What type of tank do they like?
Medaka rice fish are schooling fish so like to be kept in groups of 5 or more. A 10 Gallon or larger tank is recommended.
What water conditions do they like?
Reported to at least temporarily tolerate an extremely wide temperature range 40-15 degrees. They are very hardy and adaptable but requires clean, well-maintained water to thrive.
How long do they live?
Medaka fish tend to live for up to 1.5 years to 2 years. The lifespan is short so they reach their sexual maturity faster than the other fish and breed quickly.