Threadfin dwarfgoby (Eviota filamentosa) 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 1.1 cm. It occurs at depths between 7 and 17 metres. With a trophic level of 2.9, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.
Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 8; Vertebrae: 26. This species is distinguished by the following characters: cephalic sensory-pore system lacking F’ (AOT), G (IT) pore and preopercular-canal pores N’ & O’ (POP) pores; (Pattern 2); dorsal/anal fin-ray formula 8/8; pectoral-fin rays are branched; absence of the fifth pelvic-fin ray; genital papilla is neither fimbriate nor cup-shaped; lateral scales 19-21 .: elongated; Cross section: oval.
Behavioural data for Threadfin dwarfgoby is currently being reviewed.
Marine; reef-associated; depth range 7 - 17 m . Subtropical
The following diseases are known to affect Threadfin dwarfgoby.
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