Across
- 4. Sandy area where the ocean meets the land
- 5. Reptiles that live in the ocean
- 8. Gelatinous marine creature
- 10. Large marine mammals
- 11. Regular rise and fall of the ocean's water level
- 12. Swells of water that move towards the shore
- 14. Reef Colorful underwater ecosystem
- 15. Coastal bird that often flies near the ocean
Down
- 1. Intelligent marine mammal
- 2. Valuable items hidden underwater
- 3. Hard shells found on the beach
- 6. Remains of a sunken ship
- 7. Plant-like organisms found in the ocean
- 9. Tall structure with a light to guide ships
- 13. Small boat powered by wind