I've got 2 in my 77gal and wouldn't put them in anything smaller. Like soulfish says they get quite large, and as I'm finding, grow quite quickly. Extremely cool fish though by the way  .
__________________ 5gal : Planted and cycling. 10gal : 2 Harlequin Rasbora's, 3 White Cloud Minnows, 1 Common Pleco, 2 Fathead Minnows, assorted plants 34gal : 6 Black Skirt Tetra's, 4 Tiger Barbs(3 Albino), 4 Red-tailed Green Cory's, 3 Silver Mollies, 1 Bristlenose Pleco, 1 Bumblebee Catfish, 1 Crayfish, assorted plants 77gal : Brackish tank, 3 Colombian Sharks, 5 Knight Gobies, 2 Archerfish |