Two spot goby
Two spot goby - Small is backordered and will ship as soon as it is back in stock.
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Saltwater Fish Information
Genus: Signigobius
Temperament: Peaceful
Reef Safe: Reef Safe
Please note that fish behavior and care requirements may vary slightly depending on your specific tank setup. We recommend researching each species to ensure compatibility with your aquarium.
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Description
Description
The Two-Spot Goby (Signigobius biocellatus), also known as the Twin-Spot or Signal Goby, is one of the most unique and eye-catching sand-sifters in the hobby. Found throughout shallow lagoons and sandy rubble zones of the Western Pacific, this small goby is instantly recognized by its twin “eyespots” and playful, crab-mimicking displays. Despite its adorable look, the Two-Spot is considered an advanced-care species due to its specialized feeding needs.
In the wild, Two-Spot Gobies spend their days sifting mouthfuls of fine sand, filtering out tiny crustaceans, worms, and other microfauna. In captivity, they thrive only in mature aquariums with a deep, established sand bed rich in live pods and invertebrates. While some individuals learn to accept frozen foods like mysis or enriched brine, many rely heavily on natural microfauna and can struggle in newer systems. Peaceful by nature, they make excellent reef-safe residents but should not be kept with aggressive bottom-dwellers or competing sand-sifters.
With the right environment—fine sand, stable parameters, plenty of hiding spots, and a well-seeded microfauna population—the Two-Spot Goby becomes a charming, active little fish that adds personality to the lower zone of the tank. Because of their sensitivity and feeding difficulty, they are best kept by intermediate to expert reefkeepers looking for a rewarding challenge.
Quick Facts
- Scientific Name: Signigobius biocellatus.
- Care Level: Beginner
- Temperament: Peaceful
- Diet: Carnivore
- Reef Compatibility: Reef Safe
- Region of Origin: Western Pacific Ocean
- Maximum Adult Size: 4"
- Recommended Tank Size: 10 gallons