Wild lake size of 60 x 40m and studied to a depth of 160m is located in the vicinity of Idrije, only 55m away from the river Idrijca. The 55m but the shortest slovenian Jezernica river, which originates in the lake and then quickly poured in Idrijco. DOB lake surrounded by steep, high up to 100m. Around the lake is covered on foot path on which the information table.