| Family: |
Rivulidae (Rivulines), subfamily: Rivulinae |
| Max. size: |
4 cm TL (male/unsexed) |
| Environment: |
benthopelagic; freshwater; pH range: 6.5 - 7, non-migratory |
| Distribution: |
South America: Tapajós River basin, Brazil. |
| Diagnosis: |
Dorsal soft rays (total): 10-11; Anal soft rays: 13-14; Vertebrae: 30-30. Sides of body and unpaired fins of males without dark markings. 31-35 total caudal-fin rays. Body depth always greater than 20.0% SL (Ref 26657). |
| Biology: |
Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435)
|
| Threat to humans: |
harmless |
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