<a href=showthread.php?s=&postid=7227371#post7227371 target=_blank>Originally posted</a> by kypatriot
I get the same junk in waves - it will all go away for a couple months and then come back with a vengence. It's coming back now, and I've been fighting it by trying to vacuum it off with water changes - only slightly effective.
I'd like to know what it is too. Cyanobacteria? Diatom algae?