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1. The distribution of brown trout (Salmo trutta L.) in streams in southern Sweden
Sammanfattning : This thesis examines the effect of water quality, habitat and species interactions on the occurrence and abundance of stream fishes in southern Sweden. I found that improvements in water quality between the 1960s and 1990s have led to recolonization of streams by brown trout (Salmo trutta L.), stone loach (Barbatula barbatula L. LÄS MER
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