[I run a sump on my 55 gal. and do not run one on my 29. The 29 gal has been more stable and easy to deal with then my 55.] said:[That's interesting. As soon as I added a sump & refugium to my 29g, life got so much easier! My 55g is set up similarly, and acts about the same.
I think it may have to do with what types of creatures each tank contains perhaps.]