Fishician®Diet
Carnivore – frozen mysis shrimp, brine shrimp, marine pellets, copepods
Aquarium species profile
Watchman Goby
Cryptocentrus cinctus · Indo-Pacific (Red Sea, Pacific Ocean)
Minimum tank30 gal
Adult size4"
Care levelEasy
TemperamentPeaceful
Temperature72–82°F
pH range8.1–8.4
Compatible tank mates
Most peaceful reef fish; pairs well with pistol shrimp (symbiotic relationship)
Tank mates to avoid
Aggressive fish that bully it, same-species males
Care notes
Forms symbiotic relationship with Alpheid (pistol) shrimp. Sandy substrate needed for burrowing. Hardy and peaceful. Yellow/gray coloration. Expert jumper; lid required.
Check the whole aquarium. Tank size alone does not establish compatibility. Confirm adult size, water overlap, social grouping, territory, diet, and the individual animals before stocking.