Diamond Watchman Goby
The Diamond Watchman Goby is a hardworking and peaceful bottom-dweller known for its beautiful spotted bodyand constant sifting of sand. With its bold orange markings and curious personality, it’s both functional and visually appealing.
This goby is a natural sand cleaner, filtering detritus and uneaten food through its gills as it sifts substrate—helping maintain a clean and oxygenated sandbed in your reef or fish-only aquarium.
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Scientific Name: Valenciennea puellaris
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Common Name: Diamond Goby, Diamond Sleeper Goby
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Temperament: Peaceful
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Reef Safe: Yes
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Diet: Carnivore – eats frozen foods, sinking pellets, and meaty bits from the sand
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Care Level: Easy to Moderate
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Max Size: ~6 inches
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Tank Size: 30+ gallons with a sandbed and ample hiding spots
Note: Requires a fine sand substrate to sift through and may jump—a secure lid is recommended. Can be kept solo or in mated pairs. Avoid aggressive tankmates that may outcompete it for food.
