Husbandry
Fusigobius duospilus shows two large black spots on first dorsal fin, anterior spot often vertically elongate at tip of a thin black vertical line extending from base of fin, second spot between fifth and sixth dorsal spines; a faint black spot above anterior margin of pectoral base; caudal peduncle with round to triangular spot; a thin vertical brown bar or oval blotch below eye.
This goby inhabits sandy floors of holes and depressions of clear seaward reefs, the benthicspecies occurs singly or in groups, and is secretive.
This goby inhabits sandy floors of holes and depressions of clear seaward reefs, the benthicspecies occurs singly or in groups, and is secretive.