Facultative air-breathing ; A coral-commensal species . Found among Acopora coral branches, often A.millepora and A.nasuta, also with other species of Gobiodon (Ref 90102).
Dorsal spines (total): 7; Dorsal soft rays (total): 11; Anal spines: 1; Anal soft rays: 9 - 10. Head and body without any markings; blackish-brown when alive and in spirits ; characterized further by absence of scales; complete pelvic fin frenum and basal membrane; depth of body at level of pelvic fins 2.8-3.1 in SL .: short and / or deep; Cross section: compressed.
Behavioural data for Unicolor coralgoby is currently being reviewed.
Diet information for Unicolor coralgoby is currently being compiled.
Reproduction data for Unicolor coralgoby is currently being compiled.
Marine; brackish; benthopelagic; depth range ? - 15 m . Tropical Indian Ocean: Chagos Archipelago.
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