skin infections

I bought a baby clown almost 2 weeks ago, the first week was all fine no marks on the skin but during the following weeks I found a white and transparent mark on one side of the body. No other fish attacking, and eat well. Also no sign of clamping fins. Just wanting to know what is this thing...

Just got this purple tang from a local hobbyist He says tang is 2 years old . Tang has skin issues . Looking for help diagnosis and if I can put it in main tank with other fish

Wassup Reefers, Need some help with a disease ID. I got a citron clown goby for my 40cube a few weeks ago. A handful of days after I introduced him to the reef appetite and behavior seemed normal but I noticed a few white specks on just his fins. The next day his fins were clean/clear of specks...

I woke up and saw my little goby has a bad infection in the face/jaw area. I have her in quarantin and have started her on antibiotics. This however is my first sick fish and want any advice I can get. I am trying to feed her little pieces of brine shrimp but will not eat, I imagine there is...

Purchased this yellow eye kole tang a couple days ago. No signs of stress/distress and eating well. He's in a 6-ft long, 150-gallon tank with some rocks, RTBA, and a few soft corals, as well as a blue hippo tang, two clownfish, a sand sifting goby, and a flame shrimp. Wondering if he's scratched...

I think my Helfrich’s firefish could have a fungal infection. There is some discoloration on one side of the body, and there seems to be a swollen whitish area at the base of the tail. Additionally, the tail itself is losing some of its yellow color. The tail was bitten quite badly by another...