Table 4
Overall fish diet of Eurasian otter Lutra lutra on Chotýšanka stream (Chotýšanka 1, fishery no. 413 006) in winter 2005/2006: value, the value of fish species to anglers (high − salmonids, common carp Cyprinus carpio; medium − European chub Squalius cephalus, European perch Perca fluviatilis; none − other fish species included in Table 3); %n, percentage of frequency; %b, percentage of estimated biomass.
Value | %n | %b |
---|---|---|
High | 3 | 29 |
Medium | 7 | 16 |
None | 86 | 40 |
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