Austrolebias nigripinnis (Regan, 1912)
Blackfin pearlfish
Austrolebias nigripinnis
photo by Loureiro, M.

 Family:  Rivulidae (Rivulines)
 Max. size:  7 cm TL (male/unsexed); max. reported age: 1 years
 Environment:  benthopelagic; pH range: 6 - 7; dH range: 5 - 12, non-migratory
 Distribution:  South America: Lower ParanĂ¡ 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: Not Evaluated  (Ref. 96402)
 Threat to humans:  harmless
 Country info:  Introduced to Miagao, Iloilo in 1996 for mosquito control. Used for research (Ref. 13428).

 Entered by: Torres, Armi G. - 17.06.94
 Modified by: Garilao, Cristina V. - 01.10.04
 Checked by: Capuli, Estelita Emily - 02.08.94

Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.


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