Sunset dwarfgoby (Eviota occasa) is a ray-finned fish of the family Gobiidae. It inhabits marine (saltwater) waters in reef-associated environments. This species can reach a maximum total length of 1 cm. It occurs at depths between 14 and 20 metres. With a trophic level of 2.9, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.
Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 8. This species is distinguished by the following characters: lacks all cephalic sensory-canal pores; dorsal/anal fin-ray formula 8/8; some pectoral-fin rays are branched; rudimentary or no fifth pelvic-fin ray; 5 branches in fourth pelvic-fin ray; D1 crossed by two dark bands separated by a diagonal light band, a distinct dark spot on caudal peduncle anterior to caudal fin, followed by a pale bar and a yellow-orange broad wedge-shaped bar at caudal-fin base .Cross section: oval.
Behavioural data for Sunset dwarfgoby is currently being reviewed.
Diet information for Sunset dwarfgoby is currently being compiled.
Reproduction data for Sunset dwarfgoby is currently being compiled.
Marine; reef-associated; depth range 14 - 20 m . Subtropical
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