ich management

Currently doing water changes out of the sump in my Reefer350. Standard sump size, and I do about 5-10 gallons at a time. Sometimes larger if I get a day or two behind. I've noticed that my fish show signs of stress after every change. I see ich flareups and sometimes even really labored...

I recently got my Cowfish 2 weeks ago. I put this little guy in my 40 gallon and planning to upgrade my tank soon. Does my Cowfish have ich? What do I do? do I have to quarantine or can I put treatment in my current fish only tank. In tank: 2 clownfish, one cleaning shrimp, 2 firefish, 2...

There is a lot of discussion in various threads about QT vs CI management. Please take this poll - you may choose as many choices as you like. Feel free to discuss in the comments....