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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.
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 ...
Its head spines are exceptionally strong. They grow to a maximum length of 36 in (0.9 m) and are typically found in the 28-to-215-fathom (51-to-393 m) range, although specimen have been reported up to a maximum depth of 260 fathoms (475 m). [6] Yelloweye rockfish live to be extremely old, even for their unusually long-lived genus.
A vampire hedgehog, a pygmy pipehorse and a "blob-headed" fish were among the hundreds of new species identified in 2024. The variety of species identified was quite eclectic and names for the new ...
Two short wavy dark lines radiate from the hind edge of each eye with dark spots on its front head. Later, as an adult male, the head and front part of the body are yellow, the hind half of the body is silvery grey and a vertical black blue bar and a broad black blue stripe occur along the border of the dorsal fin.
In Canada. Yellowhead Highway in Western Canada . Yellowhead Trail, Edmonton, Alberta; Yellowhead County, Alberta; Yellowhead (electoral district), Alberta Rural Municipality of Yellowhead, Manitoba
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 ...