Myoxocephalus jaok (Cuvier, 1829)
Plain sculpin
photo by Bursch, C.

Family:  Cottidae (Sculpins)
Max. size:  74 cm TL (male/unsexed); max.weight: 8,000.0 g
Environment:  demersal; depth range 0 - 680 m
Distribution:  North Pacific: Chukchi Sea to Bearing Sea, eastern Aleutian Is., and Gulf of Alaska to Kachemak Bay, Cook Inlet; SE Alaska at Limestone Inlet; to Okhotsk and Japan seas as far as northern North Korea.
Diagnosis:  Dorsal spines (total): 8-10; Dorsal soft rays (total): 14-17; Anal spines: 0-0; Anal soft rays: 13-15. Head depressed, with bony spines and ridges dorsally (Ref. 559). Rounded bony plates bearing serrated margin present on dorsolateral surface of body (Ref. 559).
Biology:  Found in shallow waters (Ref. 2850), on sand and mud bottoms from intertidal zone to depths often not greater than 80 m; seldom caught deeper than 150 m (Ref. 43939).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Froese, Rainer - 01.05.91
Modified by: Reyes, Rodolfo B. - 18.07.13
Checked by: Torres, Armi G. - 13.07.94

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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