Good value and concerned post. Almost all of these fish are food in their native areas. Also, great fertilizer! You could have quite a business here selectively re-homing the more interesting, colourful, and great conformation ones and the rest? Well, management is the key.
Florida has been talking about this since I've been in school in the sixties. I'm surprised there isn't an environmental movement really large down there focusing on local water issues.
Disneyland could and should be one of your corporate sponsors. After all, they took over a good portion of the swamp for their cash flow needs and could fund the whole project, not to mention the press coverage. If I were based down there I'd talk to Mickey Mouse! (seriously)