FishCompat
Rainbow Shark (Epalzeorhynchos frenatum) in a freshwater aquarium

Cyprinidae

Rainbow Shark

Epalzeorhynchos frenatum

Rainbow Sharks are intermediate-level semi-aggressive aquarium residents that reach about 5.9 in. Rainbow Sharks are territorial bottom-oriented fish. Keep one per tank unless the aquarium is very large, and avoid timid bottom dwellers.

Compatible0 compatible48 caution31 avoid

Quick Stats

Tank

55+ gal

pH

6.5-7.5

Temp

73-82F

Size

5.9 in

Temperament

Semi Aggressive

Care

Intermediate

Swim Level

Bottom

Group

Solo or pair

Rainbow Shark Care Guide

The Rainbow Shark (Epalzeorhynchos frenatum) is a intermediate-level freshwater aquarium resident from Thailand. It reaches about 5.9 inches and should be kept in tanks of at least 55 gallons.

Keep water near pH 6.5-7.5, temperature 73-82F, and hardness 5-15 dH. Feed omnivore, sinking pellets, vegetables with 1-2 small feedings daily.

Rainbow Sharks are territorial bottom-oriented fish. Keep one per tank unless the aquarium is very large, and avoid timid bottom dwellers.

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