Can Blackcap Basslet Live With Royal Gramma?

Blackcap Basslet and Royal Gramma are NOT compatible tank mates.

Detailed Analysis

Known Pairing ✗ Not Compatible

Closely related basslets that are highly territorial toward each other.

Temperature ✓ Compatible

Good temperature overlap at 74–82°F.

pH ✓ Compatible

Good pH overlap at 8.0–8.4.

Size ✓ Compatible

Compatible sizes (4" and 3").

Temperament ✓ Compatible

Both fish have compatible temperaments.

Swim Level ⚠ Use Caution

Both fish occupy the middle level and Blackcap Basslet is territorial. Provide plenty of space and hiding spots.

Tank Requirements

Minimum tank size for this combination: 40 gallons

ParameterBlackcap BassletRoyal Gramma
Temperature74–82°F74–82°F
pH8–8.48–8.4
Max Size4"3"
TemperamentPeacefulPeaceful
Swim LevelMiddleMiddle
Min Tank30 gal20 gal

Check More Combinations

Use our compatibility checker to add more fish and plan your complete tank.