Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
Biển; Mức độ sâu 10 - 1600 m. Polar; 50°S - 78°S, 143°E - 19°W (Ref. 1371)
Southern Ocean: coasts of Antarctic Peninsula, Scotia Sea (South Georgia, South Sandwich, South Orkney and South Shetland islands), Victoria Land and Ross Sea.
Length at first maturity / Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm 27.5, range 23 - 32 cm
Max length : 35.0 cm TL con đực/không giới tính; (Ref. 1371); common length : 27.0 cm TL con đực/không giới tính; (Ref. 1371)
Các tia vây lưng cứng (tổng cộng) : 0; Các vây lưng mềm (tổng cộng) : 135; Tia cứng vây hậu môn: 0; Tia mềm vây hậu môn: 106; Động vật có xương sống: 69. Dorsal filament variable in length, but never longer than twice the eye diameter. Outer rays of the pelvic fins filamentous, of unequal lengths. Lateral line arched above the pectoral fin, extending to slightly beyond the pectoral fin tips. Color is uniform gray-brown, with iridescent hues.
Dwells in continental and insular shelves and slopes. Feeds on zooplankton. Synchronous spawner (Ref. 50743).
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. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
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Estimates based on models
Preferred temperature (Ref.
115969): -1.9 - 1.6, mean -0.7 (based on 751 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5059 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00437 (0.00168 - 0.01136), b=3.11 (2.89 - 3.33), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 3.4 ±0.4 se; based on diet studies.
Thích nghi nhanh (Ref.
120179): Trung bình, thời gian nhân đôi của chủng quần tối thiểu là 1.4 - 4.4 năm (tm=4; Fec = 85,810).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (41 of 100).
Climate Vulnerability (Ref.
125649): High vulnerability (62 of 100).