Plankton, Plants and Plastic Review

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Across
  1. 4. nursery ground for young fish
  2. 5. marine dinoflagellate, causes red tide
  3. 6. used to thicken foods
  4. 9. harmful algae bloom, fish kills
  5. 11. holdfast, stipe, blade
  6. 12. Thalassia testudinum
Down
  1. 1. largest genus of marine diatoms
  2. 2. blooms cause red tides
  3. 3. second most common sea grass in Florida
  4. 7. marine dinoflagellate
  5. 8. small crustacean
  6. 10. toxic, causes amnesia