"The algae often looks like bright, bluish-green or white paint on the water’s surface", sounds familiar. Would be interesting to see if it was a cumulative buildup, if there was a specific trigger, and whether it can spread via watercraft to other bodies of water.
http://www.state.nj.us/dep/wms/bfbm/...tSheet2015.pdf
http://www.state.nj.us/dep/wms/bfbm/lakes.html
bet it wouldn't slow a snakehead down!
