Citron Clown Goby

Citron Clown Goby (Gobiodon citrinus) Care Level: Easy Temperament: Peaceful Colour Form: Yellow with faint markings Diet: Carnivore Reef Compatible: Yes Water Conditions: 24-27°C, dKH 6-12, pH 7.8-8.4, sg 1.023-1.025 Max Size: 5 cm Family: Gobiidae Minimum Tank Size: 40 litres Overview The Citron Clown Goby (Gobiodon citrinus) is a cheerful, bright-yellow fish that is a standout addition to nano and reef aquariums. Its charming personality and small size make it an excellent choice for beginner and experienced aquarists alike. Known for its association with Acropora Corals, this species often resides among their branches, blending into the vibrant coral surroundings. Behaviour and Habitat Citron Clown Gobies are peaceful and spend much of their time perched among coral branches. They are known for forming a symbiotic relationship with coral species, particularly SPS Corals. These gobies use coral as both a hiding spot and a lookout point. They are territorial if kept with other gobies in small tanks but remain generally peaceful with other reef inhabitants. Tank RequirementsMinimum Tank Size: 40 litres or larger. Lighting: Moderate to high-intensity lighting for coral health and goby comfort. Consider LED reef lighting. Aquascape: Include branching corals like Acropora for perching and shelter. Water Flow: Moderate flow is ideal to mimic their natural habitat and support coral health. Diet Citron Clown Gobies are carnivores and thrive on a protein-rich diet.Food Types: Frozen mysis shrimp, brine shrimp, finely chopped seafood, and high-quality carnivore pellets or flakes. Feeding Frequency: 2-3 times daily in small amounts. Supplement their diet with Marine Fish Foods for optimal health. Reef Compatibility The Citron Clown Goby is reef-safe and can coexist peacefully in coral-heavy aquariums. However, they may occasionally nip at coral polyps when stressed or underfed, particularly in smaller tanks. To mitigate this, ensure plenty of coral options and maintain a stable feeding routine. For coral enthusiasts, pairing them with Torch Corals or Trachy Corals can create a visually stunning reef display. Compatibility These gobies thrive in peaceful community tanks with compatible species such as:Clownfish Firefish Blennies Tangs Reef-safe Shrimp Avoid keeping them with aggressive tank mates or larger predatory fish like groupers or certain wrasses. Care TipsMaintain stable water conditions to support the health of both the goby and its coral habitat. Offer multiple coral structures to reduce territorial disputes in smaller tanks. Avoid sudden tank parameter fluctuations, as these small fish are sensitive to stress. Regularly monitor coral health and feeding to ensure harmonious coexistence. Final Thoughts The Citron Clown Goby is a lively and beautiful addition to reef aquariums, especially for setups that feature SPS corals. Its bright yellow colour, endearing behaviour, and ability to thrive in small tanks make it a favourite among marine aquarists. With proper care and a coral-rich environment, the Citron Clown Goby will flourish and add a splash of sunshine to your tank. For more vibrant additions, consider adding Christmas Tree Worm Rock or Acropora Colonies to your setup.