Multiple choice

Which of the following is the causative agent for toxic red tides?

  1. Ceratium furca

  2. Noctiluca scintillans

  3. Neospora

  4. Frenkelia

  5. Besnoitia
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A Correct answer
Explanation

Ceratium furca blooms because of coastal eutrophication. Blooms of this species cause toxic red tides (red-brown), damage fish gills and deplete dissolved oxygen causing anoxic conditions.

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