Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; profondeur 25 - 600 m (Ref. 6793), usually 76 - ? m (Ref. 2850). Temperate; 70°N - 32°N, 162°E - 116°W
Northeast Pacific: southeast of Zhemchug Canyon in the Bering Sea to Santa Catalina Island, California, USA.
Length at first maturity / Taille / Poids / Âge
Maturity: Lm 34.2, range 24 - ? cm
Max length : 58.0 cm TL mâle / non sexé; (Ref. 27437); âge max. reporté: 105 années (Ref. 55644)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 13; Rayons mous dorsaux (Total) : 12 - 14; Épines anales: 3; Rayons mous anaux: 5 - 7. Head spines strong to moderate - nasal, preocular, supraocular, postocular, tympanic, parietal and nuchal spines present, coronal spines absent; second anal fin spine shorter than third (Ref. 27437). Caudal fin moderately indented (Ref. 6885). Deep bodied, pinkish with 4 or 5 dark patches on back, 3 under spinous dorsal, 1 under caudal peduncle (Ref. 27437).
A deep-water species found on soft bottoms (Ref. 2850). Viviparous (Ref. 34817). Anterolateral glandular grooves with venom gland (Ref. 57406).
Allen, M.J. and G.B. Smith, 1988. Atlas and zoogeography of common fishes in the Bering Sea and northeastern Pacific. NOAA Tech. Rep. NMFS 66, 151 p. (Ref. 6793)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Utilisations par l'homme
Pêcheries: commercial; pêche sportive: oui
Outils
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 1 - 7.5, mean 4.7 °C (based on 336 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00499 - 0.02004), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.8 ±0.5 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Très faible, temps minimum de doublement de population supérieur à 14 ans (K=0.09(?); tm=5.1-8.4; tmax=105; Fec=19,815).
Prior r = 0.09, 95% CL = 0.06 - 0.14, Based on 2 full stock assessments.
Fishing Vulnerability (Ref.
59153): High vulnerability (64 of 100).
Nutrients (Ref.
124155): Calcium = 19 [8, 60] mg/100g; Iron = 0.229 [0.097, 0.540] mg/100g; Protein = 17.9 [16.7, 19.0] %; Omega3 = 1.23 [0.53, 2.97] g/100g; Selenium = 43.6 [17.2, 124.2] μg/100g; VitaminA = 24 [8, 78] μg/100g; Zinc = 0.378 [0.200, 0.665] mg/100g (wet weight);
