I have had a huma trigger for about 4.5 years. He was about 3.5" when I bought him, and he is now about 6". When I first got him, he was in a 45g breeder tank (36"x18"). About 3 years ago, he was moved to a 90g, where he remains today. He is in the tank along with 5" spiny box, 4" sailfin...