tropical fish emergency

Can anyone tell me what these growth looking things in my tank are?

Hi there, This fish has had problems starting from a couple days ago (please view my last threads) This red splotch has appeared today and I am becoming increasingly concerned. Does any one know what the issue may be?

Neontetra seems to be isolated in a corner. Whitish substance in his mouth and having spasms like movement.

Hi, this thread is going to be really long if I use full sentences so I'm just going to make a list of everything that's been going wrong with my white cloud minnow. I am a rookie fish owner so I don't really know what is going on, nor do I know how to help him. - pH level is at 6.5-7ish -don't...

i tried a salt bath for him last night for a half hour with not even 1/4th of a teaspoon in a one gallon tank and I think he looks a little better but it’s hard to tell, he is eating now though. I was wondering if I try this again and how often I should be doing this because I know it’s hard on...