Question

what is algal bloom and red tides ​

Answer 1

Hi Friend

During excess increase in the nutrients in any water body it triggers the growth of certain plankton and pyrophytes called algal bloom.

Pyrophytes like Dinoflagelletes cause red tides which make the sea appear to be red.

hope it helps

Answer 2

Algal bloom : it is defined as

A rapid growth of microscopic algae or cyanobacteria in water, often resulting in a colored scum on the surface.

It is a noun.

Red tides : it is a discoloration of seawater caused by a bloom of toxic red dinoflagellates.

It is also a noun.

Hey user if this answer helps you please mark me as

Brainliest