Saffron Coral Goby (Gobiodon citrinus)

The Saffron Coral Goby (Gobiodon citrinus), also known as the Citron Goby, is a small and colourful marine fish that brings a splash of bright yellow to a saltwater aquarium. Its distinctive yellow to golden body is complemented by attractive blue markings around the eyes and gill area, along with a blue line along the dorsal fin. Its unusual shape and fascinating behaviour make it an appealing addition to a suitable marine or reef aquarium.

Native to the Indo-West Pacific, the Saffron Coral Goby is naturally associated with branching corals, particularly Acropora species. In the aquarium, it enjoys perching among coral branches and rockwork, darting between hiding places and observing its surroundings. Providing plenty of suitable shelter helps the fish feel secure and encourages its natural behaviour.

Despite its small size, the Saffron Coral Goby has specific care requirements. It is best suited to a mature marine aquarium with stable water conditions, established live rock and peaceful tank mates. Although it may be suitable for smaller aquariums, it can become territorial towards other gobies of the same species, especially when space and hiding places are limited. Keeping a single specimen is often the simplest option for smaller setups.

The Saffron Coral Goby is carnivorous and should be offered a varied diet of frozen mysis shrimp, enriched brine shrimp, finely chopped marine seafood and other suitably sized meaty foods. Small, regular feedings are beneficial, and it is important to make sure the fish receives enough food when housed with faster or more competitive tank mates.

This species is often considered reef-compatible, but caution is needed with small-polyped stony corals, particularly Acropora. Saffron Coral Gobies may nip at coral polyps and can damage tissue around their preferred resting or spawning sites. They are generally peaceful towards unrelated fish and are best housed with calm tank mates rather than large or aggressive predators.

With its bright golden colour, quirky perching behaviour and small adult size, the Saffron Coral Goby is a delightful choice for aquarists who can provide suitable shelter, regular feeding and a carefully planned reef environment.

Care at a glance

• Scientific name: Gobiodon citrinus

• Common names: Saffron Coral Goby, Citron Goby

• Adult size: Approximately 5–7 cm

• Origin: Indo-West Pacific

• Diet: Carnivore

• Temperament: Generally peaceful; may be territorial towards its own kind

• Reef compatibility: Reef-compatible with caution, especially around Acropora corals

• Aquarium: Mature marine aquarium with plenty of shelter

• Experience level: Beginner to intermediate, with attention to feeding and coral compatibility

• Suggested aquarium size: Around 50–100 litres or larger, depending on tank mates and setup