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Find out what do the terms 'algal bloom ...

Find out what do the terms 'algal bloom ' and 'red -tides' signify .

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Excessive growth of cyanobacteria in nutrient enriched water are called algal blooms. They result in depletion of oxygen content of water causing BOD. They are oceanic blooms of mostly red coloured dinoflagellates like Gonyaulax. Red tides spread for several kilometres. in the sea.
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