Actinopterygii (ray-finned fishes) >
Scorpaeniformes (Scorpionfishes and flatheads) >
Cottidae (Sculpins)
Etymology: Myoxocephalus: Greek, myos = muscle, and also, mouse + Greek, kephale = head (Ref. 45335).
Environment / Climate / Range
Ecology
Marine; brackish; demersal; depth range 0 - 451 m (Ref. 58496). Polar; 80°N - 40°N, 95°W - 60°E
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 15 - 30 cm
Max length : 60.0 cm TL male/unsexed; (Ref. 9925); common length : 24.0 cm SL male/unsexed; (Ref. 4698)
Dorsal
spines
(total): 7 - 11;
Dorsal
soft rays
(total): 13-19;
Anal
spines: 0;
Anal
soft rays: 9 - 15;
Vertebrae: 34 - 39. Caudal fin rounded. Greenish brown above, often with dark blotches and bright milky-white spots above pectoral fins; underside cherry red (males) or light orange (females) with white spots; fins with dark bands (Ref. 4698).
Eastern Atlantic: south-eastern coasts of Greenland, Jan Mayen Island, Iceland to British Isles and southward to Bay of Biscay, also North Sea, Baltic Sea, Spitsbergen and southern part of Barents Sea (including White Sea). Western Atlantic: James Bay in Canada to New York, USA (Ref. 7251). Arctic Ocean.
Found on rocky bottoms with sand or mud, or among seaweeds (Ref. 4698). Benthic (Ref. 58426). Feeds on fishes, large crustaceans, occasionally polychaetes and amphipods (Ref. 4698). During the spawning season, the male's underside becomes deep red with white spots.
Fedorov, V.V., 1986. Cottidae. p. 1243-1260. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. UNESCO, Paris. Vol. 3.
IUCN Red List Status (Ref. 90363)
Threat to humans
Harmless
Human uses
Aquarium: public aquariums
More information
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Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01033 (-0.04426 - 0.06492), b=3.08 (3.04 - 3.11), based on LWR estimates for this species (Ref.
93245).
Trophic Level (Ref.
69278): 3.9 ±0.4 se; Based on diet studies.
Resilience (Ref.
69278): Medium, minimum population doubling time 1.4 - 4.4 years (tm=2; Fec=2,742).
Vulnerability (Ref.
59153): Moderate vulnerability (37 of 100) .