Marine Crossword

Advanced Ocean-themed Crossword Puzzle

1. Large marine mammal that may have a dorsal fin and a long, streamlined body
2. Sea creature with a saucer-shaped body and long, trailing tentacles
3. A marine creature that can inflate its body when it feels threatened
4. Organism with scales, fins, and a lateral line
5. A creature with a hard outer shell and five pairs of legs
5. A type of hard, stony marine animal polyp found in warm ocean waters
6. Aquatic life form that typically has a long, whip-like tail and venomous spine
7. A creature that lives in the ocean, has a head like a horse, and a curled tail
8. A large, marine crustacean with a hard, spiny shell and two claws
9. A large body of saline water that is partially or completely surrounded by land
10. Small, shrimp-like crustaceans found in the ocean
11. A ridge of jagged rocks or coral near the surface of the sea
12. Marine invertebrate with five arms and lives on the sea floor
13. Aquatic predator with a cartilaginous skeleton and multiple rows of sharp teeth
14. The regular motion of the ocean's surface
15. Animal with a large head and eight long arms covered in suction cups
16. A species of flattened, burrowing sea urchin
17. A creature with a long, slender body and no fins that can be found in the ocean
18. A type of shellfish with a long, thin body
19. Marine mammal often seen leaping above the surface of the water