Across
- 4. The midnight zone
- 6. Ocean plant with large leaves
- 7. The twilight zone
- 8. Deepest part of the ocean
- 9. The sunlight zone
- 10. Creatures that produce their own light
Down
- 1. The ocean floor
- 2. The abyssal zone
- 3. Relating to the ocean
- 5. Tiny marine creatures
- 11. Crustacean often found on the ocean floor