Aquatic Ecosystems

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Across
  1. 3. fresh meets salty
  2. 5. rivers keep coming
  3. 7. high levels of salt
  4. 8. deep, deep in darkness
  5. 9. high tides and low tides
  6. 10. one direction
  7. 12. vary in size
  8. 14. soil as a filter
Down
  1. 1. shines bright for photosynthesis
  2. 2. only 3% of water in the world
  3. 4. shallow with sunlight
  4. 6. water ecosystem
  5. 11. living interacting with environment
  6. 13. surface of the sea floor