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History
- July 10, 2014.
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The copyright holder for this preprint is the author/funder, who has granted bioRxiv a license to display the preprint in perpetuity. It is made available under a CC-BY-NC 4.0 International license.
Author Information
- 1NERC Centre for Ecology & Hydrology, Maclean building, Crowmarsh Gifford, Wallingford, 0X10 8BB, UK
- 2Statistics Netherlands, P.O. Box 24500, 2490 HA The Hague, The Netherlands
- ↵*Corresponding author: njbi{at}ceh.ac.uk