Adults occur in sandy to silty bottoms of lagoons and coastal bays near coral, rubble or leaf litter shelter. Solitary or in pairs that share sandy burrows . They feed on small interstitial invertebrates by sifting mouthfuls of sand. Monogamous .
Dorsal spines (total): 7; Dorsal soft rays (total): 10 - 11; Anal spines: 1; Anal soft rays: 10 - 11. Conspicuous ocellated dorsal fins ; characterized by pale bluish grey to yellowish tan; narrow brown bar below eye; upper half of body with irregular brown spot and saddles; three irregular brown bars on lower half of body; narrow brown bar across base of caudal fin; pelvic and anal fins black with blue spots; rounded caudal fin; longitudinal scale series 48-55; mainly ctenoid body scales posteriorly, becoming cycloid anteriorly just behind pectoral base and below first dorsal fin; cycloid on ventral surface of abdomen; head and midline of nape without scales; depth of body 4.3-5.6 in SL .: fusiform / normal.
Behavioural data for Twinspot goby is currently being reviewed.
Monogamous mating is observed as both obligate and social .
Marine; reef-associated; non-migratory ; depth range 1 - 30 m , usually 2 - 30 m . Tropical; 22°C - 27°C ; 19°N - 24°S south to the southern Great Barrier Reef; Palau in Micronesia.
small interstitial invertebrates by sifting mouthfuls of sand
The following diseases are known to affect Twinspot goby.
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 12 records indexed .
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