blister

My beta fish has developed a blister looking bump on his face recently and it’s gotten bigger and bigger does anyone happen to recognize it? I can take more photos if needed it’s just hard to get a picture of him because he’s usually sitting on top of the heater or in his castle. I’ve given him...

So I noticed a white spot on by betta's tail fin right up next to his body. It almost looks like a blister or a whithead. Only just noticed it in the past day or two and see no others on him. I dont think it looks like ich, but I'm no expert. Can anyone tell me what this might be? I got this...

My fish suddenly (seemingly overnight) developed a red sore / blister on his anal fin. I'm having a difficult time remedying this and can't seem to find any solid information on the internet about this problem. If you have any experience with this problem please let me know. I appreciate any...

I got my betta around november last year and he's been fine up until a few months ago the scales on the left side of his head started to become discolored and now he has this huge protruding whitish thing that sort of looks like a blister? on his head right there. i'm really stumped as to what...