| Family: |
Rivulidae (Rivulines), subfamily: Rivulinae |
| Max. size: |
16 cm TL (male/unsexed) |
| Environment: |
benthopelagic; freshwater, non-migratory |
| Distribution: |
South America: Paraguay River basin. |
| Diagnosis: |
Dorsal soft rays (total): 9-11; Anal soft rays: 14-17. Having curved mouth cleft; small eyes (the orbital diameter is 7.7-10.0% SL in adult males; adult males have smaller eyes than adult females); large body depth of adults (23.2-26.2% SL); great head (29.2-30.6% SL in juveniles; no adults available) (Ref. 26656). |
| Biology: |
Bottom spawner, 5-7 months incubation. Is easy to maintain in the aquarium (Ref. 27139). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 14 December 2020 Ref. (130435)
|
| Threat to humans: |
harmless |
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