Introduction : biodiversity in freshwater systems, and the key role played by crayfish
pt. 1. The present situation of crayfish in world freshwater ecosystems. 1. Crayfish in the decapod lineage, their natural distribution and their threatened status / with Keith Crandall ; 2. Why are crayfish, among freshwater decapods, considered pivotal in freshwater ecosystems? / with Alastair Richardson ; 3. Crayfish as prime players in ecosystems : life-history strategies / with Alastair Richardson ; 4. Human-mediated threats to crayfish survival : environmental degradation, climate change and translocations / with Francesca Gherardi ; 5. Crayfish exploitation systems : harvest fisheries, aquaculture and consequences for biodiversity
pt. 2. Applying science to conservation management. pt. 2a. Protecting freshwater biodiversity through monitoring and conserving crayfish. 6. Understanding and managing biodiversity using crayfish ; 7. Monitoring in conservation and management of indigenous crayfish populations ; pt. 2b. Management for conservation. 8. Control and management of non-indigenous crayfish / with Francesca Gherardi ; 9. Biodiversity management through the reintroduction of heritage crayfish species
pt. 3. Knowledge transfer for successful crayfish management. 10. Effective legislation and public education for adequate conservation of crayfish and biodiversity ; 11. Management strategies to protect crayfish and biodiversity ; 12. Maintaining biological diversity and human well-being.