Fly River Rainbowfish (Melanotaenia sexlineata)

Fish in the family Melanotaeniidae. Easy care. Freshwater.

Quick facts

Scientific nameMelanotaenia sexlineata

FamilyMelanotaeniidae

Also known asSix-lined Rainbowfish, Sexlineata Rainbow

Care levelEasy

Reef safetyFreshwater

TemperamentPeaceful (active)

DietOmnivore

Adult size3.5 in

Minimum tank size30 gallons

Water parametersTemp 73-82°F, pH 6.8-8.0, GH 8-16 dGH

Appearance

Slender body marked by several horizontal lines between scale rows; dominant males flush blue-green over the back with red-tinged fins.

Difficulty and care for the Fly River Rainbowfish

Easy

Origin and habitat

Papua New Guinea (Fly River system)

Keeper notes

Peaceful, moderately sized schooler. Males color up and display against each other without injury when kept in groups.

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

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