Can Jack Dempsey Cichlid Live With Hillstream Loach?
Jack Dempsey Cichlid is aggressive and will likely attack or stress tank mates.
Parameter Comparison
| Parameter | Jack Dempsey Cichlid | Hillstream Loach | Overlap |
|---|---|---|---|
| Temperature | 72–86°F | 65–75°F | 72–75°F ✓ |
| pH Range | 6.5–8 | 6.5–7.5 | 6.5–7.5 ✓ |
| Temperament | aggressive | peaceful | Aggression risk ✗ |
| Max Size | 10" | 3" | Size mismatch ✗ |
| Min Tank Size | 55 gal | 20 gal | 55 gal minimum together |
| Diet | Carnivore | Herbivore | — |
| Care Level | intermediate | intermediate | — |
Species Profiles
Jack Dempsey Cichlid
Rocio octofasciata
Named after the legendary boxer, Jack Dempsey cichlids are large, territorial Central American cichlids with iridescent blue-green spangles across their dark body. They are aggressive, intelligent, and interactive — many owners report them coming to the glass to greet them. The electric blue Jack Dempsey variant is significantly less aggressive and more colorful.
Full care guide →Hillstream Loach
Sewellia lineolata
Hillstream loaches are fascinating flat-bodied fish that resemble tiny stingrays. They are specialized for life in fast-flowing, oxygen-rich streams and use their modified pelvic and pectoral fins to grip smooth rocks in strong current. Their unique appearance, algae-eating habits, and cool-water preference make them popular with experienced fishkeepers looking for something different.
Full care guide →