Life Aquatic

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Across
  1. 2. Reptile with a shell
  2. 6. Reef-building organism
  3. 9. Crustacean glued to hulls
  4. 12. Microscopic drifters, whale food
  5. 13. Jet-propelled ink-squirter
  6. 14. Apex predator of the sea
Down
  1. 1. Intelligent marine mammal that clicks
  2. 3. World’s largest animal group
  3. 4. “Unicorn” of the Arctic
  4. 5. Transparent stinger lacking a brain
  5. 7. Eight-armed cephalopod
  6. 8. Fish whose males carry young
  7. 10. Simple photosynthetic ocean plants
  8. 11. Clawed crustacean, seafood staple