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Galjoen (Dichistius capensis) fish species and information / pictures of Galjoen - Dichistius capensis

Galjoen (Dichistius capensis) fish species information

Scientific Name
Dichistius capensis

Common Name
Galjoen

Biology
Found in inshore reefs, rocky and sandy areas. Feeds on mollusks, crustaceans, and other invertebrates. Abundant in winter, breeding occurs in deeper water. Becoming scarce because of overfishing.

Classification

Classified By

Cuvier, 1831

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Galjoen fishes (Dichistiidae)

Distribution

Region

Southeast Atlantic

Distribution

Southeast Atlantic: southern Angola to Natal, South Africa.

Range

13°S - 28°S

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

10 m

Depth To - meters

Unknown m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 10 - ? m

Trophic Level

3.3 s.e. 0.45 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

80.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.0000 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

High vulnerability (60 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (K=0.13)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated