Andriashevicottus megacephalus Fedorov, 1990
Andriyashev largeheaded sculpin

Family:  Cottidae (Sculpins)
Max. size:  23.6 cm TL (male/unsexed)
Environment:  demersal; marine; depth range - 100 m
Distribution:  Northwest Pacific: known only from the holotype taken from off Simushir Island, Kuril Islands.
Diagnosis:  Dorsal spines (total): 9-9; Dorsal soft rays (total): 20-20; Anal soft rays: 13-13; Vertebrae: 40-40. Head large; subopercle spines 4, upper one is largest, bent upward, forked; no spines and crests on occiput; scales on the head in dorsal view stretch forward along the interorbital space to the anterior margin of the eye; in lateral view, scales drop to the level of the lower posterior margin of the eye, the suborbital support and upper preopercular spine; body scales below the base of dorsal spine in the form of a band with irregular diagonal rows, in a row along the lateral line and in a spot under the pectoral fin behind the upper margin of its base. 2 nostrils; branchiostegal membranes united and free of isthmus; well developed pseudobranch; a small opening behind the 4th gill arch (Ref. 41742).
Biology:  Minimum depth from Ref. 58018.
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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