Originally Posted by SetterGuy
I’ve got some red or orange algae floating on the pond. Any idea if it’s harmful like the blue green? I’ll get a pic. But we want to swim, and I’m not sure about this orange algae.
Thx

Only way I know to tell is to have it tested. Some types can be harmful to humans.

Perhaps one of the experts will respond and let you know if there is another way to tell.

My bloom is slowly dying now, I ended up not treating it. I checked Dissolved Oxygen each morning before daylight and it never dropped below 6.5.
Secchi disc visibility is up to 25 inches now.


2 Acre, Completed July 2022, CC,BG, Sept. 2022, LMB June 2023, GSF, YBH invasion in 2022. BG, CNBG, RES, 2025, TP seasonal.