| Family: |
Rhamphichthyidae (Sand knifefishes) |
| Max. size: |
40 cm SL (male/unsexed) |
| Environment: |
demersal; freshwater |
| Distribution: |
South America: Solimões and Amazon rivers in Brazil upstream of the mouth of the Madeira River; also from a single locality in the Guaporé River in Brazil. |
| Diagnosis: |
Description: anal-fin rays 320-345 (Ref. 99943). |
| Biology: |
Occurs mostly in floodplains of large rivers, where it is frequently collected together with Rhamphichthys drepanium and R. marmoratus. |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 28 December 2020 Ref. (130435)
|
| Threat to humans: |
harmless |
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