Environment: milieu / Klimaatzone / Diepte / distribution range
Ecologie
marien demersaal; diepte 0 - 380 m (Ref. 50550). Temperate
North Pacific: Sea of Japan to Point Hope, Alaska in the Chukchi Sea to Amchitka Island in the Aleutian chain and southeastern Alaska.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ? range ? - ? cm
Max length : 32.0 cm TL mannelijk / geslacht onbekend; (Ref. 56527); max. gepubliceerd gewicht: 760.00 g (Ref. 56527)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 7 - 8; Dorsale zachte stralen (totaal) : 12 - 15; Anale stekels: 0; Anale zachte stralen: 10 - 13. Dorsal surface of head rough with 2 pairs of developed bony ridges; uppermost preopercular spine long and straight with some ascending processes dorsally in adults (Ref. 559). Lateral line scales large and with a rough posterior margin (Ref. 559).
Body shape (shape guide): elongated.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | 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)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 0.1 - 6.6, mean 2.3 °C (based on 657 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00281 - 0.01234), b=3.15 (2.97 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.8 ±0.2 se; based on diet studies.
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (22 of 100).
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Nutrients (Ref.
124155): Calcium = 53.8 [22.1, 115.6] mg/100g; Iron = 0.332 [0.152, 0.712] mg/100g; Protein = 17.4 [15.2, 19.6] %; Omega3 = 0.648 [0.285, 1.816] g/100g; Selenium = 17.9 [8.2, 40.8] μg/100g; VitaminA = 21.7 [6.1, 70.4] μg/100g; Zinc = 0.633 [0.416, 1.051] mg/100g (wet weight);
