missing scales

Hello!! I have a new tank with a juvenile Oranda and a Ryukin. I've had the fish for about 3 weeks, and the tank has been running for about 6 weeks and everything has been perfect until a couple of days ago. I noticed the Oranda looked to be missing scales but they almost look like they're just...

Hi all, I am fairly new to the fish hobby and I have noticed that one of my Dwarf Gourami seems to have scales missing on their head. What could be causing this? I don't think they are being bullied because the tank is very peaceful (2 x dwarf gourami, 2 x albino corydora, 6 x neon tetra, 6 x...

Hi! I recently purchased 4 Dwarf Gouramis (1 by accident and will be going to a friend's tank soon if all goes well), but I noticed that (only today in the evening have they first appeared) spots where the scales of the gourami is missing! Only my powder blue has this strange affliction. And no...