i have a synodontis multipuntatus and 2 pictus cats and a 4 line pimolodella and an upside down cat in my 125 also have a few botias....2 tigers an angelicus botia, skunk botia and a red tailed botia....i kinda went overkill with the bottom feeders....in my 55 i just have a synodontis petricola and 2 xenos to scrounge the bottom