cschnurr
07-06-2006, 12:50 AM
Last weekend, I brushed the coping and walls above the waterline.
In a couple spots I noticed some miniscule yellowish brown deposits on the coping. When I brushed them off, they dissolved fairly easily and the colour was very intense like I would expect from a dye.
Is this mustard algae?
In a couple spots I noticed some miniscule yellowish brown deposits on the coping. When I brushed them off, they dissolved fairly easily and the colour was very intense like I would expect from a dye.
Is this mustard algae?