Water Quality / Estuaries

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Across
  1. 1. Plants and animals that are used to indicate the health of an ecosystem
  2. 5. Estuaries act as a sponge in that they ___ out pollutants
  3. 6. Salt water is also known as a ____ environment
  4. 7. A substance iwth a pH of exactly 7 (pure water)
  5. 10. Dominant plant / species in tropical estuaries
  6. 12. essential plant nutrients for growth; found in fertilizers and waste
  7. 16. Pollution that comes from many places such as storm water runoff
  8. 17. A body of water with a salinity less than 5 ppt (parts per thousand)
  9. 18. Type of estuary characterized by cordgrass
  10. 19. how hot or cold something is
  11. 21. clarity or cloudiness of the water -- high amount is bad
  12. 22. scale of 0-14 measuring how acidic or basic something is
  13. 24. Bioindicators must be ____ to its environment
  14. 26. Process of too many nutrients causing an algae boom that decompose and deplete oxygen
  15. 27. Physical Chemical and Biological indicators that indicate the health of an aquatic ecosystem
Down
  1. 2. Warm water holds less, cold water holds more -- aquatic organisms need it to breath
  2. 3. Measure of the salt concentration in a body of water
  3. 4. Largest estuary in NC, second largest in the US
  4. 8. A body of water that is a mix of fresh and salt water; salinity is 5-30ppt
  5. 9. Estuaries function as a ___ ___ against erosion, flooding, storm surge, and wave action
  6. 11. A substance with a pH greater than 7
  7. 13. Pollution that comes from a single identifiable place such as a factory pipe or sewage outfall
  8. 14. To take care of the environment; citizens and governments responsibility
  9. 15. Estuaries serve as a ____ or safe haven for many juvenile fish and shellfish
  10. 20. water that is safe enough to drink
  11. 23. A partially enclosed body of water that is a mix of fresh and salt water
  12. 25. A substance with a pH of less than 7