Quote:
Originally Posted by daddy01
Hi,
I am thinking myself whether to add sump, I only have a 25G tank, and can't (dont't know the difference) between sump and refugium(?)
Jim
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I refugium is a place for things to find refuge like macro algae (if you have herbiverous fish) and pods. It can be part of your sump or a separate tank that is still plumbed into the main tank.