Environment: milieu / climate zone / depth range / distribution range
Ekologi
laut dasar (demersal); kisaran kedalaman 0 - 100 m (Ref. 50550), usually 10 - 70 m (Ref. 56527). Temperate; 88°N - 40°N, 135°E - 60°W
North Pacific: Hokkaido, Japan and Sea of Okhotsk to the Bering Sea. Arctic Canada.
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 112 cm TL jantan/; (Ref. 56527)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 83 - 88; Duri dubur: 0; Sirip dubur lunak: 53 - 54. Four pairs of strong canines on anterior parts of both jaws; molar teeth on prevomerine and palatal bones and posterior part of lower jaw. Dorsal fin without soft rays. Pelvic fins absent.
Found on rocky bottoms (Ref. 559). Benthic (Ref. 58426). Feeds on hard-shelled invertebrates (Ref. 28499).
Eggs are very large.
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
Status IUCN Red List (Ref. 130435: Version 2024-2)
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Preferred temperature (Ref.
123201): -0.6 - 6.9, mean 2.3 °C (based on 1276 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5938 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.8 ±0.4 se; based on diet studies.
Daya lenting (Ref.
120179): Rendah, Waktu penggandaan populasi minimum 4.5 - 14 tahun (Assuming tm>5).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (67 of 100).