Toxic algae off the coast of Southern California is killing or sickening hundreds of sea lions, dolphins and seabirds, while ...

In the vibrant yet fragile waters of the Gulf of Oman, spectacular phytoplankton blooms – visible even from space – unfold in ...

Though phytoplankton give the Hudson River a potentially unappealing greenish color, their presence indicates a healthy ...

SeaWorld San Diego says it is getting up to 100 calls and emails a day from people reporting seeing sick animals ...

Clean and safe lake water is an important part of the Finnish identity. In recent decades, interest in the condition of lake ...

These are the questions that NOAA was supporting,” said Bianchi. Researchers have also learned that the plankton blooms — both poisonous and benign — tend to coincide with upwelling events ...

SeaWorld San Diego says rescuers are currently treating nine sea lions that were poisoned with domoic acid; one of the marine ...

Winter brought a colder and icier season to the Great Lakes, especially Lake Erie, which saw a near-complete ice cover in ...