Looks like something is eating off the slime . Could be the kissing gourami Or any other tankmate.I am not sure what happened but I just looked at my tank and found my endli has white spots on BOTH sides of his body it doesn’t look that white in the picture buts it’s literally paper white I don’t know what happened I been doing the same thing I have for two years someone please help
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Yeah, I agree about the kissing gourami since they are more filter feeders, so it's either due to aggression (yeah KG can be real holes) or it's looking for something to eat.Looks like something is eating off the slime . Could be the kissing gourami Or any other tankmate.