Hi guys,
Any ideas what this could be going on with my swordtail? She has a white spot under the scales just behind her head. Looks like the scales in that area are coming loose.
Water: 0 Nh4, 0 No2, 5-10 No3, KH 6-7, GH 12, PH 7.5, Temp: 78F
Tank: 33G, 30% water change every week
Filtration...