Sea

2. A large body of saltwater that is partially enclosed by land.
4. A hard, colorful substance formed by tiny sea animals, often forming reefs.
8. Valuable objects or wealth that is hidden or lost at the bottom of the sea.
9. Relating to or affected by the regular rise and fall of the ocean's tides.
10. A friendly and intelligent marine mammal known for its playful behavior.
12. A curved swell or ridge of water that moves across the surface of the sea or ocean.
13. The land along the edge of a body of water, such as a beach or coast.
14. A swimming creature that lives in water and breathes through gills.
15. The area where the land meets the sea or ocean.

1. The hard protective outer covering of a small marine creature found on the beach.
3. The leader or commander of a ship or boat.
5. A large body of saltwater that covers most of the Earth's surface.
6. A tall tower with a bright light used to guide ships and boats at sea.
7. A small boat with sails used to catch the wind and move across the water.
11. The sandy or pebbly shore of a body of water, usually found by the sea or ocean.
13. A type of bird commonly found near the coast, with white feathers and webbed feet.