well my 4 foot tank contains a leopard sailfin pleco, 3 silver dollars and a JD! i have really good expierience with these fish, also eye biters and oscars! only latly have i been interested in other cichlids! i live in a small country town in australia and not alot to choose from round here however goin to the bigger cities open up a whole new world of cichlids! its awesome! i saw a convict, firemouth, and blue acara and fell in love with these over all the other cichlids!!! so good mix guys??????? go for it???