Lake Sülüklü (Turkish: Sülüklü Göl), for "Lake of the Leeches", is a freshwater landslide lake located at Tavşansuyu village of Mudurnu district in Bolu Province, Turkey.

It is situated in the same-named Nature Park.

It is most easily reached from the village of Dokurcun in Akyazı district of Sakarya Province.

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