So I recently noticed some acro losing tissue but still having pe. Some affected and others not. Nothing in tank changed and had no major swings, so I thought it may have been too much PO4 and or maybe my salt mix. I fragged a piece of the coral that was affected and found a couple flat worms. Here is what my dip buckets look like after the dip. Keep in mind I only have two colonies and a couple frags of acro...