Otocinclus arnoldi
NameOtocinclus arnoldi
Scientific NameOtocinclus arnoldi
Common NamesDwarf Otocinclus, Arnold's Otocinclus, Oto Catfish
FamilyLoricariidae
OriginSouth America, Paraná River Basin, Brazil, Paraguay, Argentina
Temperamentpeaceful
Dietherbivore
Care Levelintermediate
Minimum Tank Size (Gallons)10
Max Size (Inches)2
Water TypeFreshwater
Temperature Range (°F)72-79
pH Range6.0-7.5
Compatible SpeciesNeon Tetra, Ember Tetra, Harlequin Rasbora, Corydoras Catfish, Dwarf Shrimp, Small peaceful community fish
Description
Otocinclus arnoldi is a small, peaceful freshwater catfish highly valued for its algae-eating abilities. It sports a mottled brown and yellow pattern, providing excellent camouflage. These social fish thrive in mature, planted aquariums with stable water parameters and should be kept in groups.
