In 1999, a team of divers off the Isle of Wight came across a lobster busily digging out its burrow. To their surprise they found it was kicking out flints from the Stone Age. However, archaeologists now fear artefacts dating back more than 8,000 years are simply being "washed away".
Diver recovering flint [Credit: Michael Pitts]
Bouldnor Cliff is a submerged Stone Age settlement off the coast of Yarmouth which was covered in silt as great sheets of ice melted at the end of the last Ice Age.
It is an important site because the muddy conditions have helped preserve organic materials from the distant past that do not normally survive on dry land.
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