Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Carangidae
(Jacks and pompanos)
Etymology: Trachinotus: Greek, trachys, -eia, -ys = rough + Greek,noton = back (Ref. 45335).
Environment / Climate / Range
Marine; brackish; benthopelagic; oceanodromous (Ref. 51243); depth range ? - 70 m (Ref. 9626). Subtropical; 43°N - 9°S
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 25 - ? cm
Max length : 64.0 cm TL male/unsexed; (Ref. 7251); common length : 40.0 cm TL male/unsexed; (Ref. 5217); max. published weight: 3.8 kg (Ref. 40637)
Western Atlantic: Massachusetts, USA through the Gulf of Mexico and scattered localities in the West Indies (Ref. 26938) to Brazil. Also found in Argentina (Ref. 44847). Absent from clear waters of Bahamas and similar islands (Ref. 7251).
Occurs in coastal waters, commonly entering bays and estuaries. Juveniles found in sandy beaches exposed to wave action (Ref. 5217). Absent from insular areas with coralline habitats (Ref. 5217). Generally forms small to large schools. Feeds on mollusks, crustaceans and other invertebrates and small fish. Excellent food fish (Ref. 9626). Highest priced marine food fish in the USA (Ref. 171). Has been reared in captivity (Ref. 35420).
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
Fisheries: highly commercial; aquaculture: commercial; gamefish: yes; aquarium: public aquariums
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00000 (0.00000 - 0.00000), b=0.00000 (0.00000 - 0.00000), based on (Ref. 93245
Trophic Level (Ref. 69278
): 3.5 ±0.6 se; Based on diet studies.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tm=2-4).
Vulnerability (Ref. 59153
): Moderate vulnerability (36 of 100) .