Bderick67;4981426; said:How long has it been in the 180g tank?
Bderick67;4981525; said:May have to be something that just takes time to grow out of. Adding floating plants can help the aro feel more secure. Also bright colors such as red orange and yellow will often freak out arowana. As far as ping pong balls go, they will do nothing to ease the arowana's nerves nor will they prevent or correct drop eye.