ill

Hi all, Recently I’ve become concerned for my leather toadstool coral. It has been in my established tank for 2 weeks without issue. It began to look wrinkly and mucous-y a few days ago. I figured it was shedding. Then I had a new diatom outburst in my tank. I’ve managing the outburst, but now...

I had watched a short documentary on Typhoid Mary and how she passed the disease on to so many others without being affected at all. So I was wondering if the same thing could happen with fish. For example: quarantine a fish for 2 months, no symptoms, but then when you add that fish to your...