- Animals
- ›Chordates
- ›Vertebrates
- ›Ray-finned Fishes
- ›Bonytongues and mooneyes
- ›Bonytongues
- ›Arapaimas
- ›Arapaima

Slender Arapaima
Arapaima leptosoma
Arapaima leptosoma is a species of freshwater fish endemic to near the confluence of the Solimões and Purus Rivers in Amazonas, Brazil. Like other members of the genus Arapaima, this fish can breathe air. It has a deep caudal peduncle relative to other species in its genus. It is the first new member of Arapaima to be described since 1847. Member species of the genus Arapaima are the largest freshwater fish in South America.
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Arapaima leptosoma 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 487481.