Taxonomic Remarks
Junior synonym of Macruronus novaezelandiae according to Olavarria_etal2006 (Ref. 132273). This species summary page will be deleted.
Ambiente: milieu / zona climática / intervalo de profundidade / gama de distribuição
Ecologia
marinhas bentopelágico; oceanódromo (Ref. 51243); intervalo de profundidade 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.
Comprimento na primeira maturidade / Tamanho / Peso / Idade
Maturidade: Lm ?, range 54 - ? cm
Max length : 115 cm TL macho/indeterminado; (Ref. 7063); common length : 80.0 cm TL macho/indeterminado; (Ref. 1371); peso máx. Publicado: 5.0 kg (Ref. 1371); Idade máx. registada: 19 anos (Ref. 122851)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 1; Raios dorsais moles (total) : 100 - 113; Espinhos anais: 0; Raios anais moles: 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).
Body shape (shape guide): elongated; Cross section: oval.
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).
Ciclo de vida e comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
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)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-2 (Global))
Ameaça para o homem
Harmless
Utilização humana
Pescarias: altamente comercial
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimativas baseadas em modelos
Índice de diversidade filogenética (Ref. 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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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). |
Nível Trófico (Ref. 69278) |
3.8 ±0.55 se; based on food items. |
Resiliência (Ref. 120179) |
Baixo, tempo mínimo de duplicação da população 4,5 - 14 anos (K=0.09-0.1). |
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Rate of population increase |
Prior r = 0.28, 95% CL = 0.18 - 0.42, Based on 1 data-limited stock assessment. |
Vulnerabilidade da pesca (Ref. 59153) |
Moderate vulnerability (41 of 100). 🛈 |
Vulnerabilidade climática (Ref. 125649) |
High to very high vulnerability (69 of 100). 🛈 |
Categoria de preço (Ref. 80766) |
Medium.
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Nutrientes (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. |