Gymnocanthus tricuspis (Reinhardt, 1830)
Arctic staghorn sculpin
photo by Svensen, R.

Family:  Cottidae (Sculpins)
Max. size:  30 cm TL (male/unsexed)
Environment:  demersal; marine; depth range 0 - 556 m
Distribution:  Arctic, Northwest to Northeast Atlantic: to Gulf of St. Lawrence in Canada and rarely Maine, USA. Northeast Atlantic: eastern coasts of Greenland, Iceland, northern coast of Norway to White and throughout Barents Sea to Spitzbergen and Novaya Zemlya (Ref. 4698).
Diagnosis:  Dorsal spines (total): 10-12; Dorsal soft rays (total): 14-17; Anal spines: 0-0; Anal soft rays: 15-19. Back dark, flanks with dark blotches forming two blackish-brown bands, irregular line of dark spots below lateral line; belly light, yellowish in females, with roundish white spots in males; dorsal fin with light and dark stripes, caudal, anal and pectoral fins light, the last with a yellow tip and with 4-5 transverse lines of dark spots (Ref. 4698).
Biology:  Burrows into sand and sand-mud bottoms with salinities of 32-35 ppt, sometimes as low as 16-30 ppt (Ref. 4698). Benthic (Ref. 58426). Feeds on small benthic amphipods and polychaetes (Ref. 4698).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (124695)
Threat to humans:  harmless
Country info:   
 

Entered by: Froese, Rainer - 01.05.91
Modified by: Kesner-Reyes, Kathleen - 11.03.19
Checked by: Torres, Armi G. - 30.08.94

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