Have you heard about MD's new product Pisces Minimus? It has some sort of inhibitors which prevent fish from growing. I'm thinking about getting in on this.
http://marinedepot.us1.list-manage....7b05daafe750581a5c&id=9da30b320a&e=9f4bd326d3
http://marinedepot.us1.list-manage....7b05daafe750581a5c&id=9da30b320a&e=9f4bd326d3