Marine Adaptations

12345678910111213
Across
  1. 3. Underwater “rainforest” built by tiny polyps.
  2. 4. Hunter in the marine food web.
  3. 6. Camouflage for the open ocean: dark on top, light underneath.
  4. 8. Land species with a big impact on the seas.
  5. 9. Increases with ocean depth, felt by divers.
  6. 10. A group of the same species sharing a habitat.
  7. 12. Tools for detecting food, mates, or danger underwater.
  8. 13. Superheated vent on the seafloor, rich in minerals.
Down
  1. 1. Dim ocean layer where light fades but life thrives.
  2. 2. Hard external protection for many mollusks.
  3. 3. Can warn predators, attract mates, or blend in.
  4. 4. A toxin delivered by ingestion or contact.
  5. 5. Ocean measure of dissolved salt content.
  6. 7. Zone between high and low marks of the sea.
  7. 9. The hunted in an ocean food chain.
  8. 11. Ocean’s daily rise and fall, pulled by the Moon.