Pterogobius elapoides (Günther, 1872)
photo by Suzuki, T.

Family:  Gobiidae (Gobies), subfamily: Gobionellinae
Max. size:  8.3 cm SL (male/unsexed)
Environment:  demersal; marine
Distribution:  Northwest Pacific: central Japan and Korea (Ref. 9137) to Hong Kong (Ref. 31075).
Diagnosis:   
Biology:  Adults hover along rocky shores.
IUCN Red List Status: Least Concern (LC); Date assessed: 26 August 2020 Ref. (130435)
Threat to humans:  harmless


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