i finall got my 1st arowana. i was at my lfs and i saw them on te coner of m eye!! they were about 2 inches long for only $5 each!!! i brought 2 of them. i put them in with my piranhas and oscars. with a divider of course!!! they got like 1/4 of the tank. 175 gal. how can i make them grow fast?? i will post pics when i get the chance, most like later on today!!!