APES: Chapter 6: Aquatic Life Zones Crossword Puzzle

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Across
  1. 1. lake with a moderate level of plant nutrients.
  2. 3. lake with a large supply of plant nutrients.
  3. 7. warm nutrient rich shallow part of the ocean that extends from high tide to the edge of the continental shelf.
  4. 8. measure of how cloudy water is.
  5. 9. lake with a low supply of plant nutrients.
  6. 11. over nourishment of aquatic ecosystems with plant nutrients from humans.
  7. 15. strongly swimming organisms found in aqautic systems.
  8. 16. small plant and animal organisms that float in aquatic systems.
  9. 20. oceans and bays, estuaries, coastal wetlands, shorelines and coral reefs.
  10. 21. an area at the mouth of a river built up by deposited sediments.
  11. 22. lies beyond the continental drift, the open ocean.
  12. 23. partially enclosed coastal area at the mouth of a river where freshwater mixes with salt water.
  13. 24. area of shoreline between low and high
Down
  1. 2. increasing levels of acid in the world's oceans due to too much CO2 released into the atmosphere.
  2. 4. organisms that digest parts of dead organisms, breaking down nutrients.
  3. 5. land along the coastline inland from an estuary that is covered with saltwater all or part of the year.
  4. 6. freshwater from precipitation that flows on the surface of the earth.
  5. 10. land away from the coast that is covered all or part of the time with freshwater.
  6. 12. marine and freshwater portions of the biosphere.
  7. 13. bottom dwelling organisms.
  8. 14. movement of nutrient rich bottom water to the ocean's surface.
  9. 17. land area that delivers water, sediment, and dissolved substance via small streams.
  10. 18. periodic flow of water on and off the shores produced by the gravitational pull of the moon.
  11. 19. water that contains less than 1% salt by volume, accumulates or flows of the surface of terrestrial biomes.