white spot in eye

I recently noticed a white spot on my bettas eye,it’s just one eye though his other one is alright thankfully.There’s also a small white dot on his tail. I’ve had him for a few months now and he’s been pretty healthy.He’s still active and moves around his tank a lot,I’ll change the water today...

Hello,  I'm new here, and I'm fairly sure this is the correct forum to post in, I apologise if it is not. I have also never had white spot in any of my tanks before and I am quite worried about the whole situation.   Okay, about a week ago I noticed a few white spots on one of my platys after a...