Sökning: "marine biology Hydrobiology aquatic ecology limnology Marinbiologi limnologi akvatisk ekologi Chara"
Hittade 2 avhandlingar innehållade orden marine biology Hydrobiology aquatic ecology limnology Marinbiologi limnologi akvatisk ekologi Chara.
1. Waterfowl in temperate eutrophic lakes - Interactions with macroinvertebrates, submerged vegetation and fish
Sammanfattning : The aim of this thesis was to explore some of the important links between waterfowl and the biota in shallow eutrophic lakes in temperate areas. Waterfowl depend on macroinvertebrates as sources of protein and calcium, which are essential for egg production and growth. Macroinvertebrates in turn depend on submerged vegetation for food and shelter. LÄS MER
2. The effects of crayfish on interactions in freshwater benthic communities
Sammanfattning : This thesis examines how freshwater crayfish affect community interactions in benthic food webs. I have mainly studied the influence of the introduced signal crayfish (Pacifastacus leniusculus) on littoral communities, but also the influence of the native noble crayfish (Astacus astacus). LÄS MER