An unnamed river
Based on OpenStreetMap data, this unnamed river is 2 km long.
It is in Russia, flowing through the subregions of Kostroma
Map
osm.org Distributaries / Outflows
It flows into the sea:
2 km of total upstream flows in at N 57° 34′ 26″, E 41° 11′ 15″ at OSM node n4608773345.
Tributaries
It has 0 tributaries.