Crevalle jack (Caranx hippos) fish species and information / pictures of Crevalle jack - Caranx hippos

Crevalle jack (Caranx hippos) fish species information

Scientific Name
Caranx hippos

Common Name
Crevalle jack

Biology
Generally in neritic waters over the continental shelf (Ref. 5217). Adults ascend rivers (Ref. 26938). Juveniles abundant in brackish estuaries with muddy bottoms, near sandy beaches and on seagrass beds (Ref. 5217). Form fast-moving schools, although larger fish may be solitary. Feed on smaller fish, shrimp, and other invertebrates (Ref. 5521). Often grunts or croaks when caught. Eggs are pelagic (Ref. 4233).

Classification

Classified By
Linnaeus, 1766
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Jacks and pompanos (Carangidae)

Distribution

Region
Eastern Atlantic
Distribution
Eastern Atlantic: Portugal to Angola, including the western Mediterranean. Western Atlantic: Nova Scotia, Canada and northern Gulf of Mexico to Uruguay (Ref. 7251), including the Greater Antilles (Ref. 9626). Absent from eastern Lesser Antilles (Ref. 26938). Indian Ocean records are probably misidentifications of Caranx ignobilis. Reports from Pacific refer to Caranx caninus, which may be conspecific.
Range
45°N - 33°S, 98°W - 14°E

Environment

Climate
Subtropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
1 m
Depth To - meters
350 m
Zone
reef-associated
Environment
Marine; brackish; reef-associated; oceanodromous (Ref. 51243); depth range 1 - 350 m (Ref. 7097), usually 1 - 200 m (Ref. 55173)
Trophic Level
3.5 s.e. 0.49 Based on diet studies.
Occurs in Marine / Salt water
True
Occurs in Brackish water
True
Occurs in Fresh Water
False
Occurs on Reefs
True
Is kept in Aquariums
True

Physical Size and Genetics

Maximum Length
124 cm
Common Length
75.0 cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: commercial; gamefish: yes; aquarium: public aquariums
Vulnerability
High vulnerability (58 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tm 3-4)
Threat To Humans
  Reports of ciguatera poisoning (Ref. 4690)
IUCN Red List Status
  Not Evaluated