Japanese Ricefish (Oryzias latipes)

Fish in the family Adrianichthyidae. Easy care. Freshwater.

Japanese Ricefish

Quick facts

Scientific nameOryzias latipes
FamilyAdrianichthyidae
Also known asMedaka, Japanese Rice Fish, Daisy Ricefish, Blue Medaka
Care levelEasy
Reef safetyFreshwater
TemperamentPeaceful
DietOmnivore
Adult size1.5 in
Minimum tank size10 gallons
Water parametersTemp 64-79°F, pH 7.0-8.0, GH 8-20 dGH

Appearance

Slim, upturned-mouthed surface fish; available in wild silver, orange 'daisy' and iridescent blue strains.

Difficulty and care for the Japanese Ricefish

Easy

Origin and habitat

Japan, East Asia

Keeper notes

Peaceful surface-dwelling shoaler; may nibble fry but safe with adult shrimp.

Log Japanese Ricefish in your reef tank

Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Japanese Ricefish alongside everything else in your reef.