Biology:Hypophthalmus edentatus

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Short description: Species of fish

Hypophthalmus edentatus
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Siluriformes
Family: Pimelodidae
Genus: Hypophthalmus
Species:
H. edentatus
Binomial name
Hypophthalmus edentatus
Spix & Agassiz, 1829

The Highwaterman catfish (Hypophthalmus edentatus), is a species of pelagic potamodromous catfish of the family Pimelodidae that is native to Guyana, Suriname, Venezuela, northern Brazil and Gulf of Paria.[1]

Description

It grows to a length of 57.5 cm.[2] It has no teeth but possesses many long gill rakers and three long barbels.[3] Body elongated with less depressed head. Caudal fin triangular. Lateral line complete and scales absent on skin. Dorsum light grey with steely blue cast. Ventral sides yellowish and whitish below. Barbels light grey.[4]

Distribution

It inhabits Amazon and Orinoco River basins and Atlantic coastal rivers of Guyana and Suriname. It is also found in Paraná River.[3]

Ecology

It lives in soft muddy bottoms and are filter feeders. It feeds on crustaceans like debris, cladocerans, copepods and ostracods.[3] Expected life span in aquarium is 16-17 years.[5]

References

External links

Wikidata ☰ Q2889729 entry