The cyanobacteria was discovered last week along Lady Bird Lake, according to Austin's Watershed Protection Department.

Blue-green algae, which can produce toxins, have been spotted in Lake Monroe and Lake George, and the Florida Department of Health in Volusia County is warning people to take precautions.

The Florida Department of Health in Seminole County (DOH-Seminole) cautions the public about the presence of blue-green algae ...

Blue-green algae has been detected in Lough Neagh for the first time in 2025, the Northern Ireland Environment Agency (NIEA) ...

also called blue-green algae, produce toxins. According to the city of Austin, Lady Bird Lake experienced a harmful algal bloom in 2019, which sickened and killed several dogs. There have been ...

Blue-green algae has been detected in Lough Neagh for the first time in 2025, the Northern Ireland Environment Agency (NIEA) ...

The presence of blue-green algae in Martray Lough near Ballygawley is "disheartening", the Department for Agriculture, ...

Blue-green algae has been detected in Lough Neagh for the first time this year, according to the Department of Agriculture, ...

In the waters off Iwo Jima, a volcanic island in Japan’s Satsuma archipelago, the sea has a distinct green tint. It’s not ...

Water testing is underway for Lake Monroe and Lake George, and the Florida Department of Health is advising people to take precautions.

SANFORD, Fla. — The Florida Department of Health in Seminole County (DOH-Seminole) cautions the public about the presence of blue-green algae in Lake Jesup. With water sample testing underway ...