engleski

Distribution and habitat requirements of the stone crayfish (Austropotamobius torrentium Schrank) in the Nature Park Medvednica, Croatia

Data collected for 52 streams in the Medvednica Nature park during 6 months. Stone crayfish was recorded in 67% of examined streams. At 20% locations it had large to medium population size. Heterogeneity of substrate was positively correlated with stone crayfish population size, while the increased level of hydromorphological alteration was negatively correlated with CPUE.

stone crayfish; Medvednica; habitat; hydromorphology

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