Across
- 2. = Large, flat ray known for 'flying' underwater
- 8. = Large marine mammal with long tusks
- 9. = Type of tuna highly prized in sushi
- 11. = Large bird with a throat pouch for catching fish
- 13. = Small, predatory South American fish
- 14. = Mollusk with two shells
- 16. = Colorful sea slug
- 17. = White Arctic whale
- 18. = Flat fish with a venomous stinger
- 20. = Long, snake-like sea creature
- 25. = Large, black and white predatory whale, also known as killer whale
- 27. = Large game fish with a pointed snout
- 28. = Sea creature known for its ink spray
- 29. = Marine reptile with a hard shell
- 31. = Tiny marine creature, the male carries the eggs
- 33. = Common coastal bird, known for scavenging
- 34. = Fish known for its ability to inflate
- 36. = Shark known for its uniquely shaped head
- 37. = Long, predatory tropical fish
- 41. = Deep-sea creature with bioluminescent lure
- 42. = Venomous marine reptile
- 43. = Largest mammal in the ocean
Down
- 1. = Five-armed marine creature
- 3. = Sea creature with eight arms
- 4. = Intelligent sea mammal, known for its playful behavior
- 5. = Small, long-tailed crustacean
- 6. = Shellfish known for producing pearls
- 7. = Tropical marine fish, often farmed for food.
- 10. = Legendary giant sea monster
- 12. = Sea creature with claws, walks sideways
- 14. = Large, scaleless sea eel
- 15. = Tiny sea organisms, food for many larger creatures
- 19. = Large seabird with long wings
- 21. = Long-bodied crustacean with large pincers
- 22. = Large, slow-moving marine mammal, also known as sea cow
- 23. = Pinniped mammal known for its flippers
- 24. = Transparent, gelatinous sea creature
- 26. = Cephalopod known for its ability to change color
- 30. = Marine mammal related to the manatee
- 32. = Predatory fish with a long, pointed snout
- 33. = Herring-like fish
- 35. = Marine mammal known as the 'unicorn of the sea'
- 38. = Sea creature with sharp teeth
- 39. = Marine invertebrate that forms reefs
- 40. = Flightless bird adapted to life in the Antarctic