Meio ambiente: milieu / Zona climática / intervalo de profundidade / faixa de distribuição
Ecologia
marinhas demersal; intervalo de profundidade 22 - 450 m (Ref. 58489), usually 100 - 250 m (Ref. 3243). Subtropical; 27°S - 48°S, 62°W - 176°W
Indo-Pacific: St. Paul and Amsterdam islands in the Indian Ocean, southern Australia, including Tasmania, and New Zealand. Southwest Atlantic: southern South America.
Comprimento de primeira maturação / Tamanho / Peso / Idade
Maturidade: Lm 30.0, range 25 - 35 cm
Max length : 70.0 cm TL macho/indeterminado; (Ref. 9563); common length : 35.0 cm TL macho/indeterminado; (Ref. 3243); peso máx. publicado: 2.9 kg (Ref. 6390); idade máx. registrada: 50 anos (Ref. 26998)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 17 - 18; Raios dorsais (total) : 25 - 28; Espinhos anais: 3; Raios anais : 14 - 15; Vértebras: 35. Adults have elongate upper pectoral-fin rays and are silvery with a broad black band from the nape to the pectoral-fin base (Ref. 33616).
Body shape (shape guide): fusiform / normal.
Adults demersal on the continental shelf and upper slope (Ref. 9563) to depths of 450 m (Ref. 33616). Juveniles tend to live near shallow reefs (Ref. 6390). Postlarvae inhabit offshore waters and are found in surface waters at night (Ref. 9072). Average weight is 1800 g. Feed on polychaete worms, crustaceans, mollusks and echinoderms (Ref. 28626). Flesh is quite good eating. Often sold as tiki fillets.
Jackass morwong have an extended pelagic postlarval stage (Ref. 6390). Research in New Zealand has shown that metamorphosis to the juvenile stage occurs between 9 and 12 months after hatching (Ref. 28625).
Kailola, P.J., M.J. Williams, P.C. Stewart, R.E. Reichelt, A. McNee and C. Grieve, 1993. Australian fisheries resources. Bureau of Resource Sciences, Canberra, Australia. 422 p. (Ref. 6390)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2025-2 (Global))
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: espécies comerciais; peixe esportivo: sim
Ferramentas
Relatórios especiais
Baixar XML
Fontes da internet
Estimativas baseadas em modelos
Índice de diversidade filogenética (Ref. 82804) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01288 (0.00968 - 0.01715), b=3.03 (2.95 - 3.11), in cm total length, based on LWR estimates for this species (Ref. 93245). |
Nível Trófico (Ref. 69278) |
3.4 ±0.42 se; based on food items. |
Resiliência (Ref. 120179) |
Muito baixo(a), tempo mínimo de duplicação da população maior que 14 anos (K=0.1-0.28; tm=3-6; Fec=100,000; tmax=50). |
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Rate of population increase |
Prior r = 0.27, 95% CL = 0.18 - 0.40, Based on 2 full stock assessments. |
Vulnerabilidade da pesca (Ref. 59153) |
Moderate to high vulnerability (50 of 100). 🛈 |
Vulnerabilidade climática (Ref. 125649) |
Low to moderate vulnerability (26 of 100). 🛈 |
Categoria de preço (Ref. 80766) |
High.
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Nutrientes (Ref. 124155) |
Calcium = 53.9 [34.9, 93.5] mg/100g; Iron = 0.942 [0.612, 1.486] mg/100g; Protein = 19.1 [17.3, 20.9] %; Omega3 = 0.381 [0.268, 0.531] g/100g; Selenium = 42.1 [24.0, 72.3] μg/100g; VitaminA = 9.17 [3.73, 21.69] μg/100g; Zinc = 0.658 [0.505, 0.900] mg/100g (wet weight); |