1. What types of rock lie beneath Swansea beach’s blanket of mud and shells.
  2. Do the pebbles at the top of the beach come from the local rocks or are they undocumented migrants?
  3. And, for that matter, where does the mud come from?
  4. And why so many shells?
  5. Is it the mud that attracts the shells? Because there are nowhere near as many on cleaner beaches not so many miles away.


  1. I don’t know.
  2. I don’t know.
  3. I don’t know.
  4. I don’t know.
  5. I don’t know.

With a view to improving on the above answers, I shall go away and do some research. But let me get to grips with WordPress first.