1. Ecophysiological changes of hermatypic scleractinians in high pCO2 chemostats

2. Context

3. Model species

4. Model Species

5. Aim of this work

6. Experimental Design : Mesocosms

7. Experimental design 1: Artificial mesocosms

8. Experimental design 1: Artificial mesocosms

9. Experimental design 1: Artificial mesocosms

10. Experimental design 1: Artificial mesocosms

11. Experimental design : physiological study: Chemostats

12. Chemostat (U.K. patent application number 1112269.4)

13. Chemostat (U.K. patent application number 1112269.4)

14. Experimental design - Timing

15. 3. Results : What is the effect of higher pCO2 ?

16. Calcification – 24h decrease

17. Calcification – 5 months decrease

18. Metabolism: O2 fluxes – 24h decrease

19. Metabolism: O2 fluxes – 5 months decrease

20. Nutrients Assimilation : N (NO3-) – 24h decrease

21. Nutrients Assimilation : P (PO43-) – 24h decrease

22. Nutrients Assimilation : N (NO3-) – 5 months decrease

23. Nutrients Assimilation : P (PO43-) – 5 months decrease

24. Conclusions

25. Conclusions

26. Perspectives