The Black Sea tadpole-goby (Benthophilus nudus) is a species of goby native to the basin of the Black Sea.

Found in the Gulf of Tendra and limans of the north-western Black Sea, lakes of the Danube Delta.

In the rivers of the Black Sea basin: Danube up to Iron Gate dam, Dniester up to Tighina, Dnieper up to Kyiv, Southern Bug.

[2] This species is mostly a denizen of fresh and slightly brackish bodies of water, preferring rivers and deltas, limans and coastal lakes.

This fish can reach a length of 15 centimetres (5.9 in) TL.