Average width of the river - 100 m, depth – 0.8 m, water volume flow - 30,0 m3/sec. (low volume is ca. 11.0 m3/sec). The water current is medium or slow. Eligible fish: brown trout – 20%, grayling – 80%, huchen (Hucho hucho) < 1%. Associated species: chub (Leuciscus cephalus), dace (Leuciscus leuciscus) and ide (Leuciscus idus).