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Red grouper

The red grouper (Epinephelus morio) is a species of marine ray-finned fish, a grouper from the subfamily Epinephelinae which is part of the family Serranidae, which also includes the anthias and sea basses. It is found in the western Atlantic Ocean.

Red grouper
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Perciformes
Family: Serranidae
Subfamily: Epinephelinae
Genus: Epinephelus
Species:
E. morio
Binomial name
Epinephelus morio
(Valenciennes, 1828)
Synonyms[2]
  • Serranus morio Valenciennes, 1828
  • Serranus erythrogaster DeKay, 1842
  • Serranus luridus Ranzani, 1842
  • Serranus remotus Poey, 1860
  • Serranus angustifrons Steindachner, 1864

Description edit

The red grouper has a body with a standard length which is 2.6 to 3 times as long as it is deep. The preopercle is subangular with the serrations at its angle being slightly enlarged and the upper edge of the gill cover is straight.[3] The gill cover has three flat spines with the central spine being the longest.[4] The dorsal fin contains 11 spines and 16-17 soft rays while the anal fin has 3 spines and 8 soft rays.[2] The pectoral fins are longer than the pelvic fins and the caudal fin is truncate. The[4] They are dark reddish brown on the upper part of the head and body, shading to paler pink on the underparts, they are marked with lighter spots and blotches across their body and there are darker margins to the fins.[5] This species has a maximum published total length of 125 centimetres (49 in), although they a more commonly found at lengths around 50 centimetres (20 in), and a maximum published weight of 23 kilograms (51 lb).[2]

Distribution edit

The red grouper's typical range is coastal areas in the western Atlantic, stretching from southern Brazil to North Carolina in the US and including the Gulf of Mexico and Bermuda.[2]

Habitat and biology edit

The red grouper is a demersal, largely sedentary species which has an extended (~40 day) pelagic larval stage before it settles in shallow coastal hardbottom habitat as juveniles. They remain in inshore waters for 4–5 years before migrating to offshore hardbottom habitat—particularly on the edge of the continental self—as adults. Spawning occurs offshore between January and June, peaking in May. While primarily eating benthic invertebrates, the red grouper is an opportunistic feeder in the reef community. The diet commonly includes xanthid and portunid crabs, juvenile spiny lobster, and snapping shrimp, with the occasional fish. The red grouper is of moderate size, about 125 cm and weighs 23 kg or more. Body coloration is typically reddish-brown in color often, with many white spots. When aggravated (they are highly territorial) or involved in spawning activities, these fish can very rapidly change coloration patterns, with the head or other parts of the body turning completely white, and the white spots appearing more intense.

 
Red grouper (Epinephelus morio) on an excavated site on Pulley Ridges on the West Florida Shelf

Habitat engineers of the sea edit

Red grouper actively excavate pits in the seafloor. They start digging in the sediment from the time they settle out of the plankton and continue throughout their lifetime. They use their caudal fin and their mouths to remove debris and sediment from rocks, creating exposed surfaces on which sessile organisms actively settle (e.g., sponges, soft corals, algae). The exposure of structure also attracts a myriad of other species, including mobile invertebrates and a remarkable diversity of other fishes, from gobies and butterflyfish to grunts and snapper. The lionfish Pterois volitans started invading red grouper habitat by 2008, from Florida Bay to the Florida Keys and offshore to Pulley Ridge, a mesophotic coral reef on the West Florida Shelf west of the Dry Tortugas. Known for being extremely capable predators on small reef fish, scientists are very interested in determining the extent to which their invasion changes the functional dynamics of associated communities.

Parasites edit

As other fish, red groupers harbour a number of parasites,[6] including, on its gills, the monogeneans Pseudorhabdosynochus justinella and Pseudorhabdosynochus yucatanensis.

Taxonomy edit

The red grouper was first formally described as Serranus morio in 1828 by the French zoologist Achille Valenciennes (1794-1865),[7] with the type locality given as the fish market in New York, the fish being "probably caught south of there".[3]

Utilisation edit

The red grouper is a commercially important species for fisheries throughout its range and it is also an valuable resource for recreational fisheries too.[4]

 
Red grouper caught off Key West in the Florida Keys.

References edit

  1. ^ Brule, T.; Bertoncini, A.A.; Ferreira, B.; Aguilar-Perera, A.; Sosa-Cordero, E. (2018). "Epinephelus morio". IUCN Red List of Threatened Species. 2018: e.T44681A46914636. doi:10.2305/IUCN.UK.2018-2.RLTS.T44681A46914636.en. Retrieved 15 November 2021.
  2. ^ a b c d Froese, Rainer; Pauly, Daniel (eds.) (2019). "Epiphenelus morio" in FishBase. December 2019 version.
  3. ^ a b Heemstra, P.C. & J.E. Randall (1993). FAO Species Catalogue. Vol. 16. Groupers of the world (family Serranidae, subfamily Epinephelinae). An annotated and illustrated catalogue of the grouper, rockcod, hind, coral grouper and lyretail species known to date (PDF). FAO Fish. Synopsis. Vol. 125. FAO, Rome. pp. 195–196. ISBN 92-5-103125-8.
  4. ^ a b c "Epinephelus morio Valenciennes, 1828". Indian River Lagoon Species Inventory. Smithsonian Marine Station at Fort Pierce. Retrieved 11 July 2020.
  5. ^ "Epinephelus morio". Discover Fishes. Florida Museum. 12 May 2017. Retrieved 11 July 2020.
  6. ^ Moravec F, Vidal-Martínez VM, Vargas-Vázquez J, Vivas-Rodríguez C, González-Solís D, Mendoza-Franco E, Simá-Alvarez R, Güemez-Ricalde J (1997). "Helminth parasites of Epinephelus morio (Pisces: Serranidae) of the Yucatan Peninsula, southeastern Mexico" (PDF). Folia Parasitologica. 44 (4): 255–66. PMID 9437838.  
  7. ^ Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Serranus morio". Catalog of Fishes. California Academy of Sciences. Retrieved 11 July 2020.

External links edit

  • Photos of Red grouper on Sealife Collection

grouper, grouper, epinephelus, morio, species, marine, finned, fish, grouper, from, subfamily, epinephelinae, which, part, family, serranidae, which, also, includes, anthias, basses, found, western, atlantic, ocean, conservation, status, vulnerable, iucn, scie. The red grouper Epinephelus morio is a species of marine ray finned fish a grouper from the subfamily Epinephelinae which is part of the family Serranidae which also includes the anthias and sea basses It is found in the western Atlantic Ocean Red grouper Conservation status Vulnerable IUCN 3 1 1 Scientific classification Domain Eukaryota Kingdom Animalia Phylum Chordata Class Actinopterygii Order Perciformes Family Serranidae Subfamily Epinephelinae Genus Epinephelus Species E morio Binomial name Epinephelus morio Valenciennes 1828 Synonyms 2 Serranus morio Valenciennes 1828 Serranus erythrogaster DeKay 1842 Serranus luridus Ranzani 1842 Serranus remotus Poey 1860 Serranus angustifrons Steindachner 1864 Contents 1 Description 2 Distribution 3 Habitat and biology 3 1 Habitat engineers of the sea 3 2 Parasites 4 Taxonomy 5 Utilisation 6 References 7 External linksDescription editThe red grouper has a body with a standard length which is 2 6 to 3 times as long as it is deep The preopercle is subangular with the serrations at its angle being slightly enlarged and the upper edge of the gill cover is straight 3 The gill cover has three flat spines with the central spine being the longest 4 The dorsal fin contains 11 spines and 16 17 soft rays while the anal fin has 3 spines and 8 soft rays 2 The pectoral fins are longer than the pelvic fins and the caudal fin is truncate The 4 They are dark reddish brown on the upper part of the head and body shading to paler pink on the underparts they are marked with lighter spots and blotches across their body and there are darker margins to the fins 5 This species has a maximum published total length of 125 centimetres 49 in although they a more commonly found at lengths around 50 centimetres 20 in and a maximum published weight of 23 kilograms 51 lb 2 Distribution editThe red grouper s typical range is coastal areas in the western Atlantic stretching from southern Brazil to North Carolina in the US and including the Gulf of Mexico and Bermuda 2 Habitat and biology editThe red grouper is a demersal largely sedentary species which has an extended 40 day pelagic larval stage before it settles in shallow coastal hardbottom habitat as juveniles They remain in inshore waters for 4 5 years before migrating to offshore hardbottom habitat particularly on the edge of the continental self as adults Spawning occurs offshore between January and June peaking in May While primarily eating benthic invertebrates the red grouper is an opportunistic feeder in the reef community The diet commonly includes xanthid and portunid crabs juvenile spiny lobster and snapping shrimp with the occasional fish The red grouper is of moderate size about 125 cm and weighs 23 kg or more Body coloration is typically reddish brown in color often with many white spots When aggravated they are highly territorial or involved in spawning activities these fish can very rapidly change coloration patterns with the head or other parts of the body turning completely white and the white spots appearing more intense nbsp Red grouper Epinephelus morio on an excavated site on Pulley Ridges on the West Florida Shelf Habitat engineers of the sea edit Red grouper actively excavate pits in the seafloor They start digging in the sediment from the time they settle out of the plankton and continue throughout their lifetime They use their caudal fin and their mouths to remove debris and sediment from rocks creating exposed surfaces on which sessile organisms actively settle e g sponges soft corals algae The exposure of structure also attracts a myriad of other species including mobile invertebrates and a remarkable diversity of other fishes from gobies and butterflyfish to grunts and snapper The lionfish Pterois volitans started invading red grouper habitat by 2008 from Florida Bay to the Florida Keys and offshore to Pulley Ridge a mesophotic coral reef on the West Florida Shelf west of the Dry Tortugas Known for being extremely capable predators on small reef fish scientists are very interested in determining the extent to which their invasion changes the functional dynamics of associated communities Parasites edit As other fish red groupers harbour a number of parasites 6 including on its gills the monogeneans Pseudorhabdosynochus justinella and Pseudorhabdosynochus yucatanensis Taxonomy editThe red grouper was first formally described as Serranus morio in 1828 by the French zoologist Achille Valenciennes 1794 1865 7 with the type locality given as the fish market in New York the fish being probably caught south of there 3 Utilisation editThe red grouper is a commercially important species for fisheries throughout its range and it is also an valuable resource for recreational fisheries too 4 nbsp Red grouper caught off Key West in the Florida Keys References edit Brule T Bertoncini A A Ferreira B Aguilar Perera A Sosa Cordero E 2018 Epinephelus morio IUCN Red List of Threatened Species 2018 e T44681A46914636 doi 10 2305 IUCN UK 2018 2 RLTS T44681A46914636 en Retrieved 15 November 2021 a b c d Froese Rainer Pauly Daniel eds 2019 Epiphenelus morio in FishBase December 2019 version a b Heemstra P C amp J E Randall 1993 FAO Species Catalogue Vol 16 Groupers of the world family Serranidae subfamily Epinephelinae An annotated and illustrated catalogue of the grouper rockcod hind coral grouper and lyretail species known to date PDF FAO Fish Synopsis Vol 125 FAO Rome pp 195 196 ISBN 92 5 103125 8 a b c Epinephelus morio Valenciennes 1828 Indian River Lagoon Species Inventory Smithsonian Marine Station at Fort Pierce Retrieved 11 July 2020 Epinephelus morio Discover Fishes Florida Museum 12 May 2017 Retrieved 11 July 2020 Moravec F Vidal Martinez VM Vargas Vazquez J Vivas Rodriguez C Gonzalez Solis D Mendoza Franco E Sima Alvarez R Guemez Ricalde J 1997 Helminth parasites of Epinephelus morio Pisces Serranidae of the Yucatan Peninsula southeastern Mexico PDF Folia Parasitologica 44 4 255 66 PMID 9437838 nbsp Eschmeyer William N Fricke Ron amp van der Laan Richard eds Serranus morio Catalog of Fishes California Academy of Sciences Retrieved 11 July 2020 External links edit nbsp Wikimedia Commons has media related to Epinephelus morio Photos of Red grouper on Sealife Collection Retrieved from https en wikipedia org w index php title Red grouper amp oldid 1214421333, wikipedia, wiki, book, books, library,

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