Teleostei (teleosts) >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Gymnogobius: Greek, gymnos = naked + Latin, gobius = gudgeon (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; freshwater; brackish; demersal; amphidromous (Ref. 58909). Temperate
Asia: China, Japan and Korean Peninsula; questionable in Sakhalin.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 8.0 cm SL male/unsexed; (Ref. 81467)
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Bogutskaya, N.G. and A.M. Naseka, 2002. REGIONAL CHECK-LISTS: Sakhalin Island. In Website and Database: "Freshwater Fishes of Russia": A Source of Information on the Current State of the Fauna. Zoological Institute RAS. (Ref. 58299)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
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