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  • Hypophthalmus edentatus
  • Hypophthalmus edentatus
  • Hypophthalmus edentatus
Jump to next section Cat-eLog Data Sheet
Scientific NameHypophthalmus edentatus  Spix & Agassiz, 1829
Common NameHighwaterman Catfish
Type LocalityRivers of equatorial Brazil.
Synonym(s)Hypophthalmus spixii
Pronunciationhi pop thal muss - ee dent at uss
Etymology(Greek)Hypo=Under + (Greek)opthalmos=eye. Species name refers to the lack of teeth.
Jump to next section Species Information
Size 390mm or 15.4" SL. Find near, nearer or same sized spp.
IdentificationThis common species has pale barbels and a truncate dorsal fin (versus deeply forked in other congeners).
General RemarksAlmost never exported because of it's (plankton) feeding habits, this fish is quite common in open water and lakes.
Jump to next section Habitat Information
DistributionSouth America: Amazon and Orinoco River basins and Atlantic coastal rivers of Guyana and Suriname
Amazon (click on these areas to find other species found there)
Orinoco (click on these areas to find other species found there)
Guyana Waters (click on these areas to find other species found there)
Guyana Waters, Coastal Rivers of Guyanas, Suriname Coastal Rivers (click on these areas to find other species found there)
Show it on a map (Click the map-icon to show/hide map of species distribution)
Temperature23.0-28.0°C or 73.4-82.4°F (Show species within this range)
Jump to next section Husbandry Information
FeedingFeeds on plankton and debris. Gill rakers are used to capture planktonic crustaceans.
FurnitureFound over soft muddy bottom.
CompatibilitySchooling species.
Jump to next section Further Information
ReferencesSelecta Piscium Brasiliam - pp16 - Pl. 9
Registered KeepersNone.
Breeding ReportsNone.
Article - CotM 2014 October
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Last Update2015 Oct 25 08:50 (species record created: 2001 Nov 05 00:00)