Aquatic Ecosystems

12345678910111213
Across
  1. 2. surface of sea floor
  2. 9. only 3% of water
  3. 11. high tide and low tide
  4. 12. title of notes
  5. 13. shallow plus sunlight
Down
  1. 1. living interacting with environment
  2. 3. fresh meets salty
  3. 4. vary in size
  4. 5. deep, deep, down
  5. 6. high levels of salt
  6. 7. shines bright for photosynthesis
  7. 8. soil as a filter
  8. 10. flows in one direction