receeding

I have been losing some coral now (mainly sps) since September 2022. Everything was growing great up until around September when a favia that had been growing really well suddenly just disintegrated over a week. Ever since I've lost 2 Monti caps, digis, seriatopora, pavona. Tissue receding on...

Hi All. I have been having some issues with my 120 gallon reef. Current corals are Blastos, Acans, Scolys, Trachys, Lobos, Flower Rock Nem, Torches (And Hammers that died) I know that I have had some issues with nutrients (Big Spike) but it was been a ton better as you can see below. Current...

Hi, I have been having troubles with my frogspawn. I was hoping to grow a big colony but the heads on some frags seem to be receeding. The tentacles barely extend and stay very short. However my hammer coral is doing very well and extends well too. This is in my low tech nano tank. I am good...