I am unfamilar with the terms in this subject, but I'll try anyway. When you have a sump/refugium underneath your tank, is there a relationship to the size of the tank and the size of the sump? Ex. 50 gallon tank = ? sump. Thanks.
I have recently came into possesion of a 20 gallon long tank. I am interested in getting in to the saltwater stuff. I have seen some tanks on the net that have done it with a twenty gallon. I done a lot of reading and now am confused by all the options. If you guys could give me a couple of...