Freshwater jellyfish have quietly spread through lakes and reservoirs around the world, yet most people still mistake them ...

Freshwater and saltwater salmon have several key differences you should know about so you can buy the right kind for your ...

WASHINGTON (AP) — Nearly a quarter of animals living in rivers, lakes and other freshwater sources are threatened with extinction, according to new research published Wednesday. "Huge rivers like the ...

A scientific study reveals how tiny water fleas detect chemical signals from predators and adapt their bodies to survive.

A new study published in the journal People and Nature reveals a significant gap in public awareness regarding one of the world's most widespread invasive species: the freshwater jellyfish ...

The newly confirmed reservoir stretches from offshore New Jersey to Maine and may contain enough water to supply New York City for roughly 800 years.

From Kenya's Tree of Life to a Svalbard glacier, these stunning photos are taken from a new book by Yann Arthus-Bertrand, ...

Freshwater ecosystems cover less than 1% of Earth’s surface, but are vital for life on this planet. New research reveals that damage to these environments is pushing freshwater animals to the edge of ...

Researchers using cutting-edge environmental DNA (eDNA) technology have uncovered far greater biodiversity in eastern Ontario waterways than traditional monitoring methods detected over more than a ...

Freshwater mussels are returning to Pennsylvania after centuries of decline. Pennsylvania is included in a new federal critical habitat for four endangered species.