Advanced Ocean-themed Crossword Puzzle
Listed Items
- 1.  Large marine mammal that may have a dorsal fin and a long, streamlined body
 
- 2.  The periodic movement of the ocean's water
 
- 3.  A type of seafood with a hard shell and long antennae
 
- 4.  The large body of salt water that covers most of the Earth's surface
 
- 5.  A mammal that lives in the ocean and breathes air
 
- 6.  A natural rock formation in the ocean
 
- 7.  A type of long, thin fish
 
- 8.  A large fish with a pointed nose and sharp teeth
 
- 9.  Shell with 5-point star pattern
 
- 10. Sea creature with five arms
 
- 11. A sea creature with a transparent body and long arms