1- Type of fish affected: Male German Blue Ram. Looks like a zit on the chin of my GBR, could be nothing, but thought I'd ask. Pictures are attached
2- My Water Parameters tested with API Master Kit: 6 dgH, Ammonia- 0ppm, NitrAtes- 5-10 ppm, NitrItes - 0ppm, pH: 7.4, Temp: 85 F due to hot...