There was one reported cyanobacteria bloom on Lake Winnipesaukee, and a cyanobacteria warning remained in effect on Huntress Pond in Barnstead, heading into the weekend.

Health officials in Massachusetts are spreading the word about harmful blooms of cyanobacteria, also known as blue-green ...

Cyanobacteria, or blue-green algae, can be toxic and at times deadly to humans. Finland's cyanobacteria, or blue-green algae, ...

SANDPOINT, Idaho -- A public health advisory has been issued for the Chuck Slough in Sandpoint due to harmful algal blooms.

One ongoing closure is in Concord, at Walden Pond State Reservation. The closure will continue for the summer as construction ...

A wave of mysterious dog deaths in Venice, Calif., is causing concern for locals in the popular Los Angeles County beach town ...

And, while that’s causing headaches (literally) for some, it's providing ample opportunity for researchers studying the algal ...

Waters in Plymouth and Brookline tested positive for toxic blue-green algae blooms that can make people and pets sick.

Due to increasing occurrences of toxic cyanobacterial blooms, the Chilmark Pond Foundation (CPF) recently launched an LG ...

TORONTO - A study of dozens of Canadian lakes suggests global warming is the major driver of surging algae levels, raising questions about the health of a sizable chunk of ...

A summer streak of swimming advisories at Hampton Beach has beachgoers asking: What’s going on with the elevated bacteria levels?

The Wyoming Department of Health has issued a bloom advisory for Sloans Lake in Cheyenne, warning residents about the ...