Ocean

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Across
  1. 4. has 8 tentacles
  2. 6. dangerous marine predator
  3. 7. ocean on east coast of US
  4. 8. has a shell
  5. 10. land surrounded by water
  6. 11. green marine plant
  7. 13. catching fish with a rod
  8. 14. bass, trout, etc.
  9. 15. biggest marine animal
Down
  1. 1. underwater vehicle
  2. 2. found in reefs
  3. 3. some have sails
  4. 5. crushed up bits of rocks and shells
  5. 6. freestyle, backstroke, etc.
  6. 9. crashes onto shore
  7. 12. collectible beach treasures