Simply so, why is Lake Tekapo so blue?
It's a beautiful turquoise blue is a product of the surrounding glaciers. The glaciers in the headwaters of Lake Tekapo grind rocks into a fine dust on their journey down towards the lake. The resulting particulate, called “rock flour,” is suspended in the water and causes the magnificent turquoise.
Also, why are New Zealand rivers so blue? More New Zealand RiversThese rrivers often have a strange light blue colour, due to the glaciated eroded particles of rock suspended in the water. These particles reflect sunlight and the result is a milky blue colour in the water.
Accordingly, why are some lakes so blue?
Blue water lakes contain low concentrations of algae and other substances, resulting in high clarity and a deep blue color. Water molecules absorb longer, visible wavelengths (e.g. red light, 600-700 nm) while shorter, blue wavelengths (< 500 nm) pass deeper into the water column.
Can you swim in blue lake NZ?
Located in beautiful Nelson Lakes National Park in New Zealand, Blue Lake has a recorded visibility of up to 80 meters, which is more than 260 feet. That makes it as clear as distilled water. As you look at the pictures you will want to travel to its location and take a swim in its pristine waters, but you can't.
