Actinopterygii (ray-finned fishes) >
Perciformes (Perch-likes) >
Carangidae (Jacks and pompanos)
Etymology: Decapterus: Greek, deka = ten + Greek, pteron = wing, fin (Ref. 45335).
Environment / Climate / Range
Ecology
Marine; benthopelagic; depth range 40 - 275 m (Ref. 12260). Tropical; 31°N - 24°S, 39°E - 131°E (Ref. 54425)
Length at first maturity / Size / Weight / Age
Maturity: Lm 14.7  range ? - ? cm
Max length : 45.0 cm TL male/unsexed; (Ref. 9987); common length : 30.0 cm TL male/unsexed; (Ref. 9987); max. published weight: 110 g (Ref. 4883)
Dorsal
spines
(total): 9;
Dorsal
soft rays
(total): 28-31;
Anal
spines: 3;
Anal
soft rays: 25 - 28;
Vertebrae: 24. Lateral line curved below soft dorsal and with 30-44 strong scutes; color bluish green above, silvery below; caudal fin hyaline to yellowish; dorsal fins hyaline basally, light dusky distally. Opercle with small, black spot; opercular membrane with smooth margin. Snout longer than eye diameter; squarish lower posterior edge of maxilla; upper jaw with small teeth anteriorly; soft dorsal and anal fins relatively low, not falcate; pectoral fin sub falcate. (Other source of data on morphology: Refs. 3131, 3197, 3287).
Indo-West Pacific: East Africa to Japan, the Arafura Sea (Ref. 9819) and Australia. A Lessepsian migrant (Ref. 72453).
Dwells from middle to benthic (Ref. 11230), forming large schools in deep water, but occasionally inshore in sheltered bays in small to large groups (Ref. 48635). The most common Decapterus in coastal waters and on open banks of the Indian Ocean. Feeds mainly on smaller planktonic invertebrates. Generally marketed fresh, may be dried or salted. Also sold frozen and canned (Ref. 9987).
Paxton, J.R., D.F. Hoese, G.R. Allen and J.E. Hanley, 1989. Pisces. Petromyzontidae to Carangidae. Zoological Catalogue of Australia, Vol. 7. Australian Government Publishing Service, Canberra, 665 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
Harmless
Human uses
Fisheries: highly commercial; bait: occasionally
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Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01166 (-0.01855 - 0.04187), b=2.94 (2.93 - 2.96), based on LWR estimates for this species (Ref.
93245).
Trophic Level (Ref.
69278): 3.7 ±0.6 se; Based on diet studies.
Resilience (Ref.
69278): Medium, minimum population doubling time 1.4 - 4.4 years (K=0.2-1.4; Fec=20,000; tmax>3).
Vulnerability (Ref.
59153): Low vulnerability (24 of 100) .