Argentine Pearlfish
NameArgentine Pearlfish
Scientific NameAustrolebias nigripinnis
Common NamesArgentine Pearlfish, Blackfin Pearlfish, Blackfin Killifish
FamilyRivulidae
OriginSouth America, Argentina, Uruguay, Southern Brazil
Temperamentpeaceful
Dietcarnivore
Care Levelintermediate
Minimum Tank Size (Gallons)10
Max Size (Inches)2
Water TypeFreshwater
Temperature Range (°F)68-75
pH Range6.0-7.0
Description
The Argentine Pearlfish (*Austrolebias nigripinnis*) is a beautiful annual killifish originating from temporary pools in Argentina, Uruguay, and southern Brazil. Males exhibit striking iridescent blue-green bodies adorned with white spots and dark fins. This species is known for its unique life cycle, where eggs are laid in the substrate and can withstand periods of drought.
