Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino; salmastro demersale; distribuzione batimetrica 0 - 620 m (Ref. 58426), usually 0 - 100 m (Ref. 9926). Polar; 84°N - 51°N, 180°W - 180°E
Arctic to Northwest Atlantic: Bering Strait to Labrador in Canada. Also found in the estuary of the St. Lawrence River in Canada (Ref. 4926).
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 16.0 cm TL maschio/sesso non determinato; (Ref. 7251)
Commonly lives in large clusters of kelp (Ref. 7251). It prefers bottom types like pebbles, stones or boulders, mud and sand (Ref. 5951). Benthic species. Feeds on crustaceans (Ref. 58426); especially amphipods (Ref. 5951).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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
Informazioni ulteriori
BibliografiaAcquacolturaProfilo di acquacolturaVarietàGeneticaElectrophoresesEreditarietàMalattieElaborazioneNutrientsMass conversion
CollaboratoriImmaginiStamps, Coins Misc.SuoniCiguateraVelocitàModalità di nuotoArea branchialeOtolithsCervelliVista
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Preferred temperature (Ref.
123201): -1.8 - 0.8, mean -1.2 °C (based on 6424 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00557 - 0.02258), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.5 ±0.50 se; based on food items.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Assuming tmax=3-10).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).