David is a geosciences researcher with experience in both glacial and fluvial environments. This website provides a variety of information about David, and in particular his research interests. It also provides links to a range of academic and non-academic resources on the web.

General resources are linked from the menu on the left. Information about me, my research and this website is available from the menu above. I hope you find this site useful and informative. I would be interested to know your views on how this site may be improved, and reports of broken links.

If you're looking for Tri-plot, an Excel spreadsheet for the preparation of triangular (ternary) diagrams for particle shape and tri-variate data, it's available via the Loughborough University Physical Geography resources gateway.

If you're looking for the Sedimetrics^® Digital Gravelometer^tm software for the automated measurement of gravel size, please visit Sedimetrics.com.