(i) Red Sea – It is named Red sea because it contains a Cyanobacteria which turns the normally blue – green water a reddish one. It gets connected to the ocean without even one river meeting the sea.
(ii) Black Sea – The Black Sea was first named by the ancient greeks as in hospitable sea. The sea got this reputation because it was different to navigate and hostile tribes inhabited its shores. After the successful development of the coast by the Greek colonists, the sea was named hospitable sea.
(iii) Dead Sea – The Dead Sea is roughly 8.6 times saltier than the ocean. This salinity makes for a harsh environment in which animals cannot flourish.
