ocean biome

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Across
  1. 1. sea creature ( 7 letters)
  2. 4. and fall of the ocean water (4 letters)
  3. 6. of salt in water ( 8 letters)
  4. 7. plant-like ocean organism (5 letters)
  5. 9. ecological area with plants and animals (5 letters)
  6. 12. marine mammal ( 5 letters)
  7. 14. movement of ocean water ( 7 letters)
  8. 15. brown seaweed ( 4 letters0
  9. 16. part of the ocean ( 5 letters0
  10. 18. that grows in coastal swamps (8 letters)
  11. 19. plant found in shallow water ( 8 letters)
Down
  1. 2. marine mammal ( 7 letters)
  2. 3. organisms drifting in the ocean ( 8 letters)
  3. 5. layer of the ocean (6 letters)
  4. 6. drifting organisms ( 11 letters)
  5. 8. freshwater meets saltwater (7 letters)
  6. 10. fish with sharp teeth ( 5 letters)
  7. 11. animal that forms reefs ( 5 letters)
  8. 13. floor zone (7 letters)
  9. 17. built by coral ( 4 letters)