Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser bathydemersal; tiefenbereich 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 / Gewicht / Alter
Maturity: Lm ? range ? - ? cm
Max length : 51.0 cm TL Männchen/unbestimmt; (Ref. 2850)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
Rückenflossenstacheln (insgesamt) : 0; Rückenflossenweichstrahlen (insgesamt) : 94 - 105; Afterflossenstacheln: 0; Afterflossenweichstrahlen: 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 | Fortpflanzung | Spawnings | Egg(s) | Fecundities | Larven
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 Rote Liste Status (Ref. 130435)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
Download XML
Internet Quellen
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).
Trophic level (Ref.
69278): 3.5 ±0.3 se; based on diet studies.
Widerstandsfähigkeit (Ref.
120179): sehr niedrig, Verdopplung der Population dauert mehr als 14 Jahre. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
