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Central Mexican matorral

The Central Mexican matorral is an ecoregion of the deserts and xeric shrublands biome of central Mexico. It is the southernmost ecoregion of the Nearctic realm.

Geography

The Central Mexican matorral covers an area of 59,400 square kilometers (22,900 sq mi) on the southern portion of the Mexican Plateau.

The Mexican Plateau is bounded on the east by the Sierra Madre Oriental, on the south by the Trans-Mexican Volcanic Belt, and on the west by the Sierra Madre Occidental. The Central Mexican matorral covers much of the southern portion of the plateau, extending from the Valley of Mexico in the southeast to the Bolaños River in the northwest.

The Central Mexican matorral is bounded by the Sierra Madre Oriental pine-oak forests to the east and northeast, the Trans-Mexican Volcanic Belt pine-oak forests to the southeast, and the Sierra Madre Occidental pine-oak forests on the northwest. An isolated enclave of the Central Mexican matorral occupies the Valley of Toluca. The higher mountain ranges of the plateau are home to sky islands of pine-oak forest, isolated by matorral at lower elevations.

To the southwest, the Central Mexican matorral is bounded by tropical dry forests; the Bajío dry forests in the Lerma River basin, and the Sinaloan dry forests in the lower reaches of the Río Grande de Santiago and its tributaries.

To the northwest, the Central Mexican matorral transitions to the Meseta Central matorral, which covers the middle portion of the Mexican Plateau.

The eastern portion of the Central Mexican matorral is drained by the Pánuco River and its tributaries, the central portion by the Lerma River and its tributaries, and the eastern portion by the northern tributaries of the Río Grande de Santiago, including the Rio Verde and Bolaños. The Valley of Mexico is an endorheic basin, which drains into central lakes.

The ecoregion is home to Mexico City, the largest metropolis in North America. Other cities in the ecoregion include Toluca, San Luis Potosí, Aguascalientes, Zacatecas, San Miguel de Allende, Dolores Hidalgo, San Juan del Rio, Pachuca, and Actopan.

Climate

The climate is subtropical and semi-arid, with warm summers and occasional summer rains. Winters are cool, particularly at higher elevations.[2]

Flora

The characteristic vegetation is dry shrubland, called matorral. Cactus and rosette plants are prominent. Cactus include species of prickly pear cactus (Opuntia – Opuntia robusta, Opuntia streptacantha, and Opuntia leucotricha, Ferocactus latispinus, Mammillaria magnimamma, Cylindropuntia imbricata. Rosette plants include agaves like Agave lechuguilla, yuccas, including Yucca filifera and Yucca decipiens, Hechtia podantha, and species of Dasylirion. Other shrubs and low trees include Schinus molle, Acacia farnesiana, and Mimosa biuncifera. Ground cover plants include grasses and herbs.[3]

In the Valley of Mexico, the dominant matorral plants are Opuntia streptacantha, Zaluzania augusta, Yucca filifera, Schinus molle, and Mimosa biuncifera. Halopytic grasslands and low shrubs occur on the valley's saline soils, including the shrub romerito (Suadea mexicana).[3][2]

Fauna

Native mammals include white-tailed deer (Odocoileus virginianus), coyote (Canis latrans), collared peccary (Pecari tajacu), nine-banded armadillo (Dasypus novemcinctus), Virginia opossum (Didelphis virginiana), southern spotted skunk (Spilogale angustifrons), Mexican cottontail (Sylvilagus cunicularius), desert cottontail (Sylvilagus audubonii), and rock squirrel (Otospermophilus variegatus).[2]

Native birds include great-tailed grackle (Quiscalus mexicanus), mourning dove (Zenaida macroura), Stygian owl (Asio stygius), red-tailed hawk (Buteo jamaicensis), northern harrier (Circus cyaneus), prairie falcon (Falco mexicanus), Harris's hawk (Parabuteo unicinctus), barn owl (Tyto alba), hooded oriole (Icterus cucullatus), and common raven (Corvus corax).[2]

Protected areas

5.4% of the ecoregion is in protected areas. Protected areas include El Gogorrón National Park, Sierra Gorda Biosphere Reserve, Sierra Gorda de Guanajuato Biosphere Reserve, El Cimatario National Park, Los Remedios National Park, El Tepeyac National Park, Molino de Flores Netzahualcóyotl National Park, Sierra de Lobos Sustainable Use Area, Ciénegas de Lerma, Sierra de Álvarez Flora and Fauna Protection Area, and the Cuenca Alimentadora del Distrito Nacional de Riego 043 Estado de Nayarit and Cuenca Alimentadora del Distrito Nacional de Riego 01 Pabellón natural resources protection areas.[1]

See also

External links

  • "Central Mexican matorral". Terrestrial Ecoregions. World Wildlife Fund.
  • World Wildlife Fund, ed. (2001). . WildWorld Ecoregion Profile. National Geographic Society. Archived from the original on 2010-03-08.

References

  1. ^ a b "Central Mexican Matorral". DOPA Explorer. Accessed 28 July 2022
  2. ^ a b c d Wiken, Ed, Francisco Jiménez Nava, and Glenn Griffith (2011). North American Terrestrial Ecoregions—Level III. Commission for Environmental Cooperation, Montreal, Canada.
  3. ^ a b "Central Mexican matorral". Terrestrial Ecoregions. World Wildlife Fund.

central, mexican, matorral, ecoregion, deserts, xeric, shrublands, biome, central, mexico, southernmost, ecoregion, nearctic, realm, near, aguascalientes, mexicolocation, ecologyrealmnearcticbiomedeserts, xeric, shrublandsborderslist, bajío, forestsmeseta, cen. The Central Mexican matorral is an ecoregion of the deserts and xeric shrublands biome of central Mexico It is the southernmost ecoregion of the Nearctic realm Central Mexican matorralNear Aguascalientes MexicoLocation map for the Central Mexican matorralEcologyRealmNearcticBiomedeserts and xeric shrublandsBordersList Bajio dry forestsMeseta Central matorralSierra Madre Occidental pine oak forestsSierra Madre Oriental pine oak forestsSinaloan dry forestsTrans Mexican Volcanic Belt pine oak forestsGeographyArea59 195 km2 22 855 sq mi CountriesMexicoStatesList AguascalientesGuanajuatoHidalgoJaliscoMexico CityQueretaroMexicoSan Luis PotosiZacatecasConservationConservation statusCritical endangeredProtected1 288 km 2 1 Contents 1 Geography 2 Climate 3 Flora 4 Fauna 5 Protected areas 6 See also 7 External links 8 ReferencesGeography EditThe Central Mexican matorral covers an area of 59 400 square kilometers 22 900 sq mi on the southern portion of the Mexican Plateau The Mexican Plateau is bounded on the east by the Sierra Madre Oriental on the south by the Trans Mexican Volcanic Belt and on the west by the Sierra Madre Occidental The Central Mexican matorral covers much of the southern portion of the plateau extending from the Valley of Mexico in the southeast to the Bolanos River in the northwest The Central Mexican matorral is bounded by the Sierra Madre Oriental pine oak forests to the east and northeast the Trans Mexican Volcanic Belt pine oak forests to the southeast and the Sierra Madre Occidental pine oak forests on the northwest An isolated enclave of the Central Mexican matorral occupies the Valley of Toluca The higher mountain ranges of the plateau are home to sky islands of pine oak forest isolated by matorral at lower elevations To the southwest the Central Mexican matorral is bounded by tropical dry forests the Bajio dry forests in the Lerma River basin and the Sinaloan dry forests in the lower reaches of the Rio Grande de Santiago and its tributaries To the northwest the Central Mexican matorral transitions to the Meseta Central matorral which covers the middle portion of the Mexican Plateau The eastern portion of the Central Mexican matorral is drained by the Panuco River and its tributaries the central portion by the Lerma River and its tributaries and the eastern portion by the northern tributaries of the Rio Grande de Santiago including the Rio Verde and Bolanos The Valley of Mexico is an endorheic basin which drains into central lakes The ecoregion is home to Mexico City the largest metropolis in North America Other cities in the ecoregion include Toluca San Luis Potosi Aguascalientes Zacatecas San Miguel de Allende Dolores Hidalgo San Juan del Rio Pachuca and Actopan Climate EditThe climate is subtropical and semi arid with warm summers and occasional summer rains Winters are cool particularly at higher elevations 2 Flora EditThe characteristic vegetation is dry shrubland called matorral Cactus and rosette plants are prominent Cactus include species of prickly pear cactus Opuntia Opuntia robusta Opuntia streptacantha and Opuntia leucotricha Ferocactus latispinus Mammillaria magnimamma Cylindropuntia imbricata Rosette plants include agaves like Agave lechuguilla yuccas including Yucca filifera and Yucca decipiens Hechtia podantha and species of Dasylirion Other shrubs and low trees include Schinus molle Acacia farnesiana and Mimosa biuncifera Ground cover plants include grasses and herbs 3 In the Valley of Mexico the dominant matorral plants are Opuntia streptacantha Zaluzania augusta Yucca filifera Schinus molle and Mimosa biuncifera Halopytic grasslands and low shrubs occur on the valley s saline soils including the shrub romerito Suadea mexicana 3 2 Fauna EditNative mammals include white tailed deer Odocoileus virginianus coyote Canis latrans collared peccary Pecari tajacu nine banded armadillo Dasypus novemcinctus Virginia opossum Didelphis virginiana southern spotted skunk Spilogale angustifrons Mexican cottontail Sylvilagus cunicularius desert cottontail Sylvilagus audubonii and rock squirrel Otospermophilus variegatus 2 Native birds include great tailed grackle Quiscalus mexicanus mourning dove Zenaida macroura Stygian owl Asio stygius red tailed hawk Buteo jamaicensis northern harrier Circus cyaneus prairie falcon Falco mexicanus Harris s hawk Parabuteo unicinctus barn owl Tyto alba hooded oriole Icterus cucullatus and common raven Corvus corax 2 Protected areas Edit5 4 of the ecoregion is in protected areas Protected areas include El Gogorron National Park Sierra Gorda Biosphere Reserve Sierra Gorda de Guanajuato Biosphere Reserve El Cimatario National Park Los Remedios National Park El Tepeyac National Park Molino de Flores Netzahualcoyotl National Park Sierra de Lobos Sustainable Use Area Cienegas de Lerma Sierra de Alvarez Flora and Fauna Protection Area and the Cuenca Alimentadora del Distrito Nacional de Riego 043 Estado de Nayarit and Cuenca Alimentadora del Distrito Nacional de Riego 01 Pabellon natural resources protection areas 1 See also EditList of ecoregions in MexicoExternal links Edit Central Mexican matorral Terrestrial Ecoregions World Wildlife Fund World Wildlife Fund ed 2001 Central Mexican matorral WildWorld Ecoregion Profile National Geographic Society Archived from the original on 2010 03 08 References Edit a b Central Mexican Matorral DOPA Explorer Accessed 28 July 2022 a b c d Wiken Ed Francisco Jimenez Nava and Glenn Griffith 2011 North American Terrestrial Ecoregions Level III Commission for Environmental Cooperation Montreal Canada a b Central Mexican matorral Terrestrial Ecoregions World Wildlife Fund Retrieved from https en wikipedia org w index php title Central Mexican matorral amp oldid 1108153022, wikipedia, wiki, book, books, library,

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