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Encrusted Polyps: Polyps turning black! help!!

3K views 1 reply 1 participant last post by  ThalesthePearsei 
#1 ·
My encrusted polyps are turning black, not the encrusting but the actual polyp. One day it was one, and now it is several. What the heck is going on!? My parameters are great.
Sorry for the crap pictures, it was hard to get a decent shot.
 
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