Bedotiidaefreshwater fishintermediate

Malagasy Rainbowfish

Bedotia geayi

Also known as: Malagasy Rainbowfish, Red-tailed Silverside, Madagascan Rainbowfish

Origin: Madagascar

M

Water Parameters

Temperature1824 °C
15 °C35 °C
pH6.58
49
GH (Hardness)415 °dGH
0 °dGH30 °dGH
KH (Alkalinity)28 °dKH
0 °dKH20 °dKH

Quick Stats

Max Size
10 cm
Min Tank
100 L
Lifespan
4-6
Swimming Level
middle
Schooling
Yes (6–12+)
Diet
omnivore
Temperament
active, peaceful schooling fish

About

Bedotia geayi is native to rivers and streams along the eastern coast of Madagascar, where it inhabits clear, well-oxygenated water. It is one of the most commonly kept Madagascan rainbowfish in the hobby, valued for its graceful build and attractive red-tipped tail. A moderately hardy species that does best in clean, well-maintained water.

Care Guide

Water: 18–24°C, pH 6.5–8.0, soft to moderately hard water. Tank: 100 L+, open swimming space, planted margins; water quality is important. Feeding: Omnivore; flakes, pellets, and regular frozen/live foods. Behaviour: Active, peaceful schooling fish; prefers slightly cooler temperatures. Compatibility: Good with other peaceful mid-sized community fish.

Buy Malagasy Rainbowfish from FinsHQ shops

Shops currently listing this species with stock available

No shops are currently listing Malagasy Rainbowfish. List your shop on FinsHQ.
Built for aquarium retailers

Sell Malagasy Rainbowfish in your shop?

Join aquarium shops already using FinsHQ. Get a beautiful webshop, mobile app, and inventory management — built for aquatic retailers.

Start your free store