OK, i have heard the refugium metioned a lot of times in these threads. What exatly are they, and what parts would i need to set one up?? Oh, and would you recomend having one?
Its a little tank, sometimes hung on the back of a tank, or under the tank like a sump. They can be for different reasons, Pod population (if you have a manderin) or nutrient export. You need a small tank with a bulk head, overflow (unless you have a drilled tank) pump, light.
Feduke