Arapaima gigas

Arapaima gigas
Beijing Aquarium, China
CITES Appendix II
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Osteoglossiformes
Family: Arapaimidae
Genus: Arapaima
Species:
A. gigas
Binomial name
Arapaima gigas
(Schinz, 1822)
Synonyms
  • Sudis gigas Schinz, 1822
  • Sudis gigas G. Cuvier, 1829 (ambiguous)
  • Arapaima gigas (G. Cuvier, 1829) (ambiguous)
  • Sudis pirarucu Spix & Agassiz, 1829 (ambiguous)
  • Vastres mapae Valenciennes, 1847
  • Vastres cuvieri Valenciennes, 1847
  • Vastres agassizii Valenciennes, 1847
  • Vastres arapaima Valenciennes, 1847

Arapaima gigas, also known simply as Arapaima, pirarucu, or paiche, is a species of arapaima native to the basin of the Amazon River. Once believed to be the sole species in the genus, it is among the largest freshwater fish.