Help pelco in trouble

[scandel]

Hi all I noticed something wrong with my pelco

Any able to tell me what's wrong I added a picture


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[in2cichlids]

Are they open wounds?

 

[hamster]

Looks like a burn of some kind could it be from your heater.

 

[in2cichlids]

Those 2 white spots are fungus looking tho?

 

[timbo6684]

What kinda substrate r you using? I've seen larger plecos get those sores from sand substrate.

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