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Jamaica weakfish (Cynoscion jamaicensis) fish species and information / pictures of Jamaica weakfish - Cynoscion jamaicensis

Jamaica weakfish (Cynoscion jamaicensis) fish species information

Scientific Name
Cynoscion jamaicensis

Common Name
Jamaica weakfish

Biology
Found over sand or mud bottoms from the coastline to about 60 m depth (Ref. 3702); rarely in waters with a depth of less than 18 m (Ref. 9626). Juveniles inhabit river estuaries (Ref. 3702). Oviparous, with high fecundity (Ref. 54358). Feed on fishes and crustaceans like crabs and shrimps (Ref. 35237). Important food fish (Ref. 3702).

Classification

Classified By

Vaillant & Bocourt, 1883

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Drums or croakers (Sciaenidae)

Distribution

Region

Western Atlantic

Distribution

Western Atlantic: Panama and the Greater Antilles to Argentina. Including Lesser Antilles (Ref. 26938). Also reported in Nicaragua (Ref. 13613).

Range

11°N - 10°N, 63°W - 61°W

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

70 m

Zone

demersal

Environment

Marine; brackish; demersal; depth range ? - 70 m (Ref. 9626), usually 18 - 55 m (Ref. 9626)

Trophic Level

4.21 s.e. 0.74 Based on diet studies.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

50.0 cm

Common Length

35.0 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

Vulnerability

Low to moderate vulnerability (32 of 100)

Resilience

High, minimum population doubling time less than 15 months (Fec = 47,000)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated