rotting

Help, I just completed a 3 day blackout and the coral has turned black! Is it gonna rot and die?!?

Hi all, Attached are photos of my giant mushroom toadstool (that I've had for 4 years) seemingly spontaneously dying? Parameters are all in check. It started sluffing off skin, now a hole has "rotted" as you can see in the photo. When I move it and pull the flesh off it definitely has a...

This is the current state of one side of my poor trachy. I got him about 2 weeks ago and on the day after successfully acclimating, inflated like a balloon, ever since though he's been pretty tight to his skeleton, and now it's gotten so bad I think I can see skeleton and I'm seeking help. I've...

Hi everybody, hope everybody’s tank doing well. I got a blonde naso tang from LFS yesterday. The fish was completely looking fine about fins. I checked him in my acclimating box in my DP. All was clear.. however, just a day after in the morning I saw left swimming fin has smth like rot...

Good morning. A new frag to me of two days has disintegrated approximately 60% of its flesh. From the moment it arrived it did not open, and today I flushed out a rotting mess. I consider this to be part of the trade off of buying frags, but still disappointed that it is not doing well. BUT...