A still from my YouTube video at http://youtu.be/_JHI8xgc
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Probably, as it looks broad and thick set and the hind tibia looks as if it is probably dark and swollen. Need other angles to be sure.
My Flickr photos...
Lat/Lng: 50.613310321681, -2.4594783782959
OS grid ref: SY675793
A brackish lake that used to be the estuary of the River Wey, now an RSPB reserve.