Not to be mean oscarski but both of your oscars have HITH. Just because they can l surive -ish in a 55 doesn't make it right.oscarski;1991212; said:Mine have been in a 47G tall for at least a year, yeah I know it's small and they were a tad stressed but they grew to 12" fine. I got them a 65G long tank and now they're perfectly happy. But everyone recommends at least a 125G which I don't agree with. Yes they'd be happy to have all that space but it doesn't hurt them to be in a 65G.
It actually takes alot of work to keep them healthy in a smaller tank. IE lots of w/c