1~What type of fish is afflicted? Angel
2~What are your tank parameters (ammonia, nitrites, nitrates, temp, pH)? Ammonia/Nitrite = 0. Nitrate barely reading.
3~ How large is the tank? How long has the tank been set up? 29 gal, setup for about 3 years.
4~What type of filtration are you using? Was an Eclipse system. Now it's an AC70. Just installed this evening.
5~How many fish are in the tank? What kinds of fish are they and what are their current sizes? The Angel and a Candy Stripe Pleco. The pleco is approximately 2 1/2 inches in size. The Angel size can be seen in the photos.
6~When is the last time you did a water change and vacuum the gravel? How often do you do this? How much water do you remove at a time? Yesterday. 75% weekly pcw.
7~How long have you had the fish? If the fish is new, how did you acclimate it/them? About a year or so.
8~Have you added anything new to the tank--decor, new dechlorinator, new substrate, etc.? Yes, but not before the growth has occured. Today put in a new light strip, hood, filter, heater, and pump
9~What kind of food have you been feeding your fish, have you changed their diet recently? NLS Community Pellets
What is the growth on my Angels mouth? My husband thinks it could be from her smashing her face against the glass. She does it all the time when trying to get our attention. It's on the tip of her mouth, as seen in the photos. It's been growing for about a year or so.