Fish on the roof of the world: densities, habitats and trophic...

Dean Jacobsen A E , SA ren Kock Laursen A , Ladislav Hamerlik B , Karen Moltesen A , Anders Michelsen C D and Kirsten Seestern Christoffersen A A Freshwater Biological Laboratory, Department of Biology, University of Copenhagen, Universitetsparken 4, DK-2100 Copenhagen, Denmark. B Department of Biology and Ecology, Matthias Belius University, Tajovskeho 40, SK-97401 Banska Bystrica, Slovakia.