2nd opinion wanted on nuisance growth (as viewed under magnification)

[jostafew]

Originally Posted by hink

Best guess from the first picture is Dinoflagellates brown stringy can be slimy. If I remember right I wiped it out by going dark on the tank for 6 days.

I've dealt with Dinos before as well, but that time they were lighter color and kind of snotty on everything. I did a 10 day blackout in the tank to get rid of them that time. This is a different beast, though it may be another variety of Dino.