Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
; Biển Tầng nổi biển sâu; Mức độ sâu 450 - 2500 m (Ref. 4774). Deep-water; 64°N - 51°S, 77°W - 174°W (Ref. 1371)
Eastern Atlantic: Iceland and Faeroes to Cape Bojador, West Africa, and including Azores, Madeira, and western Mediterranean. Also known from the Walvis and Vavilov ridges (Ref. 45011). Reported from Mauritania (Ref. 55783). Western Indian Ocean: in the region south of Madagascar. Pacific Ocean: temperate Australia, New Zealand, and between Valparaiso, Chile and the Juan Fernandez Islands.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?  range ? - ? cm
Max length : 80.0 cm TL con đực/không giới tính; (Ref. 9563); common length : 45.0 cm TL con đực/không giới tính; (Ref. 9258)
Các tia vây lưng cứng (tổng cộng): 0; Các vây lưng mềm (tổng cộng): 54-59; Tia cứng vây hậu môn 0; Tia mềm vây hậu môn: 18 - 21. Eyes relatively large, greater than snout length in diameter. Anal fin originating near midlength of body, deeply indented at midlength, sometimes appearing as two. Ventral light organ absent. Color is generally gray.
Recorded from the upper continental slope (Ref. 9563). Occasionally found at 50 m. Feeds on fishes, crustaceans, mollusks and other invertebrates as well as food of terrestrial origin, including garbage. Probably a winter and early spring spawner (Ref . 4774).
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 118484)
Threat to humans
Các nghề cá: buôn bán nhỏ
Các công cụ
Các nguồn internet
Estimates based on models
Preferred temperature (Ref. 115969
): 3.2 - 8.9, mean 5 (based on 1437 cells).
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00617 (0.00460 - 0.00826), b=3.14 (3.06 - 3.22), in cm Total Length, based on LWR estimates for this species (Ref. 93245
Mức dinh dưỡng (Ref. 69278
): 3.8 ±0.55 se; Based on food items.
Generation time: 15.7 ( na - na) years. Estimated as median LN(3)/K based on 2 growth studies.
Thích nghi nhanh (Ref. 120179
): thấp, thời gian nhân đôi của chủng quần tối thiểu là 4.5 - 14 năm (Assuming tm>4).
Vulnerability (Ref. 59153
): High vulnerability (61 of 100) .