Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
Biển Tầng đáy biển sâu; Mức độ sâu 165 - 1342 m (Ref. 58426), usually 165 - 215 m (Ref. 42091). Deep-water; 79°N - 38°N, 76°W - 36°E
North Atlantic: English Channel, North Sea, Norwegian coastline, Svalbard, southwestern Barents Sea, off Spitzbergen, Bear Island, the Faeroes and Iceland, southeastern coasts of Greenland. Western Atlantic: New Jersey, USA to Gulf of St. Lawrence, Canada and Greenland.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ? range ? - ? cm
Max length : 30.0 cm SL con đực/không giới tính; (Ref. 35388); common length : 14.0 cm SL con đực/không giới tính; (Ref. 6696)
Short description
Khóa để định loại | Hình thái học | Sinh trắc học
Four bony knobs between and behind the eyes. Skin very rough. Body with 3-4 broad, dark vertical bands (Ref. 35388).
Benthic (Ref. 58426). Feeds on polychaetes, mysids, amphipods and pycnogonids. Spawns probably from June to July, ovarian eggs large and few (up to 220) (Ref. 6696). Female lays 200 eggs with a length of 4.5-5 mm (Ref. 35388).
Life cycle and mating behavior
Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Các trứng | Sự sinh sản | Ấu trùng
Fedorov, V.V. and J.S. Nelson, 1986. Psychrolutidae. p. 1261-1264. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. UNESCO, Paris. Vol 3. (Ref. 6696)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Các nghề cá: không ích lợi (thú vị)
Các công cụ
Special reports
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Các nguồn internet
Estimates based on models
Preferred temperature (Ref.
123201): 0.3 - 7.7, mean 2.6 °C (based on 243 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [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).
Mức dinh dưỡng (Ref.
69278): 4.1 ±0.2 se; based on diet studies.
Thích nghi nhanh (Ref.
120179): thấp, thời gian nhân đôi của chủng quần tối thiểu là 4.5 - 14 năm (Fec = 66).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
Nutrients (Ref.
124155): Calcium = 20.5 [5.0, 69.0] mg/100g; Iron = 0.431 [0.149, 1.080] mg/100g; Protein = 14.8 [12.5, 17.8] %; Omega3 = 0.349 [0.133, 0.959] g/100g; Selenium = 12.6 [4.4, 43.1] μg/100g; VitaminA = 16.5 [3.4, 78.4] μg/100g; Zinc = 0.423 [0.217, 0.837] mg/100g (wet weight);
