Centropomus medius Günther, 1864

Blackfin snook

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

Classification	Actinopterygii \| Perciformes \| Centropomidae
Synonyms	... more
Common names	Róbalo de aleta obscura, Gualaje aleta manchada, Robalo, ... more

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Image of Centropomus medius (Blackfin snook)

Picture by López Pinto, J.M.

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Main reference

Bussing, W.A. 1995. (Ref. 9284)
Other references | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 65.0 cm TL male/unsexed; (Ref. 55763); common length : 30.0 cm TL male/unsexed; (Ref. 55763); max. published weight: 3,150 g (Ref. 40637)

Environment

Demersal; brackish; marine

Climate / Range

Tropical; 34°N - 1°N

Eastern Pacific: southwestern coast of Baja California Sur, Mexico and the central Gulf of California to northern Colombia.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Body slender and not very deep; dorsal profile slightly concave behind the eyes; lateral line extending to posterior edge of caudal fin; second anal spine, when folded down, not reaching origin of caudal fin; pectoral fins shorter than pelvic fins; anal fin with 7 rays; back blue or gray; belly silvery; lateral line dark. Membranes between second and third anal spines black; distal quarter of pelvic fins generally dark (Ref. 55763).

Inhabits bays and estuaries (Ref. 37955). Reaches an altitude of at least 250 m elevation and a distance of some 20 km from the coast. Occurs in coastal waters, but is more abundant in estuaries of any size. Enters freshwaters mostly in large rivers and feeds on fish and crustaceans (Ref. 36880).


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)

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Low to moderate vulnerability (29 of 100)	Very high

Entered by Torres, Armi G.

Modified by Busson, Frédéric

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Page last modified by : elaxamana, 15 July 2009

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