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Opistognathus aurifrons (D. S. Jordan & J. C. Thompson, 1905) (Yellow-head jawfish) Opistognathus brasiliensis Smith-Vaniz, 1997 (Dark-fin jawfish) Opistognathus brochus W. A. Bussing & Lavenberg, 2003; Opistognathus castelnaui Bleeker, 1860 (Castelnau's jawfish) Opistognathus crassus Smith-Vaniz, 2010 (Stout jawfish) [2] Opistognathus cryos Su ...
The yellowhead jawfish (Opistognathus aurifrons) is a species of jawfish native to coral reefs in the Caribbean Sea. It is found at depths of from 3 to 40 metres (9.8 to 131.2 ft). The head and upper body are a light, but brilliant, yellow color slowly fading to a pearlescent blue hue. It can reach a length of 10 centimetres (3.9 in) TL. [2]
Physically similar to blennies, most jawfish species are small fish (up to 10 cm or 3.9 in) with an elongated body plan. A few species, for example the aptly named giant jawfish (O. rhomaleus), reaches about 0.5 m (1 ft 8 in). Their heads, mouths, and eyes are large in size relative to the rest of their bodies.
The Atlantic goliath grouper was historically referred to as the "jewfish", and there are several theories as to the name's origin. A 1996 review of the term's history from its first recorded usage in 1697 concluded that the species' physical characteristics were frequently connected to "mainstay caricatures of anti-Semitic beliefs", whereas the interpretation that the fish was regarded as ...
Relative to their size they have one of the widest gapes of any fish. The lower jaw has no ethmoid membrane (floor) and is attached only by the hinge and a modified tongue bone. There are several large, fang-like teeth in the front of the jaws, followed by many small barbed teeth.
Max size Black cap jawfish: Opistognathus lonchurus: Almost always: Requires a 30-gallon tank and 3 inches (7.6 cm) substrate. Tank should remain tightly lidded. May eat small shrimp. 10 cm (3.9 in) Blue dot jawfish: Opistognathus rosenblatti: Yes: 9 cm (3.5 in) Dusky jawfish: Opistognathus whitehurstii: Yes
The dusky jawfish (Opistognathus whitehursti) is a species of jawfish native to the western Atlantic Ocean including the Gulf of Mexico and the Caribbean Sea where it is an inhabitant of reefs at depths of from 1 to 12 metres (3.3 to 39.4 ft). It can reach a length of 14 centimetres (5.5 in) TL.
Stalix dicra Smith-Vaniz, 1989 (Forked jawfish) Stalix eremia Smith-Vaniz, 1989 (Solitary jawfish) Stalix flavida Smith-Vaniz, 1989; Stalix histrio D. S. Jordan & Snyder, 1902 (Harlequin jawfish) Stalix immaculata C. Y. Xu & H. Z. Zhan, 1980; Stalix moenensis (Popta, 1922) (Muna jawfish) Stalix novikovi Prokofiev, 2015 [2] Stalix omanensis ...