Harmful Algal Bloom Signs
If you're spending time on waterways this weekend, remember to stay away from algae. Certain types produce toxins that can make people & animals sick. One sign that the blue-green algae has become a Harmful Algal Bloom (HAB) is shape.
More info on HABs: https://water.ca.gov/What-We-Do/Recreation/Algal-Blooms