Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.

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 Check 

Across: 1. Fast moving water sport 6. major trading centre 7. sport played on sand dunes called links 8. human waste dumped in the sea 10. Britain's traditional water sport 11. sea food is collected this way 12. goods are stored in large boxes and shpped over the world 13. safe refuge for ships 15. barrier needed to protect the coast in many places 16. very popular water sport using boards 17. massive granite boulders dumped to protect the coast 18. ship used to keep deep water channels free of silt

Down: 2. popular holiday centre 3. low walls built towards the sea to keep the sand on a beach 4. large scale industry based on supplies form tankers 5. destruction of the environment 9. common holiday destination near many coasts 14. pipes that carry sewage onto the coast