On a windless morning the lake was covered with a layer of pollen. With grasses, trees, and wild flowers in bloom pollen is everywhere but nothing I have found demonstrates the magnitude of it better than the calm waters of a lake. Crossing the lake, the boat left a trail of clear waters through the scum covered water. As the day progressed a light wind from the east pushed the pollen to the western shoreline.
As can be seen here the pollen gathered around any obstruction.
An even closer view