Common names from other countries

Thon bleu du Pacifique, Atún aleta azul del Pacífico, تونة أجنحة زرقاء للمحيط الهادئ, ... more

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> Scombriformes (Mackerels) > Scombridae (Mackerels, tunas, bonitos) > Scombrinae
Etymology: Thunnus: Greek, thynnos = tunna (Ref. 45335).
More on authors: Temminck & Schlegel.

Environment: milieu / climate zone / depth range / distribution range Écologie

marin; saumâtre; océanodrome (Ref. 51243); profondeur 1 - 550 m (Ref. 58302). Subtropical; 61°N - 52°S, 99°E - 70°W

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

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).

Taille / Poids / Âge

Maturity: L_m ? range ? - ? cm
Max length : 300 cm FL mâle / non sexé; (Ref. 9340); common length : 200 cm FL mâle / non sexé; (Ref. 9340); poids max. publié: 450.0 kg (Ref. 47525); âge max. reporté: 15 années (Ref. 83312)

Description synthétique Clés d'identification | Morphologie | Morphométrie

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.

Life cycle and mating behavior Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves

Référence principale Upload your references | Références | Coordinateur : Collette, Bruce B. | Collaborateurs

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)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

Quasi-menacé (NT) (A2bd); Date assessed: 15 January 2021

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

Harmless

Utilisations par l'homme

Pêcheries: hautement commercial; Aquaculture: commercial; pêche sportive: oui

FAO(Aquaculture systems: production; pêcheries: production; publication : search) | FIRMS (Stock assessments) | FishSource | Sea Around Us

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Estimates based on models

Preferred temperature (Ref. 115969): 13.9 - 28.1, mean 24.3 (based on 983 cells).

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.01380 (0.00638 - 0.02986), b=3.03 (2.86 - 3.20), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref. 93245).

Niveau trophique (Ref. 69278): 4.5 ±0.3 se; based on size and trophs of closest relatives

Résilience (Ref. 120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (tm=3-5; tmax=15; K=0.1-0.2).

Prior r = 0.25, 95% CL = 0.17 - 0.38, Based on 3 full stock assessments.

Fishing Vulnerability (Ref. 59153): Very high vulnerability (76 of 100).

Climate Vulnerability (Ref. 125649): Moderate vulnerability (38 of 100).

Catégorie de prix (Ref. 80766): Very high.

Thunnus orientalis (Temminck & Schlegel, 1844)