Hawaii's ocean water is nutrient deficient. This is common in tropical areas with warm surface water temperatures. A lack of nutrients means there are fewer phytoplankton and algae in Hawaii's water, which makes it more blue.
Why are tropical beaches so blue?
The oceans are blue not due to the presence or lack of any nutrients, but to the water absorbing the red spectrum from sunlight, allowing the 'bluish' spectrum to reflect back into our eyes. A greater depth in water will reflect a darker blue, while a shallow depth will give back a lighter blue.
Why are Hawaii beaches so blue?
Why are Indian beaches not blue?
The primary reason for not having clear blue water at Indian beaches is rivers, and the terrain on which those rivers run. You will see that all turquoise blue waters come from islands. Islands do not have rivers. Rivers bring in sediment and turbulence which keeps the sediments afloat.
Which country has the most blue beaches?
SpainThe Blue Flag badge was launched in 1987 by the International Foundation for Environmental Education. Spain has been the global leader for the nation with the most Blue Flag beaches every year since 1994. How Many Blue Flag Beaches Are There In Spain?
What is the world’s bluest ocean?
Indian OceanThe Maldives, located in the middle of the Indian Ocean, is made up of more than 1,000 coral islands and some of the bluest waters in the world.