Vocabulary Crossword Puzzle

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Across
  1. 2. shallow part of ocean above the drop-off of the continental shelf
  2. 4. zone no sunlight, no photosynthesis
  3. 5. zone no plants, farther from shore
  4. 9. zone shallow, near-shore portion of photic zone
  5. 11. measure the amount of salts dissolved in water
  6. 12. land that floods at least part of the year
  7. 13. vertical flow of cold air
Down
  1. 1. zone the very bottom of a body of water
  2. 3. zone where there is enough sunlight for photosynthesis
  3. 6. the area that is above water at low tide and under water at high tide
  4. 7. bodies of water, partly closed by land,fresh water meet ocean
  5. 8. plain near a river's course, floods periodically
  6. 10. similiar to bogs, connected to source of groundwater