Actinopterygii (peixes com raios nas barbatanas) >
Perciformes (Perch-likes) >
Scombridae (Mackerels, tunas, bonitos) > Scombrinae
Etymology: Thunnus: Greek, thynnos = tunna (Ref. 45335).
Ambiente / Clima / Intervalo
Ecologia
; marinhas; estuarina; oceanódromos (Ref. 51243); intervalo de profundidade 1 - 200 m (Ref. 58302). Subtropical, preferred 27°C (Ref. 107945); 52°N - 50°S, 112°E - -77°W
North Pacific: Gulf of Alaska to southern California and Baja California and from Sakhalin Island in the southern Sea of Okhotsk south to northern Philippines. There are four substantiated records of this subspecies in the southern hemisphere: off Western Australia, southeast Pacific (37°11'S, 114°41'W) and Gulf of Papua (Ref. 10997). The species occurs mainly in the northern Pacific but ventures into New Zealand waters for at least three months during spring and early summer (Ref. 83312).
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 300 cm FL macho/indeterminado; (Ref. 9340); common length : 200 cm FL macho/indeterminado; (Ref. 9340); Peso máx. publicado: 450.0 kg (Ref. 47525); Idade máx. registada: 15 anos (Ref. 83312)
Mean number of gill rakers 35.9. First ventrally directed parapophysis on vertebra number 8. Dorsal wall of body cavity has a narrow bulge with lateral concavity and wide lateral trough. Caudal keels dark.
Epipelagic, usually oceanic, but seasonally coming close to shore (Ref. 168). Tolerates ample temperature intervals (Ref. 168). Forms schools by size, sometimes with other scombrids (Ref. 168). Migrates between June and September in a northward direction along the coast of Baja California, Mexico and California (Ref. 168). A voracious predator that feeds on a wide variety of small schooling fishes and squids, also on crabs crabs and to a lesser degree on sessile organisms (Ref. 168). Marketed fresh and frozen.
Collette, B.B., 1995. Scombridae. Atunes, bacoretas, bonitos, caballas, estorninos, melva, etc. p. 1521-1543. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para Identification de Especies para lo Fines de la Pesca. Pacifico Centro-Oriental. 3 Vols. FAO, Rome. (Ref. 9340)
Status na Lista Vermelha da IUCN (Ref. 115185)
CITES (Ref. 94142)
Not Evaluated
Perigo para os humanos
Harmless
Uso pelos humanos
Pescarias: altamente comercial; Aquacultura: espécies comerciais; peixe esportivo: sim
Mais informação
ReferênciasAquaculturaPerfil para aquaculturaEstirpesGenéticaFrequência alélicaHereditariedadeDoençasProcessamentoMass conversion
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Fontes da internet
Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Nível Trófico (Ref.
69278): 4.5 ±0.3 se; Based on size and trophs of closest relatives
Resiliência (Ref.
69278): Médio, tempo mínimo de duplicação da população 1,4 - 4,4 anos (tm=3-5; tmax=15; K=0.1-0.2).
Vulnerabilidade (Ref.
59153): Very high vulnerability (76 of 100) .
