The BriefPolk County health officials are warning that toxic blue-green algae may be present in three lakes.The Department of ...

Blue-green algae, scientifically known as cyanobacteria, are naturally occurring but can produce dangerous toxins under certain conditions, according to the Centers for Disease Control and Prevention.

Blue-green algae are microscopic organisms that naturally occur in Connecticut’s lakes, ponds and rivers. When they interact with hot temperatures, sunlight and high nutrient levels, it causes the ...

Marine rescuers in North Carolina said they removed more than 1.5 pounds of barnacles and other organisms from a stranded green sea turtle.

LAKE WINNEBAGO (WLUK) -- Summer’s here and so is the algae on Lake Winnebago. The Winnebago County Health Department is warning of blue-green algae. It can make people and pets sick.

Two Denver area lakes are closed indefinitely after health officials found toxic levels of blue-green algae in the water.

Big Soda Lake in Lakewood is closed to swimmers for the foreseeable future due to harmful levels of blue-green algae. The city of Lakewood, in a Monday afternoon news release, said staff will ...

The Minneapolis Park Board said the latest sample taken from the lake's main beach revealed exceeding levels of Microcystin, a toxin produced by blue-green algae.

The city of Austin is beginning its program in June to treat Lady Bird Lake for toxic blue-green algae blooms.