Polypterus palmas palmas Ayres, 1850

Shortfin bichir

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

Classification	Actinopterygii \| Polypteriformes \| Polypteridae
Synonyms	Polypterus palmas, Polypterus lowei, Polypterus retropinnis lowei, ... more
Common names	Kortfinnet bikir, 绿多鳍鱼, Bichir šedý, ... more

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Image of Polypterus palmas palmas (Shortfin bichir)

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Main reference

Hanssens, M.M., G.G. Teugels and D.F.E. Thys Van den Audenaerde. 1995. (Ref. 28149)
Other references | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 30.0 cm TL male/unsexed; (Ref. 3188)

Environment

Demersal; freshwater; pH range: ? - 7.0; dH range: ? - 10

Climate / Range

Tropical; 26°C - 28°C (Ref. 2060); 7°N - 10°S

Africa: Cavally River basin in Côte d'Ivoire and the river basins of eastern Liberia up to the St. John River (Ref. 28149).
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 79; Anal spines: 1214; Vertebrae: 56 - 59. Cylindrical body (Ref. 28149). Upper jaw prominent, a little longer than lower jaw (Ref. 3054, Ref. 28149, Ref. 42908). Number of dorsal finlets: 7-9 (Ref. 28149, Ref. 51884). Pectoral fin not reaching dorsal fin origin (Ref. 3054, Ref. 28149). Ganoid scales (Ref. 42904): 55-58 lateral line scales, 33-39 scales around body, 25-32 predorsal scales (Ref. 28149, Ref. 51884). Dorsal surface of the body is grey colored, with dark grey to black irregular blotches forming a dense and reticulate pattern, ventral surface uniform pale (Ref. 28149). The fleshy base of the pectoral fin with small spots on the posterior part (Ref. 28149). Dorsal fin spotted, no dark coloration on pelvic and anal fin (Ref. 28149).


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

Human uses
Fisheries: of no interest; aquarium: commercial


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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Special reports
Check for Aquarium maintenance \| Check for Species Fact Sheets \| Check for Aquaculture Fact Sheets

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Summary page \| Point data \| Common names \| Photos

Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

Very Low, minimum population doubling time more than 14 years (Fec=5)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Low to moderate vulnerability (25 of 100)	Not marketed/unknown

Entered by Binohlan, Crispina B.

Modified by Binohlan, Crispina B.

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Page last modified by : elaxamana, 15 July 2009

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