Adding more fish to quarantine tank

AdamsB · #1 09-16-2013, 02:39 PM

Quote:

Originally Posted by Aquattro

No, in a filterless QT, NH3 can build up in less than a day. Weekly water changes often aren't enough. As for HOB filters, they can also be HOF or HOS, you don't need to put it on the back. At this point there's no point, unless you have a piece of mature filter media. It's a good practice to keep a foam block in your sump for times that you need it.

But what does a filter do that my live rock doesn't?

Aquattro · #2 09-16-2013, 02:41 PM

Quote:

Originally Posted by AdamsB

But what does a filter do that my live rock doesn't?

Circulates water more efficiently through the media. Given the lack of filter, a fair amount of smaller pieces of rock (~10 pounds) would suffice. So if you have a single piece, I'd probably break it up to increase surface area.