How did the Red Sea get its name biology?

Answer 1

Well the water isn't red all the time but sometimes it can appear to be. It got its name from a phenomenon caused by an algae called Trichodesmium Erythraeum. When the algae blooms dies off, the blue/green color of the sea appear to be redish/brownish.

Answer 2

Its banks are very red and the people there were called the red people.

Answer 3

It got it's name because it is very salty and almost has no kind of life in it(same reason it is called the dead sea).

Answer 4

Because of organisms that live in the sea and at certain times of the year turn red