"freshwater" is correct and usable in written English.
You can use it to refer to water that does not contain salt or other minerals, or to describe something recently made or harvested. For example, "This lake is full of freshwater fish."
The river is bigger in volume than its six nearest rivals combined and discharges into the ocean about 20% of the total freshwater of all the rivers in the world.
Although he thinks he has "cornered the market" in hard-won underwater shots of freshwater fish (which earn income every time conservation charities need an image), it was his chance picture of a Jack Russell pinning its puppy against a wall that went viral.
But everyone agrees that amphibians are especially vulnerable given that most spend a part of their life in freshwater and another part on land.
As a disease that only affects specific populations living and working near water with freshwater snails, schistosomiasis requires precise mapping of endemic areas.
The report stated the wastewater discharge is potentially impairing the reproduction of sensitive invertebrate and algal species, including a species of water flea and freshwater green algae.
If you fancy experiencing freshwater cenotes, or mangroves, they're just a stone's throw from the coast.
He specialised in underwater photography because there was less competition, and raised £3,500 via Kickstarter to photograph every freshwater fish in Britain.
Saltwater fish don't swim through the Panama Canal because it traverses Lago Gatún, a freshwater lake.
The gas industry, for example, uses several million gallons of freshwater when "fracking" a well, and the water is not recycled for drinking, thanks to the additives that are used.
A century ago Wular and its surrounding marshes covered more than 217 square kilometres (84 square miles), making it one of Asia's larger freshwater lakes.
Concentrated seawater is left at the bottom of the chambers, and freshwater vapour condenses above.
