Issue
This species is synonym of Macruronus novaezelandiae (Hector, 1871) in Eschmeyer (CofF ver. Jan. 2012: Ref. 89336). Waiting for more confirmation. Please send references or more studies are needed.
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
Biển Sống nổi và đáy; Ở đại duơng, biển (Ref. 51243); Mức độ sâu 30 - 500 m (Ref. 1371). Subtropical; 34°S - 60°S, 79°W - 52°W (Ref. 1371)
Southeast Pacific and Southwest Atlantic: off southern Chile and Argentina.
Length at first maturity / Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?, range 54 - ? cm
Max length : 115 cm TL con đực/không giới tính; (Ref. 7063); common length : 80.0 cm TL con đực/không giới tính; (Ref. 1371); Khối lượng cực đại được công bố: 5.0 kg (Ref. 1371); Tuổi cực đại được báo cáo: 19 các năm (Ref. 122851)
Các tia vây lưng cứng (tổng cộng) : 1; Các vây lưng mềm (tổng cộng) : 100 - 113; Tia cứng vây hậu môn: 0; Tia mềm vây hậu môn: 83 - 90. Dorsal part of body purplish blue, belly silvery with a slight bluish tinge; small melanophores scattered on fin membrane of dorsal and anal fins; inside of mouth blackish (Ref. 1371).
Schooling species which are concentrated on the outer part of the continental shelf (Ref. 1371). Feeds mainly on fish (herring, anchovies, lantern fishes), also on mysids, cephalopods, euphausiids and amphipods (Ref. 1371). Migrates southward in spring and summer and northward in winter (Ref. 1371). Utilized fresh, frozen and for fishmeal (Ref. 1371).
Life cycle and mating behavior
Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Các trứng | Sự sinh sản | Ấu trùng
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: Version 2024-1)
Threat to humans
Harmless
Human uses
Các nghề cá: tính thương mại cao
Các công cụ
Special reports
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Các nguồn internet
Estimates based on models
Preferred temperature (Ref.
123201): 4.5 - 9.7, mean 6.5 °C (based on 311 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00407 (0.00228 - 0.00729), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 3.8 ±0.55 se; based on food items.
Thích nghi nhanh (Ref.
120179): thấp, thời gian nhân đôi của chủng quần tối thiểu là 4.5 - 14 năm (K=0.09-0.1).
Prior r = 0.28, 95% CL = 0.18 - 0.42, Based on 1 data-limited stock assessment.
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (41 of 100).
Climate Vulnerability (Ref.
125649): High to very high vulnerability (69 of 100).
Nutrients (Ref.
124155): Calcium = 35.8 [16.1, 79.9] mg/100g; Iron = 0.788 [0.361, 1.658] mg/100g; Protein = 17.5 [15.2, 19.7] %; Omega3 = 0.189 [0.091, 0.377] g/100g; Selenium = 60.1 [27.6, 133.1] μg/100g; VitaminA = 12.4 [3.5, 43.2] μg/100g; Zinc = 0.502 [0.326, 0.773] mg/100g (wet weight); based on
nutrient studies.
