Skimmer bowl picks up all sort of pool scum.Around the skimmer bowl.
Stuff I’ve gotten in the same place was brownish/black then later grey and I thought it was said here that it was algae? (Not green or yellow)
No idea, that's a question for troublefreelaundrydotcom.Can I scrub it with a Lc/water solution without bleaching it?
feeling a bit better hearing that .I get that sometimes too when I open the cover.