Black mouth conger (Bathycongrus melanostomus), first described by Huang, Ho, Chen & Chan, 2022 is a large fish in the family Congridae (order Anguilliformes). Adults typically reach 43.90 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Subtropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.
This moderately elongate species is distinguish by the following characters: uniformly small teeth on vomer forming an oval patch; a strongly reduced caudal fin; abdomen, a short, broad and blunt snout, intermaxillary teeth barely exposed when mouth closed; pre-anal vertebrae 31, precaudal vertebrae 41, total vertebrae 133–135; pre-anal lateral-line pores 31. Colouration: body color ranges from dark gray to dark brown; mouth cavity and gill chamber are blackish; dorsal and anal fins grayish with black margins; yellowish pectoral fin with a black margin .Cross section: circular.
Behavioural data for Black mouth conger is currently being reviewed.
Marine; bathydemersal; depth range ? - 300 m . Subtropical Northwest Pacific: eastern Taiwan.
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