As we saw in fall 2023, there are Cyanobacteria (“blue-green algae”) aggregating in “scums” on the lake surface in sheltered locations. Cyanobacteria can appear bright green like the first photo (October 2023), or a more muted color like the second photo (October 2024). They look like pollen on the water surface. If you see surface scums near your dock, please let the WLA know. From samples collected on October 2, 2024, we know that these scums are producing the toxin
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