Epinephelus itajara. This large, solitary fish will defend its territory when threatened, with aggressive body language and a rumbling sound it. Learn more about the Atlantic goliath grouper – with amazing Atlantic goliath grouper videos, photos and facts on Arkive. The Atlantic goliath grouper or itajara (Epinephelus itajara), also known as the jewfish, is a large saltwater fish of the grouper family found primarily in shallow.

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The membranes between the dorsal fin elements are notched. Modified by Sampang-Reyes, Arlene G. Atlantic goliath grouper habitat This marine fish inhabits shallow, inshore waters with mud, rock or coral bottoms and is infrequently found below depths of 46 metres. Sounds Ciguatera Speed Swim.

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Very large goliath grouper have been observed to stalk divers and even conduct unsuccessful ambushes of the same. Bases of soft dorsal and anal fins covered with scales and thick skin.

In support of the eoinephelus that the species is a protogynous hermaphrodite is the fact that the largest goliath groupers are invariably male. Lichtenstein described the goliath grouper as Serranus itajara in an publication regarding the natural history of Brazil.

Occurring in shallow, inshore waters to depths of feet 46 mthe goliath grouper prefers areas of rock, coral, and mud bottoms. Taxonomy The German ichthyologist M. Phylogenetic diversity index Ref. The sharp teeth are adapted for seizing prey and preventing escape although most prey is simply engulfed and swallowed whole.

One author offers three potential exceptions that may explain why some sexually mature male goliath groupers are smaller than epineephelus mature females epinepheluz a scenario that at first would seem to be contradictory for a protogynous hermaphrodite.


Estimates of some properties based on models Preferred temperature Ref.

Until a harvest ban was placed on the species, its population was in rapid decline. The first and soft dorsal fins are joined together along the back of the fish, and the bases of the first dorsal fin and anal fin are covered with scales and thick skin 2 3.

Help us share the wonders of the natural world. In other projects Wikimedia Commons Wikispecies. Marine; brackish; reef-associated; depth range 0 itwjara m Ref. Summary page Point data Common names Photos. They are known to attack divers, and have even been seen attacking large lemon sharks. Spawning goliath grouper form impressive offshore aggregations of up to or more individuals.

Food Habits Goliath grouper feed largely on crustaceans in particular spiny lobsters, shrimps and crabsfishes including stingrays and parrotfishesoctopus, and young sea turtles. Marketed fresh and salted.

itakara Reconnecting people with nature was a hot topic during Europarcthe yearly conference of Protected Areas in Europe. Fishery Bulletin 90 2: Territorial near it’s refuge cave or wreck where it may show a threat display with open mouth and quivering body. Photo courtesy National Marine Fisheries Service In support of the notion that the species is a protogynous hermaphrodite is the fact that the largest goliath groupers are invariably male.

The large size, slow growth, low reproductive rate, and spawning behavior have made the goliath grouper especially susceptible to overfishing.

The fertilised eggs are scattered in the water column and develop into kite-shaped larvae with long dorsal fin spines and pelvic fin spines 2 3. Epinepheluss caudal fin is rounded.


Atlantic goliath grouper

This page was last edited on 28 Decemberat The head is broad with small eyes and the pectoral fins and tail fins are rounded. Juveniles are tawny-coloured with dark banding and blotching. Dorsal fin The unpaired fin found on the back of the body of fish, or the raised structure on the back of most cetaceans whales, dolphins and porpoises.

Before the Atlantic goliath grouper reaches full size it is susceptible to the attack of barracuda, king mackerel and moray eels, as well as sandbar sharks and hammerhead sharks 2.

Epinephelus itajara – Discover Fishes

A taxon is Extinct EX when there is no reasonable doubt that the last individual has died. Males achieve sexual maturity at four to six years of age and lengths of inches cmfemales at six to seven years of age and inches cm. FishBase – Epinephelus itajara February, http: Smallscaled grouper Epinephelus polylepis. Epinephelus itajara Lichtenstein Discover Fishes Epinephelus itajara. We need to more than double the number of wild species plants, animals and fungi assessed Our new goal isspecies by In Florida, the largest hook and line captured specimen weighed pounds kg.

Groupers of the world family Serranidae, subfamily Epinephelinae. High to very high vulnerability 70 of Short description Morphology Morphometrics Dorsal spines total: Entered by Luna, Susan M.