Dichistius capensis (Cuvier, 1831)

Galjoen

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Perciformes \| Dichistiidae
Synonyms	Dipterodon capensis, Coracinus capensis, Coracinus aper, ... more
Common names	Galeão, 大眼双帆鲈, 双帆鱼, ... more

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Main reference

Smith, M.M. 1986. (Ref. 4370)
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Size / Weight / Age

Max length : 80.0 cm TL male/unsexed; (Ref. 4370); max. published weight: 6,500 g (Ref. 4370)

Environment

Reef-associated; marine; depth range 10 - ? m (Ref. 5213)

Climate / Range

Subtropical; 13°S - 28°S

Southeast Atlantic: southern Angola to Natal, South Africa.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 10; Dorsal soft rays (total): 18 - 19; Anal spines: 3; Anal soft rays: 13 - 14. Changes from black to silver almost instantly to blend with environment; occasionally mottled or with 7-9 crossbars (Ref. 4370).

Found in inshore reefs, rocky and sandy areas. Feeds on mollusks, crustaceans, and other invertebrates (Ref. 5213). Abundant in winter, breeding occurs in deeper water. Becoming scarce because of overfishing (Ref. 36731).


IUCN Red List Status (Ref. 57073)	Threat to humans
Not Evaluated	Harmless

Human uses
Fisheries: commercial; gamefish: yes


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

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Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

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


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
High vulnerability (60 of 100)	Not marketed/unknown

Entered by Binohlan, Crispina B.

Modified by Sampang, Arlene G.

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Page last modified by : elaxamana, 15 July 2009

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