Back to species
Species profile

Rainbow Shark

Epalzeorhynchos frenatum

Rainbow Shark (Epalzeorhynchos frenatum) aquarium profile: minimum 55 gallon tank, 6 inch adult size, 74-80°F temperature range, and moderate care. Can usually be planned as a single specimen or small group depending on temperament.

TerritorialHigh energyModerate care
Rainbow Shark aquarium fish
55 galMinimum tank
6 inAdult size
1Schooling minimum
74-80°FTemperature

Water Range

pH
6.5-7.5
GH
5-15 dGH
KH
3-10 dKH

Behavior

Temperament
Assertive
Fin nipping
2/5
Territory
4/5

Diet and Care

Diet
omnivore
Diet difficulty
1/5
Care difficulty
3/5

Planning Notes

assertive or territorial
Check a tank plan

Use the checker before adding Rainbow Shark to compare tank size, cycle status, cover, and tankmates.

Open checkerAquarium guides

Read setup, cycling, stocking, and care guides before buying fish.

Browse blogs