Several of its constituent streams originate in the Guzovina - Vis elevation complex (1003 m), west of the village of Kovačevići: Tocil at 1000 m above sea level, Duboki potok (Deep creek) at 900 m, and nameless creek at 940 m. First, the Tocil and the Deep creek connect, and then that watercourse connects with the nameless creek between Durakovići and Kovacevići villages at an altitude of 672 m, on the road R-440: Šiprage - Kruševo Brdo 