I have a 50 gallon community tank with 4 jumbo neon tetra, 3 black neon tetra, 3 black mollies, 2 silver mollies, 1 dalmation molly, 2 swordtails, 5 harlequin rasbora, and 2 Buenos Aires tetra. I was interested in getting a single bala shark. I have been trying to read up on their compatibility, but...