The Nature LibraryEN·ES
iNat·613842SpeciesActinopterygii6 field observations
  1. Animals
  2. ›Chordates
  3. ›Vertebrates
  4. ›Ray-finned Fishes
  5. ›Carps, Characins, Catfishes and Allies
  6. ›Catfishes
  7. ›Siluroidei
  8. ›Thorny Catfishes
  9. ›Doradinae
  10. ›Hassar
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Black-top Mouse Catfish

Hassar orestis

Hassar orestis is a species of thorny catfish that is native to the countries of Brazil, Colombia, Ecuador, Guyana, Peru and Venezuela. It is found in the Orinoco and Essequibo River basins. This species grows to a length of 20.6 centimetres (8.1 in) SL.

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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Every page naming Hassar orestis in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 613842.