bubble ID

tylerdj

New member
I have a silverish round bubble that grows on lr.Is it good or bad if it is bad how do you get rid of it.
 
i have seen the round green bubble algae look silver or black, but a pic would do great, my 2nd guess would be a air bubble but thats too obvious
 
Here is the picture.

114902PICT0703.JPG
 
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