Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina djupbottenlevande; djupintervall 25 - 925 m (Ref. 6793). Deep-water
North Pacific: Point Hope, Alaska in the Chukchi Sea to Peter the Great Bay in the Sea of Japan, Agattu Island in the Aleutian chain and Oregon, USA.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 51.0 cm TL hane/ej könsbestämd; (Ref. 2850)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 94 - 105; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 83 - 90. Caudal fin narrowly rounded but not distinguishable from dorsal and anal fins. Pelvic fins minute.
Found on muddy or sandy bottoms (Ref. 2850). Feeds on small bivalves and shrimps (Ref. 6885).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 0.2 - 6.3, mean 2.2 °C (based on 305 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00120 (0.00057 - 0.00252), b=3.10 (2.91 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.5 ±0.3 se; based on diet studies.
Resiliens (Ref.
120179): Mycket låg, lägsta populationsfördubblingstid mer än 14 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).