fins

I have 2 male swordtails and 1 male molly in my 20 gallon tall tank right now, and for a while they were getting along fine. The bigger swordtail (1/2 inch larger than the other) would follow around the smaller one, but nothing bad was happening. Yesterday me and my girlfriend noticed that the...

Hello, I am brand new to these forums and just adopted an 8 inch Oscar. He has some unusual white bumps on his fins. The white bumps are not all over his body only on the fins. Does anyone know what these are? I am attempting to attach a photo and hope I am successful.

I've had my neon tetras for a few months and noticed recently that the two females had 'torn' or 'eaten' fins and tails, as well as some white patches on their sides which looked to me like lost scales. I just assumed that one of the others had been nibbling on them, but I've never seen that...

My betta was sick awhile ago, barely swimming. Now she's gotten better, but she still doesn't look to well. This was my attempt at a decent photo: she's got red and purple streaks in her fins. She seems rather lethargic, kind of hanging out at the bottom of the tank. when she swims, she...

I have a few questions: My Betta names Puddle used to be so active and used to swim up and down the tank, up and down, up and down. He used to also scare (not attack) the other fish quite often (I have four black phantoms) Recently he has stopped attacking and everyone seems to be getting...