Gobies
Yellow Watchman Goby
Cryptocentrus cinctus
Famous for sharing a burrow with a pistol shrimp — one of the hobby’s great symbioses. Peaceful but can squabble with its own kind; keep one per tank unless a mated pair.
Difficulty
beginner
Adult size
Up to 10 cm
Temperament
Peaceful; forms a charming bond with pistol shrimp
Minimum tank
120+ litres
Diet
Carnivore — frozen mysis, brine shrimp, sinking pellets
Lifespan
5–8 years
Water parameters
- Temperature75–80°F
- Specific gravity1.024–1.026
- pH8.1–8.4
Species-specific requirements override general saltwater guidelines.
Natural habitat
Sandy bays and rubble flats of the Indo-Pacific
Care notes
Needs a deep sand bed to dig its burrow. Provide sinking foods that reach the substrate.
Sourcing & ethics
We list only species that can be sourced responsibly. Availability in Nepal varies — confirm current stock before planning a build.
Usually available; often sold alongside pistol shrimp.
Compatibility
Good company
Keep with caution
“Caution” reflects likely aggression or predation — outcome depends on tank size, order of addition and individual temperament.