Species Profile
Two-Spot Goby
Signigobius biocellatus
Also known as: Crab-Eye Goby, Twinspot Goby
Gobiespeaceful
Adult size
3″
Minimum tank
30 gal
Temperature
72–82°F
pH
8.1–8.4
Schooling
Solitary OK
Water level
bottom
Diet
Live copepods, frozen mysis — frequent small meals
Notes
Two large black eye-spots on the dorsal fins mimic a much bigger fish to predators. Sand-sifter that needs a deep established sand bed with live copepods. Difficult to feed — many specimens starve in young tanks.
Photo: Chika Watanabe from Los Altos, USA / Wikimedia Commons · Source · CC-BY-2.0