Can Catalina Goby Live With Ruby Head Fairy Wrasse?

Catalina Goby and Ruby Head Fairy Wrasse are NOT compatible tank mates.

Detailed Analysis

Temperature ✗ Not Compatible

No temperature overlap. Catalina Goby needs 59–71°F, but Ruby Head Fairy Wrasse needs 74–80°F.

pH ✓ Compatible

Good pH overlap at 8.1–8.4.

Size ✓ Compatible

Compatible sizes (2.5" and 5").

Temperament ✓ Compatible

Both fish have compatible temperaments.

Swim Level ✓ Compatible

Fish occupy different water levels (Catalina Goby: bottom, Ruby Head Fairy Wrasse: middle), reducing conflict.

Trait Conflict ✗ Not Compatible

Catalina Goby is a coldwater species and should not be kept with tropical fish like Ruby Head Fairy Wrasse.

Tank Requirements

Minimum tank size for this combination: 55 gallons

ParameterCatalina GobyRuby Head Fairy Wrasse
Temperature59–71°F74–80°F
pH8–8.48.1–8.4
Max Size2.5"5"
TemperamentPeacefulPeaceful
Swim LevelBottomMiddle
Min Tank10 gal55 gal

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