Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser demersal; tiefenbereich 0 - 15 m (Ref. 50610). Temperate
Pacific Ocean: Commander Islands; Pribilof and Aleutian Islands to Washington, USA.
Size / Gewicht / Alter
Maturity: Lm ?  range ? - ? cm
Max length : 31.0 cm TL Männchen/unbestimmt; (Ref. 2850)
Rückenflossenstacheln (insgesamt) : 0; Rückenflossenweichstrahlen (insgesamt) : 37 - 40; Afterflossenstacheln: 0; Afterflossenweichstrahlen: 29 - 32. Light brown, gray, pale pea green, to purplish brown; breast and lower part of head lighter. Profile depressed over eyes, occiput slightly raised. Eye very small. Dorsal fin deeply notched anteriorly, forming lobe. Pyloric caeca numerous, matted closely together (more than 200) (Ref. 43939).
Ranges from tide pools to shallow water near shore (Ref. 43939).
Life cycle and mating behavior
Maturities | Fortpflanzung | Spawnings | Egg(s) | Fecundities | Larven
Mecklenburg, C.W., T.A. Mecklenburg and L.K. Thorsteinson, 2002. Fishes of Alaska. American Fisheries Society, Bethesda, Maryland. xxxvii +1037 p. (Ref. 43939)
IUCN Rote Liste Status (Ref. 130435)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: kommerziell; Aquarium: Öffentliche Aquarien
Tools
Zusatzinformationen
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Internet Quellen
Estimates based on models
Preferred temperature (Ref.
123201): 4.6 - 10.8, mean 7 °C (based on 569 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00237 - 0.01161), b=3.15 (2.96 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.6 ±0.6 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).