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Cape horse mackerel (Trachurus capensis) fish species and information / pictures of Cape horse mackerel - Trachurus capensis

Cape horse mackerel (Trachurus capensis) fish species information

Scientific Name
Trachurus capensis

Common Name
Cape horse mackerel

Biology
Mainly over the continental shelf, often over sand bottoms (Ref. 27121). Shoals rise to feed in surface waters at night and found close to the bottom during the day (Ref. 27121). Juveniles feed mainly on copepods while adults prey on fish and a wide range of invertebrates (Ref. 27121).

Classification

Classified By

Castelnau, 1861

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Jacks and pompanos (Carangidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Gulf of Guinea to South Africa. Bianchi et. al. 1993 notes 'Smith-Vaniz (1992, pers. comm.) does not believe that Trachurus capensis is a valid species but admits that an adequate series of this species along the coast of Africa are not available'.

Range

7°N - 37°S, 4°E - 24°E

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

500 m

Zone

pelagic-neritic

Environment

Marine; pelagic-neritic; depth range 0 - 500 m (Ref. 54925), usually 100 - 300 m (Ref. 54925)

Trophic Level

3.47 s.e. 0.50 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

60.0 cm

Common Length

30.0 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: highly commercial

Vulnerability

High vulnerability (60 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (K=0.11-0.42; tm=2)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated