Classificação / Names
Common names from other countries
Referência principal
Tamanho / Peso / Idade
Max length : 65.0 cm FL macho/indeterminado; (Ref. 29114); common length : 60.0 cm TL macho/indeterminado; (Ref. 47377); Peso máx. publicado: 1.7 kg (Ref. 40637); Idade máx. registada: 5 anos (Ref. 29114)
Length at first maturity
Lm 30.0, range 29 - ? cm
Ambiente
; marinhas; oceanódromo (Ref. 51243); intervalo de profundidade 50 - ? m (Ref. 9340)
Clima / Intervalo
Tropical; 27°C - 28°C, preferred 27°C (Ref. 107945); 61°N - 51°S, 180°W - 180°E
Distribuição
Atlantic, Indian and Pacific (Western Central). Eastern Pacific population recognized as subspecies Auxis thazard brachydorax (Ref. 32349).
Many authors have used the name Auxis thazard as including Auxis rochei in the belief that there was only a single worldwide species of Auxis. Highly migratory species, Annex I of the 1982 Convention on the Law of the Sea (Ref. 26139).
Países | Áreas FAO | Ecossistemas | Ocorrências | Introduções
Descrição breve
Espinhos dorsais (total): 10 - 12; Raios dorsais moles (total): 10-13; Espinhos anais 0; Raios anais moles: 10 - 14. Back bluish, turning to deep purple or almost black on the head. A pattern of 15 or more narrow, oblique to nearly horizontal, dark wavy lines in scaleless area above lateral line. Belly white. Pectoral and pelvic fins purple, their inner sides black. Body robust, elongate and rounded. Teeth small and conical, in a single series. Pectoral fins short, but reaching past vertical line from anterior margin of scaleless area above corselet. A large single-pointed flap (interpelvic process) between pelvic fins. Body naked except for the corselet, which is well developed and narrow in its posterior part (no more than 5 scales wide under second dorsal-fin origin). A strong central keel on each side of caudal-fin base between 2 smaller keels (Ref 9684).
Categoria na Lista Vermelha da IUCN (Ref. 115185)
Ameaça para o homem
Harmless
Utilização humana
Pescarias: altamente comercial; peixe desportivo: sim
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.5625 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Nível Trófico
4.4 ±0.4 se; Based on diet studies.
Resiliência
Médio, tempo mínimo de duplicação da população 1,4 - 4,4 anos (K=0.8; tmax=5; Fec=200,000 to >1 million)
Vulnerabilidade
Low vulnerability (25 of 100)
Categoria de preço