I just purchased a rope fish on sale at my LFS for 12.99 ( cdn ),,,,,was that a fair price?,,,,and i only have little info on him,,,,,anyone here own one?,,,,,what can i expect with this dude,,,,ive been keeping an eye on him because he is about 9 inches long and i have some small fish in the 108 gal. with him,,,,,so far he has behaved,,,,,all imput is appreciated