Woodland edge. Is this the common Athous haemorrhoidalis or something else?
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There's a useful key to click beetles of genus Agriotes in the latest beetle news (vol. 2 issue 1), downloadable from the AES website:
See also the Kerbtier click beetle page (this is a German site, so includes non-British species and doesn't have all the British species, but it's very good):
Entomologist and biological recorder
Many thanks for the IDs and links Martin, much appreciated.
I've just noticed that Mark Telfer has provide an updated version on his website of Joy's 1932 key to click beetles:
It's a bit technical, but great to have this resource available to all.
Lat/Lng: 52.5, -1.2
OS grid ref: SP5497