Across
- 5. Cartilaginous fish with flattened bodies and long tails, related to sharks.
- 6. Both a marine organism and a famous ship in Jules Verne's Twenty Thousand Leagues Under the Sea.
- 7. Refers to environmental change caused by human activity.
- 10. Largest fish in the sea, known for its spotted pattern.
- 11. Toothed organ used by mollusks to scrape food.
- 12. Stony corals that build reefs.
- 13. Smallest species of sea turtle.
Down
- 1. Marine herbivore known for its green fat and migratory behaviour.
- 2. The deep ocean zone typically has depths of 4,000-6,000 meters.
- 3. The class of cartilaginous fish, like sharks and rays.
- 4. A layer in the ocean where salinity changes sharply with depth.
- 8. A type of segmented worm found in the ocean.
- 9. Designation of areas for conserving marine biodiversity.
- 12. An underwater mountain rising from the ocean floor.