What is a fuge

[lost_snow]

Im getting some copepods and i keep readding about a fuge, what is that? And is it that hard to add to a tank?

 

[lost_snow]

please anyone? I need to know so i know what im looking at when i go get the copepods

 

[myrtle beach]

a smaller tank that has algae and pods in it, excellent for biological filtration.