Yes that is what a plankton bloom is (generic term). See this thread and Bill's comments. It should help but how long it lasts is a guess. Depends on many things like type of plankton species , water temps , weather etc. Good thing is its happening and the fish are gonna eat.

Plankton types thread

http://forums.pondboss.com/ubbthreads.php?ubb=showflat&Number=320793&page=1

Last edited by ewest; 10/15/16 01:46 PM.