Lake Kutubu Rainbowfish
Lake Kutubu Rainbowfish is a peaceful freshwater fish that needs a tank of at least 55 gallons (208 L), water at 68-77°F (20-25°C) and a pH of 7.5-8.5.
Also searched as: kutubu rainbow, melanotaenia lacustris
Quick facts
Blue coloration. Hard water species. Peaceful community fish.
| Minimum tank | 55 gallons (208 L) |
|---|---|
| Temperature | 68-77°F (20-25°C) |
| pH | 7.5-8.5 |
| Temperament | Peaceful |
| Swim level | Middle |
| Group size | 6 or more together |
| Tank type | Freshwater |
Good tank mates
Ranked by water overlap and temperament, using the same checks as the MyAquaLog compatibility tool.
- Madagascar Rainbowfishmin tank 40 gal
Temperature overlap 68-77°F, pH overlap 7.5-8.5. Both species are peaceful.
- Indian Glass Fishmin tank 20 gal
Temperature overlap 68-77°F, pH overlap 7.5-8.5. Both species are peaceful.
- Japanese Trapdoor Snailmin tank 10 gal
Temperature overlap 68-77°F, pH overlap 7.5-8.5. Both species are peaceful.
- Molly Fishmin tank 10 gal
Temperature overlap 70-77°F, pH overlap 7.5-8.5. Both species are peaceful.
- Siamese Algae Eatermin tank 30 gal
Temperature overlap 75-77°F, pH overlap 7.5-8. Both species are peaceful.
- Platymin tank 10 gal
Temperature overlap 70-77°F, pH overlap 7.5-8.2. Both species are peaceful.
- Mystery Snailmin tank 5 gal
Temperature overlap 68-77°F, pH overlap 7.5-8. Both species are peaceful.
- Nerite Snailmin tank 5 gal
Temperature overlap 68-77°F, pH overlap 7.5-8. Both species are peaceful.
Avoid with
Pairings that fail the temperament, water-overlap or known-conflict checks.
- African Cichlids (Mbuna)min tank 55 gal
Aggressive species will harass or eat peaceful fish; temperature overlap 76-77°F is too narrow.
- Flowerhorn Cichlidmin tank 70 gal
Aggressive species will harass or eat peaceful fish; no temperature overlap (68-77°F vs 80-86°F).
- Tropheusmin tank 75 gal
Aggressive species will harass or eat peaceful fish; temperature overlap 77°F is too narrow.
- Skunk Loachmin tank 30 gal
Aggressive species will harass or eat peaceful fish; no temperature overlap (68-77°F vs 79-86°F).
- Clown Knifefishmin tank 250 gal
Aggressive species will harass or eat peaceful fish; no pH overlap (7.5-8.5 vs 6-7).
Check your own tank
These lists compare one species against the rest of the database. Your stock list, tank size and bioload change the answer, so log your own tank.
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