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Joseph9203
Devon107
Try to examine the dascillus very carefully... possibly a crypt.
Robert1845
Right now it has turned black again and there are no clearly defined white specks. The behavior is normal. I don't understand what that was.
Paul
carefully
Cindy
Maybe one of the neighbors gave him a beating...
Monica
And a couple of photos would be helpful to avoid guessing. Also, please provide more details about your aquarium's volume, the number of fish, and their types.
Randy
No need for a photo. CRYPT.
Dawn6148
Is the medical book ready?
Ryan7682
Not yet. I will try replacing the water and using a UV sterilizer.
Leah
cheered up.
Turn on the UV and wait. Why the substitutions? They are not needed here.