Hillstream Loach and Keyhole Cichlid Compatibility Overview
Hillstream Loach and Keyhole Cichlid can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Both species are peaceful, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.
| Factor | Hillstream Loach | Keyhole Cichlid | Verdict |
|---|---|---|---|
| Temperature | 68โ75ยฐF | 70โ82ยฐF | โ 70โ75ยฐF |
| pH Range | 6.0โ7.5 | 4.0โ7.5 | โ 6.0โ7.5 |
| Temperament | peaceful | peaceful | โ Compatible |
| Adult Size | 2.6 in | 4.3 in | โ Similar |
| Min. Group | 4+ | 2+ | See below |
| Min. Tank Size | 55 gallons (for both species) | โ | |
Compatibility Positives
Caution Points
Species Profiles
Hillstream Loach โ Sewellia lineolata
Sewellia lineolata, known as the Hillstream Loach, is a fascinating species for aquarists. These fish require a well-oxygenated, clear water environment with plenty of hiding spots. With a lifespan of 7 years, they are a long-term commitment. Their olive green color and slender body shape add a unique aesthetic to the tank.
โ Full Hillstream Loach care guide
Keyhole Cichlid โ Cleithracara maronii
The Keyhole Cichlid is a popular choice for beginners due to its relatively easy care and peaceful temperament. These fish are known for their distinct keyhole marking and vibrant coloration. They do well in a community tank with other peaceful species, but should be provided with plenty of hiding spots to feel secure.
Frequently Asked Questions
Can Hillstream Loach live with Keyhole Cichlid?
Yes, in a well-planned setup. Hillstream Loach and Keyhole Cichlid can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Both species are peaceful, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.
What tank size do I need for Hillstream Loach and Keyhole Cichlid together?
A minimum of 55 gallons is recommended for keeping Hillstream Loach and Keyhole Cichlid together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Hillstream Loach and Keyhole Cichlid?
70โ75ยฐF โ inside Hillstream Loach's 68โ75ยฐF and Keyhole Cichlid's 70โ82ยฐF.
Is a Hillstream Loach aggressive toward a Keyhole Cichlid?
Hillstream Loach is peaceful and Keyhole Cichlid is peaceful. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Hillstream Loach and Keyhole Cichlid
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 55 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 75 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 125 gal | Best when keeping larger schools or reducing territorial pressure. |