1. Concepts for restoration: Nutrient loading, thresholds and alternative stable states.- 2. From a river to an urban lake. Historic development.- 3. Morphology, water temperature and climate.- 4. Hydrological aspects of Alte Donau.- 5. Restoration and lake management.- 6. Long-term changes of the physico-chemical conditions in Alte Donau.- 7. Sediment.- 8. Wax and wane of macrophytes.- 9. The signature of Phytoplankton in Alte Donau: response to trophic change from hypertrophic to mesotrophic over 22 years.- 10. Phytoplankton photosynthesis and production.- 11. The response of zooplankton to restoration and climate warming in Alte Donau.- 12. The Ciliate Assemblage in Alte Donau.- 13 Microbial and viral loop in Alte Donau: A case study.- 14. The effect of restoration measures on the benthic invertebrates of a Danube backwater (Alte Donau).- 15. Fish assemblages of the 'Alte Donau' system: Communities under various pressures.- 16. The stocks of waterbirds on the Alte Donau in Vienna.- 17. Hygienic aspects of a recreational water-body.- 18. Restoration of the littoral zone.- 19. New planning activities in Vienna's water-management.- 20. Eutrophication, management and sustainable development of urban Lakes: General considerations and specific solutions for Alte Donau
A Synthesis.