Murray River Rainbowfish (Melanotaenia fluviatilis)

Fish in the family Melanotaeniidae. Easy care. Freshwater.

Quick facts

Scientific nameMelanotaenia fluviatilis

FamilyMelanotaeniidae

Also known asAustralian Rainbowfish, Crimson-spotted Rainbowfish (older usage)

Care levelEasy

Reef safetyFreshwater

TemperamentPeaceful (active)

DietOmnivore

Adult size4.3 in

Minimum tank size50 gallons

Water parametersTemp 64-82°F, pH 6.5-8.0, GH 8-18 dGH

Appearance

Silvery body with reddish spotting along scale rows and orange-red fins; males deepen in body and color with maturity.

Difficulty and care for the Murray River Rainbowfish

Easy

Origin and habitat

Australia (Murray-Darling river system)

Keeper notes

Peaceful, hardy and temperature-tolerant like its eastern relatives; active swimmer that benefits from a long tank.

Log Murray River Rainbowfish 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 Murray River Rainbowfish alongside everything else in your reef.

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