Holes in Peat & Clay at Broughton 2 – Piddock burrows in marine clay washed free of overlying sand at Broughton Bay in Gower, South Wales, 14 August 2008.
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Holes in Peat & Clay at Broughton 2 – Piddock burrows in marine clay washed free of overlying sand at Broughton Bay in Gower, South Wales, 14 August 2008.