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The chemistry of freshwater mussels as a proxy for late Holocene river conditions  Emma Versteegh Simon Troelstra Hubert Vonhof
VU University Amsterdam: Department of Paleoclimatology & Geomorphology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Outline of this talk ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Aim ,[object Object],[object Object],[object Object]
Freshwater mussels ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Stable oxygen isotopes
Rivers Rhine and Meuse
 18 O  Rhine and Meuse
Setup of the project ,[object Object],[object Object],[object Object]
Methods ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Monitoring experiment ,[object Object],[object Object],[object Object]
20 th  century shells ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
 
Late Holocene shells
Research questions ,[object Object],[object Object],[object Object]
Results: 20 th  century shells
 
 
 
Predicted   18 O
Predicted   18 O shell  vs.   18 O shell  18 O shell  corresponds well with predicted values     18 O shell  is useful proxy
[object Object],Predicted   18 O shell  vs.   18 O shell
Calculated   18 O water  vs. monthly mean   18 O water
Trace elements
Trace elements Winter Winter Winter Winter
Results: Late-Holocene shells
Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Future work ,[object Object],[object Object],[object Object]
What to do with LA-ICPMS? ,[object Object],[object Object],[object Object],[object Object]
Preliminary results LA-ICPMS
Preliminary results LA-ICPMS
Polymesoda
[object Object]

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