Bringing Back Oysters

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Across
  1. 3. Holds the two halves of the oyster’s shell together
  2. 5. Opens and closes the shell
  3. 7. Digests algae caught in the gills
  4. 8. organisms interacting with their nonliving environment
  5. 10. some people remove this from the water, but it remains a problem. “Sometimes the oysters die,” says Caden Koffi.
  6. 13. Their nonliving environment and rocks
  7. 15. The reefs help reduce this by blocking waves that can wash away sand and soil.
  8. 19. oyster reefs have disappeared which puts them at harm
  9. 20. Filter oxygen, algae, and particles from the water
  10. 22. They have shells smaller than the period in the ends of sentences.
  11. 23. protect coastlines.
  12. 24. Hanging or raised
Down
  1. 1. pump water through their bodies, filtering out algae and bacteria to eat
  2. 2. Sorts and transfers food from the gills to the digestive tract
  3. 4. occur when rising water is pushed onto land which causes floods
  4. 6. Skin-like covering that protects the oyster’s organs
  5. 7. hoisting up something
  6. 9. measure the growth of the mollusks
  7. 11. live in shallow waters around the world
  8. 12. habitat loss decimated the oyster population
  9. 14. 85 percent of the world’s oyster reefs have disappeared
  10. 16. soft bodies are protected inside closed shells.
  11. 17. Pumps the oyster’s blood
  12. 18. Nowadays oysters are considered a this
  13. 21. protects the stuff inside of it