Mouth in Ustka
The Słupia (German: Stumble) is a 138 km long coastal river in the north Poland in the voivodeship Pomerania. It is very popular with canoeists and sports anglers.
Run
The Leba arises in the Pomeranian Lake District (Kashubian Switzerland) near Kartuzy and flows northwest through the Pomeranian lake and arts landscape towards Baltic Sea, where it flows through several lakes in its upper reaches. It flows into Ustka at the Solviny Coast. It overcomes a difference in altitude of almost 200 meters.
It flows through: