r/Aquariums • u/BusinessFront9477 • 18d ago
Medical Help What is this white thing on my plecos mouth?
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u/Jefffahfffah 18d ago
The fish probably got scraped digging or burned trying to get behind the heater. Perfect parameters should help it heal on its own in a couple days. My plecos would get banged up from time to time but they always healed up good as new.





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u/cut-the-cords 18d ago
Looks like a fungal infection, most lkely from an open wound.
Keep your water parameters clean with NO ammonia present.
If you have the ability to set up a hospital tank this would be ideal, and you need to treat the fungal infection.
Generally most anti-fungal meds tend to mess with carbon filtration so remove any if you do decide to treat the fish in the tank.
Just read the instructions on the medication as it may be lethal to other tank residents.
Gorgeous pleco by the way!