Across
- 2. Another word for shell.
- 6. Protects skin from UV rays.
- 8. Five-armed sea creature.
- 9. Marine invertebrate forming reefs.
- 11. Rise and fall of sea levels.
- 12. Toy flown on a string.
- 14. Vast body of saltwater.
- 19. Water in the ocean.
- 21. Open-toed sandals.
- 24. Activity with a rod and reel.
- 27. Large marine predatory fish.
- 28. Sandy or pebbly shore.
- 30. Structure built with sand.
- 31. Flow of water in the ocean.
- 32. Carnivorous marine mammal.
- 34. Sideways-walking crustacean.
- 35. Person who watches swimmers.
- 36. Floating marker in water.
Down
- 1. Intelligent marine mammal.
- 3. Large amusement park ride on the boardwalk.
- 4. Small smooth stone.
- 5. Structure extending over water.
- 6. Empty mollusk home.
- 7. Waves breaking on shore.
- 8. Fine grains on the beach.
- 9. Sweet treat on a stick, often found at boardwalks.
- 10. Rolling motion of the ocean.
- 13. Wooden promenade by the beach.
- 15. Tropical tree often near beaches.
- 16. Bell-shaped stinging sea creature.
- 17. Shallow body of water separated from the sea.
- 18. Eight-armed cephalopod.
- 20. Large vessel on the sea.
- 22. Daily disappearance of the sun below the horizon.
- 23. Hills of sand formed by wind.
- 25. Common beach bird.
- 26. Large marine mammal.
- 29. Small beach hut.
- 33. Wood washed ashore.