ID and how do I get rid of it please

[sp1187]

blows off like cotton with a baster.
low light areas only.
CUC and herbivore fish do not eat it.

 

[Auquanut]

Looks like it could be bacterial.

 

[sp1187]

Looks like it could be bacterial.

so the UV I'm putting in should correct that.

 

[Auquanut]

so the UV I'm putting in should correct that.

Only what's in the water column. You'll have to get what's on the rock off.