Across
- 3. floating object in the sea to serve as a warning or guide
- 5. tidal wave
- 7. the edge of a land mass where it meets the sea
- 9. - brown seaweed also known as sargassum
- 12. - spot where the river meets the sea
- 13. watercraft propelled by sails
- 14. rolling motion in the surface of water
- 15. brackish water with high salt content
- 16. tropical cyclone that forms over the Atlantic Ocean or the Caribbean
- 19. island
- 20. areas of land away from the coast
Down
- 1. shore closest to the water
- 2. boat that submerges and travels fully underwater
- 4. ship that carries liquid cargo in bulk tanks
- 6. tiny marine animals with hard exoskeletons
- 8. on land aerosol particles of sea water, mostly from the movement of waves
- 10. flippr animal
- 11. large marine mammal
- 13. - underwater flowering plants
- 17. rock face
- 18. water of great depth