Porter, K. G. The plant-animal interface in freshwater ecosystems. American Scientist 65, 159-170 (1977). Schindler, D. W. Eutrophication and recovery in experimental lakes: implications for lake ...

Porter, K. G. The plant-animal interface in freshwater ecosystems. American Scientist 65, 159-170 (1977). Schindler, D. W. Eutrophication and recovery in experimental lakes: implications for lake ...

This makes them good indicators species. Habitats and their quality are changing all the time because of human influence and natural processes. Impacts of agriculture, forestry, drainage of peatlands ...