Environment: milieu / climate zone / depth range / distribution range
Ekologi
; marina bottenlevande; djupintervall 0 - 695 m (Ref. 57178), usually 60 - 150 m (Ref. 56557). Temperate; -2°C - 10°C (Ref. 56557); 84°N - 42°N, 162°W - 43°W (Ref. 57302)
Northwest Atlantic: western Greenland and Labrador in Canada to Cape Cod in Massachusetts, USA.
Length at first maturity / Size / Vikt / Age
Maturity: Lm 10.4, range 10 - 10.9 cm
Max length : 22.0 cm TL hane/ej könsbestämd; (Ref. 56591); common length : 14.2 cm TL hane/ej könsbestämd; (Ref. 56591)
Occurs primarily in the lower sections of the shelf all year (depths of 80-200 m) (Ref. 41410). Inhabits sand and mud bottoms, with temperature range of -1.07 to 2.52°C (Ref. 5951). Feeds on crustaceans and bottom fauna (Ref. 58426).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | 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. 123251)
CITES (Ref. 123416)
Not Evaluated
Threat to humans
Harmless
Human uses
Ytterligare information
referenserVattenbrukVattenbruksprofilAvelslinjerGenetikAllelfrekvenserÄrftlighetSjukdomarBehandlingMass conversion
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
115969): 0.5 - 7.6, mean 4.8 °C (based on 301 cells).
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00339 (0.00127 - 0.00906), b=3.07 (2.84 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.0 ±0.0 se; based on diet studies.
Generation time: 4.8 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Vulnerability (Ref.
59153): Moderate vulnerability (38 of 100) .
