectares (8,555,860 acres) NT  
Wilton CEA01 3,137,973 hectares (7,754,100 acres)
Parson CEA02 324,460 hectares (801,800 acres)
Central Kimberley CEK 7,675,587 hectares (18,966,790 acres) WA  
Pentecost CEK01 4,397,260 hectares (10,865,900 acres)
Hart CEK02 2,324,667 hectares (5,744,380 acres)
Mount Eliza (Kimberley) CEK03 953,661 hectares (2,356,550 acres)
Central Mackay Coast CMC 1,464,208 hectares (3,618,140 acres) Qld  
Whitsunday CMC01 89,179 hectares (220,370 acres)
Proserpine - Sarina Lowlands CMC02 466,498 hectares (1,152,740 acres)
Clarke - Connors Ranges CMC03 631,985 hectares (1,561,670 acres)
Byfield CMC04 127,697 hectares (315,550 acres)
Manifold CMC05 67,885 hectares (167,750 acres)
Debella CMC06 80,964 hectares (200,070 acres)
Central Ranges CER 10,164,044 hectares (25,115,900 acres) WA, NT, SA  
Mann-Musgrave Block CER01 9,214,685 hectares (22,769,980 acres)
Wataru CER02 423,360 hectares (1,046,100 acres)
Everard Block CER03 525,998 hectares (1,299,770 acres)
Channel Country CHC 30,409,437 hectares (75,143,360 acres) NT, Qld, NSW, SA  
Toko Plains CHC01 2,825,712 hectares (6,982,490 acres)
Sturt Stony Desert CHC02 8,945,360 hectares (22,104,500 acres)
Goneaway Tablelands CHC03 5,182,219 hectares (12,805,540 acres)
Diamantina-Eyre CHC04 1,456,544 hectares (3,599,200 acres)
Cooper-Diamantina Plains CHC05 4,136,121 hectares (10,220,580 acres)
Coongie CHC06 1,736,594 hectares (4,291,220 acres)
Lake Pure CHC07 1,204,027 hectares (2,975,220 acres)
Noccundra Slopes CHC08 1,798,759 hectares (4,444,830 acres)
Tibooburra Downs CHC09
Core Ranges CHC10 139,224 hectares (344,030 acres)
Bulloo CHC11 1,077,480 hectares (2,662,500 acres)
Bulloo Dunefields CHC12 1,326,712 hectares (3,278,380 acres)
Central Depression CHC13 580,685 hectares (1,434,900 acres)
Cobar Peneplain COP 7,385,346 hectares (18,249,590 acres) NSW  
Boorindal Plains COP1 400,236 hectares (989,000 acres)
Barnato Downs COP2 1,773,542 hectares (4,382,520 acres)
Canbelego Downs COP3 2,001,425 hectares (4,945,630 acres)
Nymagee COP4 2,070,061 hectares (5,115,230 acres)
Lachlan Plains COP5 1,140,082 hectares (2,817,200 acres)
Coolgardie COO 12,912,209 hectares (31,906,760 acres) WA  
Mardabilla COO1 1,843,125 hectares (4,554,460 acres)
Southern Cross COO2 6,010,838 hectares (14,853,100 acres)
Eastern Goldfields COO3 5,058,246 hectares (12,499,200 acres)
Coral Sea COS 17,167 hectares (42,420 acres)

D edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Daly Basin DAB 2,092,229 hectares (5,170,010 acres) NT  
Daly Basin DAB01
Dampierland DAL 8,360,871 hectares (20,660,160 acres) WA  
Fitzroy Trough DAL01 3,432,084 hectares (8,480,860 acres)
Pindanland DAL02 4,928,787 hectares (12,179,300 acres)
Darling Riverine Plains DRP 10,699,769 hectares (26,439,710 acres) Qld / NSW  
Culgoa-Bokhara DRP01 1,354,799 hectares (3,347,780 acres)
Warrambool-Moonie DRP02 1,151,637 hectares (2,845,760 acres)
Castlereagh-Barwon DRP03 4,500,355 hectares (11,120,620 acres)
Bogan-Macquarie DRP04 1,999,951 hectares (4,941,990 acres)
Louth Plains DRP05 276,573 hectares (683,430 acres)
Wilcannia Plains DRP06 504,562 hectares (1,246,800 acres)
Menindee DRP07 653,935 hectares (1,615,910 acres)
Great Darling Anabranch DRP08 147,138 hectares (363,590 acres)
Pooncarie-Darling DRP09 110,819 hectares (273,840 acres)
Darwin Coastal DAC 2,843,199 hectares (7,025,700 acres) NT  
Darwin Coastal DAC01
Davenport Murchison Ranges DMR 5,805,108 hectares (14,344,730 acres) NT  
Ashburton Range DMR01 1,218,621 hectares (3,011,280 acres)
Davenport DMR02 1,589,590 hectares (3,928,000 acres)
Barkly DMR03 2,996,897 hectares (7,405,490 acres)
Desert Uplands DEU 6,941,095 hectares (17,151,820 acres) Qld  
Prairie-Torrens Creeks Alluvials DEU01 1,580,384 hectares (3,905,210 acres)
Alice Tableland DEU02 2,866,760 hectares (7,083,900 acres)
Cape-Campaspe Plains DEU03 1,007,026 hectares (2,488,420 acres)
Jericho DEU04 1,486,926 hectares (3,674,270 acres)

E edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Einasleigh Uplands EIU 11,625,726 hectares (28,727,790 acres) Qld  
Georgetown - Croydon EIU01 1,041,407 hectares (2,573,370 acres)
Kidston EIU02 2,929,528 hectares (7,239,020 acres)
Hodgkinson Basin EIU03 1,607,221 hectares (3,971,530 acres)
Broken River EIU04 3,309,590 hectares (8,178,200 acres)
Undara - Toomba Basalts EIU05 2,076,208 hectares (5,130,420 acres)
Herberton - Wairuna EIU06 661,771 hectares (1,635,270 acres)
Esperance Plains ESP 2,921,327 hectares (7,218,760 acres) WA  
Fitzgerald ESP01 1,577,938 hectares (3,899,170 acres)
Recherche ESP02 1,343,390 hectares (3,319,600 acres)
Eyre Yorke Block EYB 6,120,409 hectares (15,123,860 acres) SA  
Southern Yorke EYB01 438,470 hectares (1,083,500 acres)
St Vincent EYB02 1,093,789 hectares (2,702,810 acres)
Eyre Hills EYB03 1,172,576 hectares (2,897,500 acres)
Talia EYB04 1,096,175 hectares (2,708,710 acres)
Eyre Mallee EYB05 2,319,398 hectares (5,731,360 acres)

F edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Finke FIN 7,267,416 hectares (17,958,180 acres) NT / SA  
Henbury FIN01 2,257,063 hectares (5,577,320 acres)
Finke River FIN02 1,601,516 hectares (3,957,430 acres)
Tieyon FIN03 2,505,610 hectares (6,191,500 acres)
Pedirka FIN04 903,228 hectares (2,231,920 acres)
Flinders Lofty Block FLB 6,615,765 hectares (16,347,910 acres) SA / NSW  
Mount Lofty Ranges FLB01 300,580 hectares (742,700 acres)
Broughton FLB02 1,032,918 hectares (2,552,400 acres)
Olary Spur FLB02 1,745,479 hectares (4,313,170 acres)
Southern Flinders FLB04 728,317 hectares (1,799,710 acres)
Northern Flinders FLB05 1,846,804 hectares (4,563,550 acres)
Central Flinders FLB06 961,667 hectares (2,376,330 acres)
Furneaux FUR 537,543 hectares (1,328,300 acres) Tas / Vic  
Wilsons Promontory FUR01 41,144 hectares (101,670 acres)
Flinders FUR02 496,398 hectares (1,226,630 acres)

G edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Gascoyne GAS 18,075,257 hectares (44,664,930 acres) WA  
Ashburton GAS01 3,687,030 hectares (9,110,800 acres)
Carnegie GAS02 4,718,656 hectares (11,660,050 acres)
Augustus GAS03 9,669,571 hectares (23,894,030 acres)
Gawler GAW 12,002,883 hectares (29,659,770 acres) SA  
Myall Plains GAW01 1,088,767 hectares (2,690,400 acres)
Gawler Volcanics GAW02 1,556,182 hectares (3,845,410 acres)
Gawler Lakes GAW03 2,049,193 hectares (5,063,670 acres)
Arcoona Plateau GAW04 1,089,865 hectares (2,693,120 acres)
Kingoonya GAW05 1,922,414 hectares (4,750,390 acres)
Torrens GAW06 1,439,093 hectares (3,556,080 acres)
Roxby GAW07 1,409,305 hectares (3,482,470 acres)
Commonwealth Hill GAW08 1,448,062 hectares (3,578,240 acres)
Geraldton Sandplains GES 3,142,149 hectares (7,764,420 acres) WA  
Geraldton Hills GES01 1,969,997 hectares (4,867,970 acres)
Leseur Sandplain GES02 1,172,152 hectares (2,896,450 acres)
Gibson Desert GID 15,628,918 hectares (38,619,900 acres) WA  
Lateritic Plain GID01 12,714,805 hectares (31,418,970 acres)
Dune Field GID02 2,914,114 hectares (7,200,930 acres)
Great Sandy Desert GSD 39,486,135 hectares (97,572,360 acres) NT / WA  
McLarty GSD01 12,316,754 hectares (30,435,360 acres)
Mackay GSD02 25,698,395 hectares (63,502,120 acres)
Ehrenberg GSD03 375,668 hectares (928,300 acres)
Amedeus GSD04 722,845 hectares (1,786,190 acres)
Lake Bennett GSD05 289,541 hectares (715,470 acres)
Lake Lewis GSD06 82,932 hectares (204,930 acres)
Great Victoria Desert GVD 42,246,564 hectares (104,393,530 acres) SA / WA  
Shield GVD01 4,741,854 hectares (11,717,380 acres)
Central GVD02 12,590,867 hectares (31,112,710 acres)
Maralinga GVD03 11,460,762 hectares (28,320,160 acres)
Kintore GVD04 4,961,542 hectares (12,260,240 acres)
Tallaringa GVD05 3,663,149 hectares (9,051,840 acres)
Yellabinna GVD06 4,828,389 hectares (11,931,210 acres)
Gulf Coastal GUC 2,711,718 hectares (6,700,800 acres) NT  
Limmen GUC01 12,714,805 hectares (31,418,970 acres)
Pellews GUC02 2,914,114 hectares (7,200,930 acres)
Gulf Fall and Uplands GFU 11,847,909 hectares (29,276,820 acres) NT / Qld  
McArthur GFU01 9,330,938 hectares (23,057,250 acres)
Nicholson GFU02 2,516,971 hectares (6,219,570 acres)
Gulf Plains GUP 22,041,825 hectares (54,466,540 acres) NT / Qld  
Karumba Plains GUP01 1,057,366 hectares (2,612,810 acres)
Armraynald Plains GUP02 1,589,437 hectares (3,927,580 acres)
Woondoola Plains GUP03 2,375,110 hectares (5,869,000 acres)
Mitchell-Gilbert Fans GUP04 5,262,816 hectares (13,004,700 acres)
Claraville Plains GUP05 3,738,013 hectares (9,236,830 acres)
Holroyd Plain-Red Plateau GUP06 2,208,468 hectares (5,457,240 acres)
Doomadgee Plains GUP07 1,831,823 hectares (4,526,530 acres)
Donors Plateau GUP08 2,449,964 hectares (6,053,990 acres)
Gilberton Plateau GUP09 1,403,937 hectares (3,469,200 acres)
Wellesley Islands GUP10 124,893 hectares (308,620 acres)

H edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Hampton HAM 1,088,198 hectares (2,689,000 acres) WA  
Hampton HAM01

I edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Indian Tropical Islands ITI 27,329 hectares (67,530 acres)
Christmas Island ITI01 13,664 hectares (33,760 acres)
Cocos Islands ITI02 1,463 hectares (3,620 acres)
Timor Sea Coral Islands ITI03 12,203 hectares (30,150 acres)

J edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Jarrah Forest JAF 4,509,074 hectares (11,142,160 acres) WA  
Northern Jarrah Forest JAF01 1,898,799 hectares (4,692,030 acres)
Southern Jarrah Forest JAF02 2,610,275 hectares (6,450,130 acres)

K edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Kanmantoo KAN 812,415 hectares (2,007,520 acres) SA  
Kangaroo Island KAN01 441,685 hectares (1,091,430 acres)
Fleurieu KAN02 370,730 hectares (916,100 acres)
King KIN 425,567 hectares (1,051,600 acres) Tas  
King KIN01

L edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Little Sandy Desert LSD 11,089,857 hectares (27,403,630 acres) WA  
Rudall LSD01 991,277 hectares (2,449,500 acres)
Trainor LSD02 10,098,580 hectares (24,954,100 acres)

M edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
MacDonnell Ranges MAC 3,929,444 hectares (9,709,870 acres) NT  
McDonnell MAC01 1,483,959 hectares (3,666,940 acres)
Watarrka MAC02 1,092,782 hectares (2,700,320 acres)
Hartz Range MAC03 1,352,702 hectares (3,342,600 acres)
Mallee MAL 7,397,559 hectares (18,279,770 acres) WA  
Eastern Mallee MAL01 3,415,839 hectares (8,440,720 acres)
Western Mallee MAL02 3,981,720 hectares (9,839,000 acres)
Mitchell Grass Downs MGD 33,468,761 hectares (82,703,110 acres) NT / Qld  
Sylvester MGD01 1,153,283 hectares (2,849,820 acres)
Barkly Tableland MGD02 9,479,612 hectares (23,424,630 acres)
Georgina Limestone MGD03 2,292,026 hectares (5,663,720 acres)
Southwestern Downs MGD04 3,715,454 hectares (9,181,090 acres)
Kynuna Plateau MGD05 2,293,311 hectares (5,666,890 acres)
Northern Downs MGD06 435,263 hectares (1,075,560 acres)
Central Downs MGD07 9,378,817 hectares (23,175,560 acres)
Southern Wooded Downs MGD08 4,720,995 hectares (11,665,830 acres)
Mount Isa Inlier MII 6,778,263 hectares (16,749,450 acres) Qld  
Southwestern Plateaus and Floodouts MII01 1,333,519 hectares (3,295,200 acres)
Thorntonia MII02 802,892 hectares (1,983,990 acres)
Mount Isa MII03 4,641,851 hectares (11,470,260 acres)
Mulga Lands MUL 25,188,333 hectares (62,241,730 acres) NSW / Qld  
West Balonne Plains MUL01 1,991,194 hectares (4,920,350 acres)
Eastern Mulga Plains MUL02 1,563,269 hectares (3,862,920 acres)
Nebine Plains, Block Range MUL03 1,898,731 hectares (4,691,870 acres)
North Eastern Plains MUL04 660,369 hectares (1,631,810 acres)
Warrego Plains MUL05 2,492,085 hectares (6,158,080 acres)
Langlo Plains MUL06 1,290,484 hectares (3,188,860 acres)
Cuttaburra-Paroo MUL07 1,703,985 hectares (4,210,640 acres)
West Warrego MUL08 4,790,087 hectares (11,836,560 acres)
Northern Uplands MUL09 1,147,549 hectares (2,835,660 acres)
West Bulloo MUL10 2,852,104 hectares (7,047,700 acres)
Urisino Sandplains MUL11 2,007,350 hectares (4,960,300 acres)
Warrego Sands MUL12 479,471 hectares (1,184,800 acres)
Kerribree Basin MUL13 399,576 hectares (987,370 acres)
White Cliffs Plateau MUL14 1,074,309 hectares (2,654,680 acres)
Paroo Overflow MUL15 301,217 hectares (744,320 acres)
Paroo-Darling Sands MUL16 536,556 hectares (1,325,860 acres)
Murchison MUR 28,120,554 hectares (69,487,400 acres) WA  
Eastern Murchison MUR01 21,135,040 hectares (52,225,800 acres)
Western Murchison MUR02 6,985,514 hectares (17,261,580 acres)
Murray Darling Depression MDD 19,958,349 hectares (49,318,150 acres) NSW, SA, Vic  
South Olary Plain MDD01 5,439,224 hectares (13,440,620 acres)
Murray Mallee MDD02 5,037,583 hectares (12,448,140 acres)
Murray Lakes and Coorong MDD03 249,191 hectares (615,760 acres)
Lowan Mallee MDD04 2,391,719 hectares (5,910,070 acres)
Wimmera MDD05 2,145,380 hectares (5,301,300 acres)
Darling Depression MDD06 3,662,438 hectares (9,050,080 acres)
Braemer MDD07 1,032,815 hectares (2,552,140 acres)

N edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Nandewar NAN 2,701,977 hectares (6,676,730 acres) NSW / Qld  
Nandewar Northern Complex NAN01 962,254 hectares (2,377,780 acres)
Inverell Basalts NAN02 230,854 hectares (570,450 acres)
Kaputar NAN03 78,307 hectares (193,500 acres)
Peel NAN04 1,430,562 hectares (3,535,000 acres)
Naracoorte Coastal Plain NCP 2,458,215 hectares (6,074,380 acres) SA / Vic  
Bridgewater NCP01 463,723 hectares (1,145,880 acres)
Glenelg Plain NCP02 554,775 hectares (1,370,880 acres)
Lucindale NCP03 731,656 hectares (1,807,960 acres)
Tintinara NCP04 708,061 hectares (1,749,660 acres)
New England Tablelands NET 3,002,213 hectares (7,418,630 acres) NSW  
Bundarra Downs NET01 151,867 hectares (375,270 acres)
Beardy River Hills NET02 24,625 hectares (60,850 acres)
Walcha Plateau NET03 473,825 hectares (1,170,850 acres)
Armidale Plateau NET04 290,577 hectares (718,030 acres)
Wongwibinda Plateau NET05 106,929 hectares (264,230 acres)
Deepwater Downs NET06 97,773 hectares (241,600 acres)
Glenn Innes-Guyra Basalts NET07 277,299 hectares (685,220 acres)
Ebor Basalts NET08 35,709 hectares (88,240 acres)
Moredun Volcanics NET09 117,461 hectares (290,250 acres)
Severn River Volcanics NET10 150,795 hectares (372,620 acres)
Northeast Forest Lands NET11 206,492 hectares (510,250 acres)
Tenterfield Plateau NET12 139,242 hectares (344,070 acres)
Yarrowyck-Kentucky Downs NET13 65,135 hectares (160,950 acres)
Binghi Plateau NET14 64,555 hectares (159,520 acres)
Stanthorpe Plateau NET15 267,999 hectares (662,240 acres)
Eastern Nandewars NET16 319,096 hectares (788,500 acres)
Tingha Plateau NET17 78,461 hectares (193,880 acres)
Nightcap NET18 113,767 hectares (281,120 acres)
Round Mountain NET19 20,606 hectares (50,920 acres)
Northern Kimberley NOK 8,420,100 hectares (20,807,000 acres) WA  
Mitchell NOK01 5,970,915 hectares (14,754,450 acres)
Berkeley NOK02 2,449,185 hectares (6,052,070 acres)
NSW North Coast NNC 3,996,591 hectares (9,875,790 acres) NSW  
Washpool NNC01 59,377 hectares (146,720 acres)
Cataract NNC02 121,338 hectares (299,830 acres)
Dalmorton NNC03 316,458 hectares (781,980 acres)
Chaelundi NNC04 188,279 hectares (465,250 acres)
Yuraygir NNC05 45,815 hectares (113,210 acres)
Coffs Coast and Escarpment NNC06 308,115 hectares (761,370 acres)
Macleay Hastings NNC07 729,170 hectares (1,801,800 acres)
Carrai Plateau NNC08 20,100 hectares (50,000 acres)
Macleay Gorges NNC09 153,349 hectares (378,930 acres)
Upper Manning NNC10 83,181 hectares (205,540 acres)
Comboyne Plateau NNC11 123,315 hectares (304,720 acres)
Mummel Escarpment NNC12 400,916 hectares (990,690 acres)
Barrington NNC13 110,903 hectares (274,050 acres)
Tomalla NNC14 227,615 hectares (562,450 acres)
Ellerston NNC15 113,183 hectares (279,680 acres)
Upper Hunter NNC16 232,750 hectares (575,100 acres)
Karuah Manning NNC17 602,423 hectares (1,488,620 acres)
Rocky River Gorge NNC18 86,829 hectares (214,560 acres)
Guy Fawkes NNC19 73,477 hectares (181,570 acres)
NSW South Western Slopes NSS 8,681,126 hectares (21,451,530 acres) NSW / Vic  
Inland Slopes NSS01 4,640,857 hectares (11,467,810 acres)
Lower Slopes NSS02 3,938,809 hectares (9,733,010 acres)
Capertee Valley NSS03 101,460 hectares (250,700 acres)
Nullarbor NUL 19,722,774 hectares (48,736,040 acres) SA / WA  
Carlisle NUL01 5,788,547 hectares (14,303,810 acres)
Nullarbor Plain NUL02 12,785,260 hectares (31,593,100 acres)
Yalata NUL03 1,148,966 hectares (2,839,160 acres)

O edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Ord Victoria Plain OVP 12,540,703 hectares (30,988,750 acres) NT / WA  
Purnululu OVP01 3,233,873 hectares (7,991,070 acres)
South Kimberley Interzone OVP02 7,728,296 hectares (19,097,040 acres)
Gregory OVP03 74,982 hectares (185,280 acres)
Camfield OVP04 828,712 hectares (2,047,790 acres)

P edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Pacific Subtropical Islands PSI 5,817 hectares (14,370 acres)
Lord Howe Island PSI01 1,909 hectares (4,720 acres)
Norfolk Island PSI02 3,908 hectares (9,660 acres)
Pine Creek PCK 2,851,777 hectares (7,046,890 acres) NT  
Pine Creek PCK01
Pilbara PIL 17,823,126 hectares (44,041,900 acres) WA  
Chichester PIL01 8,374,728 hectares (20,694,400 acres)
Fortescue PIL02 1,951,435 hectares (4,822,100 acres)
Hamersley PIL03 5,634,727 hectares (13,923,710 acres)
Roebourne PIL04 1,862,236 hectares (4,601,690 acres)

R edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Riverina RIV 9,704,469 hectares (23,980,270 acres) NSW, SA, Vic  
Lachlan RIV01 2,377,523 hectares (5,874,990 acres)
Murrumbidgee RIV02 2,946,813 hectares (7,281,730 acres)
Murray Fans RIV03 1,952,238 hectares (4,824,090 acres)
Victorian Riverina RIV04 1,890,627 hectares (4,671,840 acres)
Robinvale Plains RIV05 162,003 hectares (400,320 acres)
Murray Scroll Belt RIV06 375,266 hectares (927,300 acres)

S edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Simpson Strzelecki Dunefields SSD 27,984,283 hectares (69,150,670 acres) NSW, NT, Qld, SA  
Andado SSD01 1,355,195 hectares (3,348,760 acres)
Simpson Desert SSD02 12,962,073 hectares (32,029,980 acres)
Dieri SSD03 5,152,029 hectares (12,730,940 acres)
Warriner SSD04 1,032,165 hectares (2,550,540 acres)
Strzelecki Desert SSD05 7,482,821 hectares (18,490,450 acres)
South East Coastal Plain SCP 1,749,237 hectares (4,322,460 acres) Vic  
Gippsland Plain SCP01 1,246,995 hectares (3,081,390 acres)
Otway Plain SCP02 237,799 hectares (587,610 acres)
Warrnambool Plain SCP03 264,443 hectares (653,450 acres)
South East Corner SEC 2,532,053 hectares (6,256,840 acres) NSW / Vic  
East Gippsland Lowlands SEC01 623,515 hectares (1,540,740 acres)
South East Coastal Ranges SEC02 1,734,517 hectares (4,286,080 acres)
Bateman SEC03 174,020 hectares (430,000 acres)
South Eastern Highlands SEH 8,375,961 hectares (20,697,450 acres) ACT, NSW, Vic  
Highlands-Southern Fall SEH01 1,196,334 hectares (2,956,210 acres)
Highlands-Northern Fall SEH02 1,415,806 hectares (3,498,530 acres)
Otway Ranges SEH03 149,857 hectares (370,300 acres)
Strzelecki Ranges SEH04 342,045 hectares (845,210 acres)
Murrumbateman SEH06 630,454 hectares (1,557,890 acres)
Bungonia SEH07 431,185 hectares (1,065,480 acres)
Kanangra SEH08 131,310 hectares (324,500 acres)
Crookwell SEH09 466,523 hectares (1,152,800 acres)
Oberon SEH10 293,164 hectares (724,420 acres)
Bathurst SEH11 161,486 hectares (399,040 acres)
Orange SEH12 284,172 hectares (702,200 acres)
Hill End SEH13 504,377 hectares (1,246,340 acres)
Bondo SEH14 541,990 hectares (1,339,300 acres)
Kybeyan-Gourock SEH15 479,221 hectares (1,184,180 acres)
Monaro SEH16 1,267,543 hectares (3,132,170 acres)
Capertee Uplands SEH17 80,494 hectares (198,910 acres)
South Eastern Queensland SEQ 7,804,921 hectares (19,286,380 acres) NSW / Qld  
Burnett-Curtis Hills and Ranges SEQ01 962,583 hectares (2,378,590 acres)
Moreton Basin SEQ02 784,969 hectares (1,939,700 acres)
Burringbar-Conondale Ranges SEQ03 630,616 hectares (1,558,290 acres)
Sunshine Coast-Gold Coast Lowlands SEQ04 351,123 hectares (867,640 acres)
Brisbane-Barambah Volcanics SEQ05 806,778 hectares (1,993,590 acres)
South Burnett SEQ06 563,866 hectares (1,393,340 acres)
Gympie Block SEQ07 859,020 hectares (2,122,700 acres)
Burnett-Curtis Coastal Lowlands SEQ08 700,181 hectares (1,730,180 acres)
Great Sandy SEQ09 356,502 hectares (880,940 acres)
Scenic Rim SEQ10 614,729 hectares (1,519,030 acres)
Woodenbong SEQ11 325,603 hectares (804,580 acres)
Clarence Sandstones SEQ12 327,829 hectares (810,080 acres)
Clarence Lowlands SEQ13 520,901 hectares (1,287,170 acres)
Southern Volcanic Plain SVP 2,440,340 hectares (6,030,200 acres) SA / Vic
Victorian Volcanic Plain SVP01 2,356,147 hectares (5,822,170 acres)
Mount Gambier SVP02 84,194 hectares (208,050 acres)
Stony Plains STP 13,166,372 hectares (32,534,810 acres) SA  
Breakaways STP01 2,444,385 hectares (6,040,210 acres)
Oodnadatta STP02 2,593,717 hectares (6,409,210 acres)
Murnpeowie STP03 2,910,385 hectares (7,191,720 acres)
Peake-Dennison Inlier STP04 158,623 hectares (391,970 acres)
Macumba STP05 693,282 hectares (1,713,140 acres)
Witjira STP06 1,677,111 hectares (4,144,230 acres)
Baltana STP07 2,688,870 hectares (6,644,300 acres)
Sturt Plateau STU 9,857,531 hectares (24,358,490 acres) NT  
Renehan STU01 1,938,959 hectares (4,791,270 acres)
Newcastle STU02 4,333,836 hectares (10,709,140 acres)
Birdum STU03 3,584,736 hectares (8,858,080 acres)
Subantarctic Islands SAI 49,164 hectares (121,490 acres) NSW / Vic
Heard and McDonald Islands SAI01 36,764 hectares (90,850 acres)
Macquarie Island SAI02 12,400 hectares (31,000 acres)
Swan Coastal Plain SWA 1,525,798 hectares (3,770,330 acres) WA  
Dandarragan Plateau SWA01 383,465 hectares (947,560 acres)
Perth SWA02 1,142,334 hectares (2,822,770 acres)
Sydney Basin SYB 3,629,597 hectares (8,968,930 acres) NSW  
Kerrabee SYB01 437,384 hectares (1,080,800 acres)
Hunter SYB02 461,515 hectares (1,140,430 acres)
Wollemi SYB04 687,622 hectares (1,699,150 acres)
Yengo SYB05 461,327 hectares (1,139,960 acres)
Wyong SYB06 211,494 hectares (522,610 acres)
Pittwater SYB07 148,389 hectares (366,680 acres)
Cumberland SYB08 275,693 hectares (681,250 acres)
Burragorang SYB09 257,572 hectares (636,470 acres)
Sydney Cataract SYB10 153,839 hectares (380,140 acres)
Moss Vale SYB11 96,903 hectares (239,450 acres)
Illawarra SYB12 122,752 hectares (303,330 acres)
Ettrema SYB13 179,126 hectares (442,630 acres)
Jervis SYB14 135,981 hectares (336,020 acres)

T edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Tanami TAN 25,997,277 hectares (64,240,670 acres) NT / WA  
Tanami Desert TAN01 20,769,151 hectares (51,321,690 acres)
Wycliffe TAN02 1,600,893 hectares (3,955,890 acres)
Sandover TAN03 3,627,233 hectares (8,963,090 acres)
Tasmanian Central Highlands TCH 767,849 hectares (1,897,400 acres) Tas  
Central Highlands TCH01
Tasmanian Northern Midlands TNM 415,445 hectares (1,026,590 acres) Tas  
Northern Midlands TNM01
Tasmanian Northern Slopes TNS 623,103 hectares (1,539,720 acres) Tas  
Northern Slopes TNS01
Tasmanian South East TSE 1,131,822 hectares (2,796,790 acres) Tas  
South East TSE01
Tasmanian Southern Ranges TSR 757,228 hectares (1,871,150 acres) Tas  
Southern Ranges TSR01
Tasmanian West TWE 1,565,077 hectares (3,867,390 acres) Tas  
West TWE01
Tiwi Cobourg TIW 1,010,580 hectares (2,497,200 acres) NT  
Tiwi TIW01 748,927 hectares (1,850,640 acres)
Coburg TIW02 261,652 hectares (646,560 acres)

V edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Victoria Bonaparte VIB 7,301,242 hectares (18,041,760 acres) NT / WA  
Keep VIB01 6,441,592 hectares (15,917,520 acres)
Hermit Creek VIB02 170,646 hectares (421,680 acres)
Angalarri VIB03 689,004 hectares (1,702,570 acres)
Victorian Midlands VIM 3,469,789 hectares (8,574,040 acres) Vic  
Goldfields VIM01 1,326,133 hectares (3,276,950 acres)
Central Victorian Uplands VIM02 1,217,922 hectares (3,009,550 acres)
Greater Grampians VIM03 237,416 hectares (586,670 acres)
Dundas Tablelands VIM04 688,318 hectares (1,700,870 acres)

W edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Warren WAR 844,771 hectares (2,087,470 acres) WA  
Warren WAR01
Wet Tropics WET 1,989,107 hectares (4,915,190 acres) Qld  
Herbert WET01 220,920 hectares (545,900 acres)
Tully WET02 162,958 hectares (402,680 acres)
Innisfail WET03 195,200 hectares (482,000 acres)
Atherton WET04 177,037 hectares (437,470 acres)
Paluma-Seaview WET05 233,751 hectares (577,610 acres)
Kirrama-Hinchinbrook WET06 257,594 hectares (636,530 acres)
Bellenden Ker-Lamb WET07 271,062 hectares (669,810 acres)
Macalister WET08 112,652 hectares (278,370 acres)
Daintree-Bloomfield WET09 357,932 hectares (884,470 acres)

Y edit

IBRA regions and subregions: IBRA7
IBRA region / subregion IBRA code Area States Location in Australia
Yalgoo YAL 5,087,577 hectares (12,571,680 acres) WA  
Edel YAL01 1,588,634 hectares (3,925,600 acres)
Tallering YAL02 3,498,943 hectares (8,646,080 acres)

See also edit

Further reading edit

  • Haque, Md. Mohasinul; Nipperess, David A.; Gallagher, Rachael V.; Beaumont, Linda J. (2017). "How well documented is Australia's flora? Understanding spatial bias in vouchered plant specimens". Austral Ecology. 42 (6): 690–699. doi:10.1111/aec.12487. ISSN 1442-9985. (Discusses IBRA regions most likely to benefit from targeted floral sampling)

References edit

  1. ^ Australian Government Department of Agriculture, Water and the Environment. "Australia's bioregions (IBRA)". Retrieved 8 September 2021.

Additional references edit

  • "Australia's bioregions (IBRA)". Department of Sustainability, Environment, Water, Population and Communities. Commonwealth of Australia. 2012. Retrieved 13 January 2013.
  • Interim Biogeographic Regionalisation for Australia (IBRA7) regions and codes.
  • Interim Biogeographic Regionalisation for Australia (IBRA7) subregions and codes.

interim, biogeographic, regionalisation, australia, ibra, redirects, here, other, uses, ibra, disambiguation, ibra, biogeographic, regionalisation, australia, developed, australian, government, department, sustainability, environment, water, population, commun. IBRA redirects here For other uses see IBRA disambiguation The Interim Biogeographic Regionalisation for Australia IBRA is a biogeographic regionalisation of Australia developed by the Australian government s Department of Sustainability Environment Water Population and Communities It was developed for use as a planning tool for example for the establishment of a national reserve system The first version of IBRA was developed in 1993 94 and published in 1995 1 IBRA version 7 mapWithin the broadest scale Australia is a major part of the Australasia biogeographic realm as developed by the World Wide Fund for Nature Based on this system the world is also split into 14 terrestrial habitats of which eight are shared by Australia The Australian land mass is divided into 89 bioregions and 419 subregions Each region is a land area made up of a group of interacting ecosystems that are repeated in similar form across the landscape IBRA is updated periodically based on new data mapping improvements and review of the existing scheme The most recent version is IBRA7 developed during 2012 which replaced IBRA6 1 Contents Top A B C D E F G H I J K L M N O P Q R S T U V W X Y Z See also ReferencesIBRA regions and subregions editThis is a list of region and subregions under IBRA7 Region codes are given in parentheses followed by area where known Images of regions are from IBRA6 1 pending creation of maps for IBRA7 nbsp IBRA 6 1 regions mapA edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaArnhem Coast ARC 3 335 669 hectares 8 242 620 acres NT nbsp Murgenella ARC01 113 180 ha 279 700 acres Maningrida ARC02 1 741 376 ha 4 303 030 acres Nhulunbuy ARC03 1 159 659 ha 2 865 580 acres Groote ARC04 268 735 ha 664 060 acres Wessels ARC05 52 720 ha 130 300 acres Arnhem Plateau ARP 2 306 023 hectares 5 698 310 acres NT nbsp Alligator ARP01 1 038 621 ha 2 566 490 acres Mainoru ARP02 1 267 401 ha 3 131 820 acres Australian Alps AUA 1 232 981 hectares 3 046 760 acres NSW Vic nbsp Snowy Mountains AUA01 713 114 ha 1 762 140 acres Victorian Alps AUA02 519 866 ha 1 284 620 acres Avon Wheatbelt AVW 9 517 104 hectares 23 517 280 acres WA nbsp Merredin AVW01 6 524 175 ha 16 121 590 acres Katanning AVW02 2 992 929 ha 7 395 690 acres B edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaBen Lomond BEL 657 500 hectares 1 625 000 acres Tas nbsp Ben Lomond subregion BEL01Brigalow Belt North BBN 33 790 510 hectares 83 498 200 acres Qld nbsp Townsville Plains BBN01 763 495 ha 1 886 640 acres Bogie River Hills BBN02 1 054 392 ha 2 605 460 acres Cape River Hills BBN03 747 393 ha 1 846 850 acres Beucazon Hills BBN04 95 821 ha 236 780 acres Wyarra Hills BBN05 397 935 ha 983 320 acres Northern Bowen Basin BBN06 1 316 957 ha 3 254 270 acres Belyando Downs BBN07 1 772 127 ha 4 379 020 acres Upper Belyando Floodout BBN08 466 275 ha 1 152 190 acres Anakie Inlier BBN09 382 284 ha 944 640 acres Basalt Downs BBN10 1 274 731 ha 3 149 930 acres Isaac Comet Downs BBN11 2 693 397 ha 6 655 530 acres Nebo Connors Ranges BBN12 449 269 ha 1 110 170 acres South Drummond Basin BBN13 1 009 244 ha 2 493 900 acres Marlborough Plains BBN14 1 250 611 ha 3 090 330 acres Brigalow Belt South BBS 27 219 776 hectares 67 261 530 acres Qld NSW nbsp Claude River Downs BBS01 1 026 214 ha 2 535 830 acres Woorabinda BBS02 749 785 ha 1 852 760 acres Boomer Range BBS03 220 541 ha 544 970 acres Mount Morgan Ranges BBS04 1 275 970 ha 3 153 000 acres Callide Creek Downs BBS05 30 133 ha 74 460 acres Arcadia BBS06 715 288 ha 1 767 520 acres Dawson River Downs BBS07 982 807 ha 2 428 570 acres Banana Auburn Ranges BBS08 1 547 555 ha 3 824 090 acres Buckland Basalts BBS09 281 306 ha 695 120 acres Carnarvon Ranges BBS10 2 263 686 ha 5 593 690 acres Taroom Downs BBS11 652 005 ha 1 611 140 acres Southern Downs BBS12 4 264 666 ha 10 538 220 acres Barakula BBS13 1 301 712 ha 3 216 600 acres Dulacca Downs BBS14 162 442 ha 401 400 acres Weribone High BBS15 966 510 ha 2 388 300 acres Tara Downs BBS16 511 339 ha 1 263 550 acres Eastern Darling Downs BBS17 1 697 945 ha 4 195 710 acres Inglewood Sandstones BBS18 1 219 008 ha 3 012 230 acres Moonie Commoron Floodout BBS19 750 661 ha 1 854 920 acres Moonie Barwon Interfluve BBS20 765 231 ha 1 890 930 acres Northern Basalts BBS21 624 671 ha 1 543 600 acres Northern Outwash BBS22 700 241 ha 1 730 330 acres Pilliga Outwash BBS23 535 392 ha 1 322 980 acres Pilliga BBS24 1 732 137 ha 4 280 200 acres Liverpool Plains BBS25 941 752 ha 2 327 120 acres Liverpool Range BBS26 521 960 ha 1 289 800 acres Talbragar Valley BBS27 203 894 ha 503 830 acres Narrandool BBS28 303 754 ha 750 590 acres Broken Hill Complex BHC 5 635 422 hectares 13 925 430 acres SA NSW nbsp Barrier Range BHC01 1 802 996 ha 4 455 300 acres Mootwingee Downs BHC02 630 694 ha 1 558 480 acres Scopes Range BHC03 260 806 ha 644 470 acres Barrier Range Outwash BHC04 1 954 973 ha 4 830 840 acres Bimbowrie BHC05 279 258 ha 690 060 acres Curnamona BHC06 706 696 ha 1 746 280 acres Burt Plain BRT 7 379 719 hectares 18 235 680 acres NT nbsp Yuendumu BRT01 2 931 061 ha 7 242 810 acres Atartinga BRT02 3 531 111 ha 8 725 570 acres Mount Chapple BRT03 390 981 ha 966 140 acres Dulcie BRT04 526 567 ha 1 301 180 acres C edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaCape York Peninsula CYP 12 256 457 hectares 30 286 360 acres Qld nbsp Coen Yambo Inlier CYP01 2 312 126 hectares 5 713 390 acres Starke Coastal Lowlands CYP02 512 498 hectares 1 266 410 acres Cape York Torres Strait CYP03 94 367 hectares 233 190 acres Jardine Pascoe Sandstones CYP04 1 444 223 hectares 3 568 750 acres Battle Camp Sandstones CYP05 504 409 hectares 1 246 420 acres Laura Lowlands CYP06 1 791 228 hectares 4 426 220 acres Weipa Plateau CYP07 2 848 753 hectares 7 039 420 acres Northern Holroyd Plain CYP08 2 464 074 hectares 6 088 860 acres Coastal Plains CYP09 284 780 hectares 703 700 acres Carnarvon CAR 8 430 172 hectares 20 831 410 acres WA nbsp Cape Range CAR01 2 380 498 hectares 5 882 340 acres Wooramel CAR02 6 049 674 hectares 14 949 070 acres Central Arnhem CEA 3 462 433 hectares 8 555 860 acres NT nbsp Wilton CEA01 3 137 973 hectares 7 754 100 acres Parson CEA02 324 460 hectares 801 800 acres Central Kimberley CEK 7 675 587 hectares 18 966 790 acres WA nbsp Pentecost CEK01 4 397 260 hectares 10 865 900 acres Hart CEK02 2 324 667 hectares 5 744 380 acres Mount Eliza Kimberley CEK03 953 661 hectares 2 356 550 acres Central Mackay Coast CMC 1 464 208 hectares 3 618 140 acres Qld nbsp Whitsunday CMC01 89 179 hectares 220 370 acres Proserpine Sarina Lowlands CMC02 466 498 hectares 1 152 740 acres Clarke Connors Ranges CMC03 631 985 hectares 1 561 670 acres Byfield CMC04 127 697 hectares 315 550 acres Manifold CMC05 67 885 hectares 167 750 acres Debella CMC06 80 964 hectares 200 070 acres Central Ranges CER 10 164 044 hectares 25 115 900 acres WA NT SA nbsp Mann Musgrave Block CER01 9 214 685 hectares 22 769 980 acres Wataru CER02 423 360 hectares 1 046 100 acres Everard Block CER03 525 998 hectares 1 299 770 acres Channel Country CHC 30 409 437 hectares 75 143 360 acres NT Qld NSW SA nbsp Toko Plains CHC01 2 825 712 hectares 6 982 490 acres Sturt Stony Desert CHC02 8 945 360 hectares 22 104 500 acres Goneaway Tablelands CHC03 5 182 219 hectares 12 805 540 acres Diamantina Eyre CHC04 1 456 544 hectares 3 599 200 acres Cooper Diamantina Plains CHC05 4 136 121 hectares 10 220 580 acres Coongie CHC06 1 736 594 hectares 4 291 220 acres Lake Pure CHC07 1 204 027 hectares 2 975 220 acres Noccundra Slopes CHC08 1 798 759 hectares 4 444 830 acres Tibooburra Downs CHC09Core Ranges CHC10 139 224 hectares 344 030 acres Bulloo CHC11 1 077 480 hectares 2 662 500 acres Bulloo Dunefields CHC12 1 326 712 hectares 3 278 380 acres Central Depression CHC13 580 685 hectares 1 434 900 acres Cobar Peneplain COP 7 385 346 hectares 18 249 590 acres NSW nbsp Boorindal Plains COP1 400 236 hectares 989 000 acres Barnato Downs COP2 1 773 542 hectares 4 382 520 acres Canbelego Downs COP3 2 001 425 hectares 4 945 630 acres Nymagee COP4 2 070 061 hectares 5 115 230 acres Lachlan Plains COP5 1 140 082 hectares 2 817 200 acres Coolgardie COO 12 912 209 hectares 31 906 760 acres WA nbsp Mardabilla COO1 1 843 125 hectares 4 554 460 acres Southern Cross COO2 6 010 838 hectares 14 853 100 acres Eastern Goldfields COO3 5 058 246 hectares 12 499 200 acres Coral Sea COS 17 167 hectares 42 420 acres D edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaDaly Basin DAB 2 092 229 hectares 5 170 010 acres NT nbsp Daly Basin DAB01Dampierland DAL 8 360 871 hectares 20 660 160 acres WA nbsp Fitzroy Trough DAL01 3 432 084 hectares 8 480 860 acres Pindanland DAL02 4 928 787 hectares 12 179 300 acres Darling Riverine Plains DRP 10 699 769 hectares 26 439 710 acres Qld NSW nbsp Culgoa Bokhara DRP01 1 354 799 hectares 3 347 780 acres Warrambool Moonie DRP02 1 151 637 hectares 2 845 760 acres Castlereagh Barwon DRP03 4 500 355 hectares 11 120 620 acres Bogan Macquarie DRP04 1 999 951 hectares 4 941 990 acres Louth Plains DRP05 276 573 hectares 683 430 acres Wilcannia Plains DRP06 504 562 hectares 1 246 800 acres Menindee DRP07 653 935 hectares 1 615 910 acres Great Darling Anabranch DRP08 147 138 hectares 363 590 acres Pooncarie Darling DRP09 110 819 hectares 273 840 acres Darwin Coastal DAC 2 843 199 hectares 7 025 700 acres NT nbsp Darwin Coastal DAC01Davenport Murchison Ranges DMR 5 805 108 hectares 14 344 730 acres NT nbsp Ashburton Range DMR01 1 218 621 hectares 3 011 280 acres Davenport DMR02 1 589 590 hectares 3 928 000 acres Barkly DMR03 2 996 897 hectares 7 405 490 acres Desert Uplands DEU 6 941 095 hectares 17 151 820 acres Qld nbsp Prairie Torrens Creeks Alluvials DEU01 1 580 384 hectares 3 905 210 acres Alice Tableland DEU02 2 866 760 hectares 7 083 900 acres Cape Campaspe Plains DEU03 1 007 026 hectares 2 488 420 acres Jericho DEU04 1 486 926 hectares 3 674 270 acres E edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaEinasleigh Uplands EIU 11 625 726 hectares 28 727 790 acres Qld nbsp Georgetown Croydon EIU01 1 041 407 hectares 2 573 370 acres Kidston EIU02 2 929 528 hectares 7 239 020 acres Hodgkinson Basin EIU03 1 607 221 hectares 3 971 530 acres Broken River EIU04 3 309 590 hectares 8 178 200 acres Undara Toomba Basalts EIU05 2 076 208 hectares 5 130 420 acres Herberton Wairuna EIU06 661 771 hectares 1 635 270 acres Esperance Plains ESP 2 921 327 hectares 7 218 760 acres WA nbsp Fitzgerald ESP01 1 577 938 hectares 3 899 170 acres Recherche ESP02 1 343 390 hectares 3 319 600 acres Eyre Yorke Block EYB 6 120 409 hectares 15 123 860 acres SA nbsp Southern Yorke EYB01 438 470 hectares 1 083 500 acres St Vincent EYB02 1 093 789 hectares 2 702 810 acres Eyre Hills EYB03 1 172 576 hectares 2 897 500 acres Talia EYB04 1 096 175 hectares 2 708 710 acres Eyre Mallee EYB05 2 319 398 hectares 5 731 360 acres F edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaFinke FIN 7 267 416 hectares 17 958 180 acres NT SA nbsp Henbury FIN01 2 257 063 hectares 5 577 320 acres Finke River FIN02 1 601 516 hectares 3 957 430 acres Tieyon FIN03 2 505 610 hectares 6 191 500 acres Pedirka FIN04 903 228 hectares 2 231 920 acres Flinders Lofty Block FLB 6 615 765 hectares 16 347 910 acres SA NSW nbsp Mount Lofty Ranges FLB01 300 580 hectares 742 700 acres Broughton FLB02 1 032 918 hectares 2 552 400 acres Olary Spur FLB02 1 745 479 hectares 4 313 170 acres Southern Flinders FLB04 728 317 hectares 1 799 710 acres Northern Flinders FLB05 1 846 804 hectares 4 563 550 acres Central Flinders FLB06 961 667 hectares 2 376 330 acres Furneaux FUR 537 543 hectares 1 328 300 acres Tas Vic nbsp Wilsons Promontory FUR01 41 144 hectares 101 670 acres Flinders FUR02 496 398 hectares 1 226 630 acres G edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaGascoyne GAS 18 075 257 hectares 44 664 930 acres WA nbsp Ashburton GAS01 3 687 030 hectares 9 110 800 acres Carnegie GAS02 4 718 656 hectares 11 660 050 acres Augustus GAS03 9 669 571 hectares 23 894 030 acres Gawler GAW 12 002 883 hectares 29 659 770 acres SA nbsp Myall Plains GAW01 1 088 767 hectares 2 690 400 acres Gawler Volcanics GAW02 1 556 182 hectares 3 845 410 acres Gawler Lakes GAW03 2 049 193 hectares 5 063 670 acres Arcoona Plateau GAW04 1 089 865 hectares 2 693 120 acres Kingoonya GAW05 1 922 414 hectares 4 750 390 acres Torrens GAW06 1 439 093 hectares 3 556 080 acres Roxby GAW07 1 409 305 hectares 3 482 470 acres Commonwealth Hill GAW08 1 448 062 hectares 3 578 240 acres Geraldton Sandplains GES 3 142 149 hectares 7 764 420 acres WA nbsp Geraldton Hills GES01 1 969 997 hectares 4 867 970 acres Leseur Sandplain GES02 1 172 152 hectares 2 896 450 acres Gibson Desert GID 15 628 918 hectares 38 619 900 acres WA nbsp Lateritic Plain GID01 12 714 805 hectares 31 418 970 acres Dune Field GID02 2 914 114 hectares 7 200 930 acres Great Sandy Desert GSD 39 486 135 hectares 97 572 360 acres NT WA nbsp McLarty GSD01 12 316 754 hectares 30 435 360 acres Mackay GSD02 25 698 395 hectares 63 502 120 acres Ehrenberg GSD03 375 668 hectares 928 300 acres Amedeus GSD04 722 845 hectares 1 786 190 acres Lake Bennett GSD05 289 541 hectares 715 470 acres Lake Lewis GSD06 82 932 hectares 204 930 acres Great Victoria Desert GVD 42 246 564 hectares 104 393 530 acres SA WA nbsp Shield GVD01 4 741 854 hectares 11 717 380 acres Central GVD02 12 590 867 hectares 31 112 710 acres Maralinga GVD03 11 460 762 hectares 28 320 160 acres Kintore GVD04 4 961 542 hectares 12 260 240 acres Tallaringa GVD05 3 663 149 hectares 9 051 840 acres Yellabinna GVD06 4 828 389 hectares 11 931 210 acres Gulf Coastal GUC 2 711 718 hectares 6 700 800 acres NT nbsp Limmen GUC01 12 714 805 hectares 31 418 970 acres Pellews GUC02 2 914 114 hectares 7 200 930 acres Gulf Fall and Uplands GFU 11 847 909 hectares 29 276 820 acres NT Qld nbsp McArthur GFU01 9 330 938 hectares 23 057 250 acres Nicholson GFU02 2 516 971 hectares 6 219 570 acres Gulf Plains GUP 22 041 825 hectares 54 466 540 acres NT Qld nbsp Karumba Plains GUP01 1 057 366 hectares 2 612 810 acres Armraynald Plains GUP02 1 589 437 hectares 3 927 580 acres Woondoola Plains GUP03 2 375 110 hectares 5 869 000 acres Mitchell Gilbert Fans GUP04 5 262 816 hectares 13 004 700 acres Claraville Plains GUP05 3 738 013 hectares 9 236 830 acres Holroyd Plain Red Plateau GUP06 2 208 468 hectares 5 457 240 acres Doomadgee Plains GUP07 1 831 823 hectares 4 526 530 acres Donors Plateau GUP08 2 449 964 hectares 6 053 990 acres Gilberton Plateau GUP09 1 403 937 hectares 3 469 200 acres Wellesley Islands GUP10 124 893 hectares 308 620 acres H edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaHampton HAM 1 088 198 hectares 2 689 000 acres WA nbsp Hampton HAM01I edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaIndian Tropical Islands ITI 27 329 hectares 67 530 acres Christmas Island ITI01 13 664 hectares 33 760 acres Cocos Islands ITI02 1 463 hectares 3 620 acres Timor Sea Coral Islands ITI03 12 203 hectares 30 150 acres J edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaJarrah Forest JAF 4 509 074 hectares 11 142 160 acres WA nbsp Northern Jarrah Forest JAF01 1 898 799 hectares 4 692 030 acres Southern Jarrah Forest JAF02 2 610 275 hectares 6 450 130 acres K edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaKanmantoo KAN 812 415 hectares 2 007 520 acres SA nbsp Kangaroo Island KAN01 441 685 hectares 1 091 430 acres Fleurieu KAN02 370 730 hectares 916 100 acres King KIN 425 567 hectares 1 051 600 acres Tas nbsp King KIN01L edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaLittle Sandy Desert LSD 11 089 857 hectares 27 403 630 acres WA nbsp Rudall LSD01 991 277 hectares 2 449 500 acres Trainor LSD02 10 098 580 hectares 24 954 100 acres M edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaMacDonnell Ranges MAC 3 929 444 hectares 9 709 870 acres NT nbsp McDonnell MAC01 1 483 959 hectares 3 666 940 acres Watarrka MAC02 1 092 782 hectares 2 700 320 acres Hartz Range MAC03 1 352 702 hectares 3 342 600 acres Mallee MAL 7 397 559 hectares 18 279 770 acres WA nbsp Eastern Mallee MAL01 3 415 839 hectares 8 440 720 acres Western Mallee MAL02 3 981 720 hectares 9 839 000 acres Mitchell Grass Downs MGD 33 468 761 hectares 82 703 110 acres NT Qld nbsp Sylvester MGD01 1 153 283 hectares 2 849 820 acres Barkly Tableland MGD02 9 479 612 hectares 23 424 630 acres Georgina Limestone MGD03 2 292 026 hectares 5 663 720 acres Southwestern Downs MGD04 3 715 454 hectares 9 181 090 acres Kynuna Plateau MGD05 2 293 311 hectares 5 666 890 acres Northern Downs MGD06 435 263 hectares 1 075 560 acres Central Downs MGD07 9 378 817 hectares 23 175 560 acres Southern Wooded Downs MGD08 4 720 995 hectares 11 665 830 acres Mount Isa Inlier MII 6 778 263 hectares 16 749 450 acres Qld nbsp Southwestern Plateaus and Floodouts MII01 1 333 519 hectares 3 295 200 acres Thorntonia MII02 802 892 hectares 1 983 990 acres Mount Isa MII03 4 641 851 hectares 11 470 260 acres Mulga Lands MUL 25 188 333 hectares 62 241 730 acres NSW Qld nbsp West Balonne Plains MUL01 1 991 194 hectares 4 920 350 acres Eastern Mulga Plains MUL02 1 563 269 hectares 3 862 920 acres Nebine Plains Block Range MUL03 1 898 731 hectares 4 691 870 acres North Eastern Plains MUL04 660 369 hectares 1 631 810 acres Warrego Plains MUL05 2 492 085 hectares 6 158 080 acres Langlo Plains MUL06 1 290 484 hectares 3 188 860 acres Cuttaburra Paroo MUL07 1 703 985 hectares 4 210 640 acres West Warrego MUL08 4 790 087 hectares 11 836 560 acres Northern Uplands MUL09 1 147 549 hectares 2 835 660 acres West Bulloo MUL10 2 852 104 hectares 7 047 700 acres Urisino Sandplains MUL11 2 007 350 hectares 4 960 300 acres Warrego Sands MUL12 479 471 hectares 1 184 800 acres Kerribree Basin MUL13 399 576 hectares 987 370 acres White Cliffs Plateau MUL14 1 074 309 hectares 2 654 680 acres Paroo Overflow MUL15 301 217 hectares 744 320 acres Paroo Darling Sands MUL16 536 556 hectares 1 325 860 acres Murchison MUR 28 120 554 hectares 69 487 400 acres WA nbsp Eastern Murchison MUR01 21 135 040 hectares 52 225 800 acres Western Murchison MUR02 6 985 514 hectares 17 261 580 acres Murray Darling Depression MDD 19 958 349 hectares 49 318 150 acres NSW SA Vic nbsp South Olary Plain MDD01 5 439 224 hectares 13 440 620 acres Murray Mallee MDD02 5 037 583 hectares 12 448 140 acres Murray Lakes and Coorong MDD03 249 191 hectares 615 760 acres Lowan Mallee MDD04 2 391 719 hectares 5 910 070 acres Wimmera MDD05 2 145 380 hectares 5 301 300 acres Darling Depression MDD06 3 662 438 hectares 9 050 080 acres Braemer MDD07 1 032 815 hectares 2 552 140 acres N edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaNandewar NAN 2 701 977 hectares 6 676 730 acres NSW Qld nbsp Nandewar Northern Complex NAN01 962 254 hectares 2 377 780 acres Inverell Basalts NAN02 230 854 hectares 570 450 acres Kaputar NAN03 78 307 hectares 193 500 acres Peel NAN04 1 430 562 hectares 3 535 000 acres Naracoorte Coastal Plain NCP 2 458 215 hectares 6 074 380 acres SA Vic nbsp Bridgewater NCP01 463 723 hectares 1 145 880 acres Glenelg Plain NCP02 554 775 hectares 1 370 880 acres Lucindale NCP03 731 656 hectares 1 807 960 acres Tintinara NCP04 708 061 hectares 1 749 660 acres New England Tablelands NET 3 002 213 hectares 7 418 630 acres NSW nbsp Bundarra Downs NET01 151 867 hectares 375 270 acres Beardy River Hills NET02 24 625 hectares 60 850 acres Walcha Plateau NET03 473 825 hectares 1 170 850 acres Armidale Plateau NET04 290 577 hectares 718 030 acres Wongwibinda Plateau NET05 106 929 hectares 264 230 acres Deepwater Downs NET06 97 773 hectares 241 600 acres Glenn Innes Guyra Basalts NET07 277 299 hectares 685 220 acres Ebor Basalts NET08 35 709 hectares 88 240 acres Moredun Volcanics NET09 117 461 hectares 290 250 acres Severn River Volcanics NET10 150 795 hectares 372 620 acres Northeast Forest Lands NET11 206 492 hectares 510 250 acres Tenterfield Plateau NET12 139 242 hectares 344 070 acres Yarrowyck Kentucky Downs NET13 65 135 hectares 160 950 acres Binghi Plateau NET14 64 555 hectares 159 520 acres Stanthorpe Plateau NET15 267 999 hectares 662 240 acres Eastern Nandewars NET16 319 096 hectares 788 500 acres Tingha Plateau NET17 78 461 hectares 193 880 acres Nightcap NET18 113 767 hectares 281 120 acres Round Mountain NET19 20 606 hectares 50 920 acres Northern Kimberley NOK 8 420 100 hectares 20 807 000 acres WA nbsp Mitchell NOK01 5 970 915 hectares 14 754 450 acres Berkeley NOK02 2 449 185 hectares 6 052 070 acres NSW North Coast NNC 3 996 591 hectares 9 875 790 acres NSW nbsp Washpool NNC01 59 377 hectares 146 720 acres Cataract NNC02 121 338 hectares 299 830 acres Dalmorton NNC03 316 458 hectares 781 980 acres Chaelundi NNC04 188 279 hectares 465 250 acres Yuraygir NNC05 45 815 hectares 113 210 acres Coffs Coast and Escarpment NNC06 308 115 hectares 761 370 acres Macleay Hastings NNC07 729 170 hectares 1 801 800 acres Carrai Plateau NNC08 20 100 hectares 50 000 acres Macleay Gorges NNC09 153 349 hectares 378 930 acres Upper Manning NNC10 83 181 hectares 205 540 acres Comboyne Plateau NNC11 123 315 hectares 304 720 acres Mummel Escarpment NNC12 400 916 hectares 990 690 acres Barrington NNC13 110 903 hectares 274 050 acres Tomalla NNC14 227 615 hectares 562 450 acres Ellerston NNC15 113 183 hectares 279 680 acres Upper Hunter NNC16 232 750 hectares 575 100 acres Karuah Manning NNC17 602 423 hectares 1 488 620 acres Rocky River Gorge NNC18 86 829 hectares 214 560 acres Guy Fawkes NNC19 73 477 hectares 181 570 acres NSW South Western Slopes NSS 8 681 126 hectares 21 451 530 acres NSW Vic nbsp Inland Slopes NSS01 4 640 857 hectares 11 467 810 acres Lower Slopes NSS02 3 938 809 hectares 9 733 010 acres Capertee Valley NSS03 101 460 hectares 250 700 acres Nullarbor NUL 19 722 774 hectares 48 736 040 acres SA WA nbsp Carlisle NUL01 5 788 547 hectares 14 303 810 acres Nullarbor Plain NUL02 12 785 260 hectares 31 593 100 acres Yalata NUL03 1 148 966 hectares 2 839 160 acres O edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaOrd Victoria Plain OVP 12 540 703 hectares 30 988 750 acres NT WA nbsp Purnululu OVP01 3 233 873 hectares 7 991 070 acres South Kimberley Interzone OVP02 7 728 296 hectares 19 097 040 acres Gregory OVP03 74 982 hectares 185 280 acres Camfield OVP04 828 712 hectares 2 047 790 acres P edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaPacific Subtropical Islands PSI 5 817 hectares 14 370 acres Lord Howe Island PSI01 1 909 hectares 4 720 acres Norfolk Island PSI02 3 908 hectares 9 660 acres Pine Creek PCK 2 851 777 hectares 7 046 890 acres NT nbsp Pine Creek PCK01Pilbara PIL 17 823 126 hectares 44 041 900 acres WA nbsp Chichester PIL01 8 374 728 hectares 20 694 400 acres Fortescue PIL02 1 951 435 hectares 4 822 100 acres Hamersley PIL03 5 634 727 hectares 13 923 710 acres Roebourne PIL04 1 862 236 hectares 4 601 690 acres R edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaRiverina RIV 9 704 469 hectares 23 980 270 acres NSW SA Vic nbsp Lachlan RIV01 2 377 523 hectares 5 874 990 acres Murrumbidgee RIV02 2 946 813 hectares 7 281 730 acres Murray Fans RIV03 1 952 238 hectares 4 824 090 acres Victorian Riverina RIV04 1 890 627 hectares 4 671 840 acres Robinvale Plains RIV05 162 003 hectares 400 320 acres Murray Scroll Belt RIV06 375 266 hectares 927 300 acres S edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaSimpson Strzelecki Dunefields SSD 27 984 283 hectares 69 150 670 acres NSW NT Qld SA nbsp Andado SSD01 1 355 195 hectares 3 348 760 acres Simpson Desert SSD02 12 962 073 hectares 32 029 980 acres Dieri SSD03 5 152 029 hectares 12 730 940 acres Warriner SSD04 1 032 165 hectares 2 550 540 acres Strzelecki Desert SSD05 7 482 821 hectares 18 490 450 acres South East Coastal Plain SCP 1 749 237 hectares 4 322 460 acres Vic nbsp Gippsland Plain SCP01 1 246 995 hectares 3 081 390 acres Otway Plain SCP02 237 799 hectares 587 610 acres Warrnambool Plain SCP03 264 443 hectares 653 450 acres South East Corner SEC 2 532 053 hectares 6 256 840 acres NSW Vic nbsp East Gippsland Lowlands SEC01 623 515 hectares 1 540 740 acres South East Coastal Ranges SEC02 1 734 517 hectares 4 286 080 acres Bateman SEC03 174 020 hectares 430 000 acres South Eastern Highlands SEH 8 375 961 hectares 20 697 450 acres ACT NSW Vic nbsp Highlands Southern Fall SEH01 1 196 334 hectares 2 956 210 acres Highlands Northern Fall SEH02 1 415 806 hectares 3 498 530 acres Otway Ranges SEH03 149 857 hectares 370 300 acres Strzelecki Ranges SEH04 342 045 hectares 845 210 acres Murrumbateman SEH06 630 454 hectares 1 557 890 acres Bungonia SEH07 431 185 hectares 1 065 480 acres Kanangra SEH08 131 310 hectares 324 500 acres Crookwell SEH09 466 523 hectares 1 152 800 acres Oberon SEH10 293 164 hectares 724 420 acres Bathurst SEH11 161 486 hectares 399 040 acres Orange SEH12 284 172 hectares 702 200 acres Hill End SEH13 504 377 hectares 1 246 340 acres Bondo SEH14 541 990 hectares 1 339 300 acres Kybeyan Gourock SEH15 479 221 hectares 1 184 180 acres Monaro SEH16 1 267 543 hectares 3 132 170 acres Capertee Uplands SEH17 80 494 hectares 198 910 acres South Eastern Queensland SEQ 7 804 921 hectares 19 286 380 acres NSW Qld nbsp Burnett Curtis Hills and Ranges SEQ01 962 583 hectares 2 378 590 acres Moreton Basin SEQ02 784 969 hectares 1 939 700 acres Burringbar Conondale Ranges SEQ03 630 616 hectares 1 558 290 acres Sunshine Coast Gold Coast Lowlands SEQ04 351 123 hectares 867 640 acres Brisbane Barambah Volcanics SEQ05 806 778 hectares 1 993 590 acres South Burnett SEQ06 563 866 hectares 1 393 340 acres Gympie Block SEQ07 859 020 hectares 2 122 700 acres Burnett Curtis Coastal Lowlands SEQ08 700 181 hectares 1 730 180 acres Great Sandy SEQ09 356 502 hectares 880 940 acres Scenic Rim SEQ10 614 729 hectares 1 519 030 acres Woodenbong SEQ11 325 603 hectares 804 580 acres Clarence Sandstones SEQ12 327 829 hectares 810 080 acres Clarence Lowlands SEQ13 520 901 hectares 1 287 170 acres Southern Volcanic Plain SVP 2 440 340 hectares 6 030 200 acres SA VicVictorian Volcanic Plain SVP01 2 356 147 hectares 5 822 170 acres Mount Gambier SVP02 84 194 hectares 208 050 acres Stony Plains STP 13 166 372 hectares 32 534 810 acres SA nbsp Breakaways STP01 2 444 385 hectares 6 040 210 acres Oodnadatta STP02 2 593 717 hectares 6 409 210 acres Murnpeowie STP03 2 910 385 hectares 7 191 720 acres Peake Dennison Inlier STP04 158 623 hectares 391 970 acres Macumba STP05 693 282 hectares 1 713 140 acres Witjira STP06 1 677 111 hectares 4 144 230 acres Baltana STP07 2 688 870 hectares 6 644 300 acres Sturt Plateau STU 9 857 531 hectares 24 358 490 acres NT nbsp Renehan STU01 1 938 959 hectares 4 791 270 acres Newcastle STU02 4 333 836 hectares 10 709 140 acres Birdum STU03 3 584 736 hectares 8 858 080 acres Subantarctic Islands SAI 49 164 hectares 121 490 acres NSW VicHeard and McDonald Islands SAI01 36 764 hectares 90 850 acres Macquarie Island SAI02 12 400 hectares 31 000 acres Swan Coastal Plain SWA 1 525 798 hectares 3 770 330 acres WA nbsp Dandarragan Plateau SWA01 383 465 hectares 947 560 acres Perth SWA02 1 142 334 hectares 2 822 770 acres Sydney Basin SYB 3 629 597 hectares 8 968 930 acres NSW nbsp Kerrabee SYB01 437 384 hectares 1 080 800 acres Hunter SYB02 461 515 hectares 1 140 430 acres Wollemi SYB04 687 622 hectares 1 699 150 acres Yengo SYB05 461 327 hectares 1 139 960 acres Wyong SYB06 211 494 hectares 522 610 acres Pittwater SYB07 148 389 hectares 366 680 acres Cumberland SYB08 275 693 hectares 681 250 acres Burragorang SYB09 257 572 hectares 636 470 acres Sydney Cataract SYB10 153 839 hectares 380 140 acres Moss Vale SYB11 96 903 hectares 239 450 acres Illawarra SYB12 122 752 hectares 303 330 acres Ettrema SYB13 179 126 hectares 442 630 acres Jervis SYB14 135 981 hectares 336 020 acres T edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaTanami TAN 25 997 277 hectares 64 240 670 acres NT WA nbsp Tanami Desert TAN01 20 769 151 hectares 51 321 690 acres Wycliffe TAN02 1 600 893 hectares 3 955 890 acres Sandover TAN03 3 627 233 hectares 8 963 090 acres Tasmanian Central Highlands TCH 767 849 hectares 1 897 400 acres Tas nbsp Central Highlands TCH01Tasmanian Northern Midlands TNM 415 445 hectares 1 026 590 acres Tas nbsp Northern Midlands TNM01Tasmanian Northern Slopes TNS 623 103 hectares 1 539 720 acres Tas nbsp Northern Slopes TNS01Tasmanian South East TSE 1 131 822 hectares 2 796 790 acres Tas nbsp South East TSE01Tasmanian Southern Ranges TSR 757 228 hectares 1 871 150 acres Tas nbsp Southern Ranges TSR01Tasmanian West TWE 1 565 077 hectares 3 867 390 acres Tas nbsp West TWE01Tiwi Cobourg TIW 1 010 580 hectares 2 497 200 acres NT nbsp Tiwi TIW01 748 927 hectares 1 850 640 acres Coburg TIW02 261 652 hectares 646 560 acres V edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaVictoria Bonaparte VIB 7 301 242 hectares 18 041 760 acres NT WA nbsp Keep VIB01 6 441 592 hectares 15 917 520 acres Hermit Creek VIB02 170 646 hectares 421 680 acres Angalarri VIB03 689 004 hectares 1 702 570 acres Victorian Midlands VIM 3 469 789 hectares 8 574 040 acres Vic nbsp Goldfields VIM01 1 326 133 hectares 3 276 950 acres Central Victorian Uplands VIM02 1 217 922 hectares 3 009 550 acres Greater Grampians VIM03 237 416 hectares 586 670 acres Dundas Tablelands VIM04 688 318 hectares 1 700 870 acres W edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaWarren WAR 844 771 hectares 2 087 470 acres WA nbsp Warren WAR01Wet Tropics WET 1 989 107 hectares 4 915 190 acres Qld nbsp Herbert WET01 220 920 hectares 545 900 acres Tully WET02 162 958 hectares 402 680 acres Innisfail WET03 195 200 hectares 482 000 acres Atherton WET04 177 037 hectares 437 470 acres Paluma Seaview WET05 233 751 hectares 577 610 acres Kirrama Hinchinbrook WET06 257 594 hectares 636 530 acres Bellenden Ker Lamb WET07 271 062 hectares 669 810 acres Macalister WET08 112 652 hectares 278 370 acres Daintree Bloomfield WET09 357 932 hectares 884 470 acres Y edit IBRA regions and subregions IBRA7IBRA region subregion IBRA code Area States Location in AustraliaYalgoo YAL 5 087 577 hectares 12 571 680 acres WA nbsp Edel YAL01 1 588 634 hectares 3 925 600 acres Tallering YAL02 3 498 943 hectares 8 646 080 acres See also editEcoregions in Australia Integrated Marine and Coastal Regionalisation of Australia IMCRA Further reading editHaque Md Mohasinul Nipperess David A Gallagher Rachael V Beaumont Linda J 2017 How well documented is Australia s flora Understanding spatial bias in vouchered plant specimens Austral Ecology 42 6 690 699 doi 10 1111 aec 12487 ISSN 1442 9985 Discusses IBRA regions most likely to benefit from targeted floral sampling References edit Australian Government Department of Agriculture Water and the Environment Australia s bioregions IBRA Retrieved 8 September 2021 Additional references edit Australia s bioregions IBRA Department of Sustainability Environment Water Population and Communities Commonwealth of Australia 2012 Retrieved 13 January 2013 Interim Biogeographic Regionalisation for Australia IBRA7 regions and codes Interim Biogeographic Regionalisation for Australia IBRA7 subregions and codes Retrieved from https en wikipedia org w index php title Interim Biogeographic Regionalisation for Australia amp oldid 1153780181, wikipedia, wiki, book, books, library,

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