Arroyo Astyanax
NameArroyo Astyanax
Scientific NameAstyanax arroyo
Common NamesArroyo Astyanax
FamilyCharacidae
OriginMexico, Río Papaloapan Basin
Temperamentcommunity
Dietomnivore
Care Levelintermediate
Minimum Tank Size (Gallons)30
Max Size (Inches)4
Water TypeFreshwater
Temperature Range (°F)72-78
pH Range6.5-7.5
Compatible SpeciesOther robust tetras, Rasboras, Larger peaceful barbs, Dwarf cichlids, Bottom-dwelling catfish
Description
The Arroyo Astyanax (*Astyanax arroyo*) is a silvery, streamlined characin native to rivers in Mexico. It is a schooling fish that can reach up to 4 inches in length, displaying iridescent scales. This species is generally hardy but thrives in stable freshwater conditions.
