Universität Bern
Eawag

BioChange

Alpine biodiversity is threatened by climate change, habitat fragmentation, and invasive species. To manage the biodiversity crisis and maintain vital ecosystem function we need to understand the processes promoting and eroding genetic diversity and adaptive potential at the local and global levels of populations and species. The goal of BioChange is to use evolutionary and ecological parameters estimated in natural populations (genetic diversity, genetic constraints, adaptive capacity) and data on environmental change to build predictive models of biodiversity change.

Alpine and pre-alpine fish species

Specifically, we investigate population structure and adaptive diversity in two alpine and pre-alpine fish species (the brown trout, Salmo trutta, and the bullhead, Cottus gobio) and their prey (the amphipod Gammarus fossarum and the mayflies Baetis alpinus and B. rhodani).

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