Environment: milieu / climate zone / depth range / distribution range
Ekologi
laut dasar (demersal); kisaran kedalaman 0 - 825 m (Ref. 6793), usually 35 - 380 m (Ref. 50550). Polar
Arctic, Northwest to Northeast Pacific: East Siberian Sea to eastern Kamchatka and the Commander Islands, Russian and Washington, USA (Ref. 6793); including Hokkaido, Japan (Ref. 37422) and the Sea of Okhotsk (Ref. 48889).
Size / Weight / umur
Maturity: Lm ? range ? - ? cm
Max length : 38.0 cm TL jantan/; (Ref. 48889); common length : 30.0 cm TL jantan/; (Ref. 31682); Berat maksimum terpublikasi: 370.00 g (Ref. 31682); Umur maksimum dilaporkan: 9 Tahun (Ref. 31682)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 0; duri punggung lunak (Keseluruhan (total)) : 47; Duri dubur: 0; Sirip dubur lunak: 32 - 34. Caudal fin narrow, gently rounded (Ref. 6885). Brown on the dorsal surface with dark markings, lighter ventrally with yellow to orange streaks; yellow on head in some areas and yellow mottling on fins; black blotch on anterior part of dorsal fin for first 3 to 5 rays, conspicuous; pelvic fins dusky and some dark marks on other fins; eyes reputed to be blue (Ref. 6885).
Adults are found offshore on soft bottoms (Ref. 2850); and deeper (to 300 m) than other ronquils (Ref. 48889). Reaches more than 38 cm (Ref. 48889).
Life cycle and mating behavior
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva
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 IUCN Red List (Ref. 130435: Version 2024-1)
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Preferred temperature (Ref.
123201): 0.4 - 6.8, mean 2.9 °C (based on 881 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5703 [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 ±0.3 se; based on diet studies.
Generation time: 3.3 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Daya lenting (Ref.
120179): Rendah, Waktu penggandaan populasi minimum 4.5 - 14 tahun (tmax=9).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (33 of 100).
