On a lake, it can look like pea soup, a green mat or blue or green paint. It might also look purplish or pink. No matter the color, it’s cyanobacteria, and it's toxic. While typically a late summer ...

Benthic algae mats often appear attached to the floor of a waterway or floating in water in clumps. The bacteria were also reportedly seen earlier this week. Earlier this week, Clark County Public ...

Earlier this summer, Anais Felt took her dog, Cora, to a popular swimming spot in Lake Tahoe. After seeing other dog owners let their dogs swim at the lake, she thought the water was safe. However, ...