|
Argolebias nigripinnis (Regan, 1912) Blackfin pearlfish |
|
|
photo by
Loureiro, M. |
| Family: | Rivulidae (Rivulines), subfamily: Cynolebiinae | |||
| Max. size: | 7 cm TL (male/unsexed); max. reported age: 1 years | |||
| Environment: | pelagic; freshwater; pH range: 6 - 7; dH range: 5 - 12, non-migratory | |||
| Distribution: | South America: Lower Paraná and Uruguay River basins. | |||
| Diagnosis: | ||||
| Biology: | Feeds on worms, crustaceans and insects (Ref. 7020). Bottom spawner, 2-4 months incubation. Is easy to maintain in the aquarium (Ref. 27139). | |||
| IUCN Red List Status: | Near Threatened (NT); Date assessed: 19 February 2021 (B2b(i,ii,iii)) Ref. (130435) | |||
| Threat to humans: | harmless | |||