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Citron Goby (Gobiosoma oceanops)

Find Citron Goby across reef-livestock retailers and from fellow hobbyists on ReefDock. Compare sources, check live pricing where available, and review source-tank parameters on Reef-Trak-verified fish listings before you buy.

Citron Goby
Photo: Nhobgood Nick Hobgood · CC BY-SA 3.0
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Where to buy Citron Goby

ReefDock searches the following reef retailers for this fish. Click through to see the live price.

  • Saltwaterfish

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  • Amazon

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  • Petco

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About Citron Goby

The Citron Goby is a very small, slender fish with a predominantly yellow body and darker markings, particularly on the head and fins. It has a pointed snout and a somewhat elongated body typical of the Gobiosoma genus. A distinctive dark stripe or blotch runs through the eye region, contrasting with its bright citrine coloration.

Key facts

Common Health Issues
Starvation (if inadequate micro-fauna available), ich, marine velvet
Appearance
The Citron Goby is a very small, slender fish with a predominantly yellow body and darker markings, particularly on the head and fins. It has a pointed snout and a somewhat elongated body typical of the Gobiosoma genus. A distinctive dark stripe or blotch runs through the eye region, contrasting with its bright citrine coloration.
Reef safety
Reef Safe
Diet Details
Feed small, frequent meals of high-quality foods such as mysis shrimp, copepods, and other small crustaceans. Citron Gobies benefit from live or frozen micro-fauna and will also accept finely prepared flaked foods designed for small fish.
Care Requirements
• Minimum 20 gallon tank • Maintains temperature range of 72–78°F • Keep salinity between 1.020–1.025 SG • Provide plenty of hiding spots among rocks and coral, as these gobies are somewhat reclusive and use shelter to feel secure • Feed small portions 2-3 times daily with copepods, mysis shrimp, and similar micro-fauna • Very hardy once established; excellent for beginner reef keepers and community tanks
Temperament
Peaceful
Min tank size
20 gallons
Diet
carnivore
Difficulty Level
Moderate - Citron Goby requires standard marine aquarium maintenance and intermediate fish keeping skills.
Care Level
Easy
Origin
Western Atlantic, specifically the Caribbean Sea and Bahamas. Found in shallow reef environments, typically from Florida through the Caribbean islands.
Feeding Schedule
2-3 times daily

Looking for a hobbyist seller?

ReefDock's marketplace lets reef-keepers sell fish directly to other reef-keepers with Stripe-secured checkout and live-arrival photo confirmation. Browse current fish listings on ReefDock, or list your own.

Verify the source tank before you buy

ReefDock is the sister app to Reef Trak. Sellers who maintain a Reef Trak tank log can publish source-tank parameters on eligible fish listings — so you can see the conditions a fish was raised in before you buy. Log this fish on Reef Trak.

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