Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina bottenlevande; djupintervall 0 - 108 m (Ref. 58426). Polar; 84°N - 36°N, 127°W - 6°E (Ref. 57357)
North Atlantic: Greenland to North Carolina. Also in the northeast Atlantic (Ref. 7251).
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 25.0 cm TL hane/ej könsbestämd; (Ref. 7251)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 56 - 67; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 28 - 35; Ryggkotor: 68 - 76. Number of lateral plicae 124-147, with a mean of 132.1.
Occurs farther offshore in salinities of 30-36 ppt. Minimum depth reported taken from Ref. 57178. Benthic. Feeds on crustaceans and worms (Ref. 58426); mainly on copepod, Calanus finmarchicus (Ref. 5951).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fiskeri: av potentiellt intresse
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 1.2 - 12.8, mean 7.2 °C (based on 218 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00204 (0.00115 - 0.00362), b=3.06 (2.91 - 3.21), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.2 ±0.1 se; based on diet studies.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (K=0.33-0.38; tmax=9).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (33 of 100).