Ok, as some of you know, im getting a 180 gallon aquarium very soon and here are my plans for stalking it. I want to know if all these fish are compatilble. 1 silver arowana, i kniw the tank wont work with him for life, 1 blacj ghost knife fish, 5 angelfish, 4 silver dollars, 3 clown loach, 1 rainbow shark, and an african knife fish! Will it work?