Hello all great site BTW and I have recently purchased a 180 gallon from someone on the site and have an itch to get into Arowana, so I have purchased 3 small Black Aro's and I will grow them and put my Favourite in the 180 with my Spotted gar, Juruense Catfish, Flagtail, Marble motoro and Hystrix looking for good info on this site so I can Properly care for my fish Great to be here talk to you all soon Thanks Bobby