I don't know if I'd go so far as to call him disreputable. Inventive, yes (think respectocons, lol).
Beyond that, you have to give the guy credit for volunteering his time.
However, I don't know that he has the background to do much more than they are right now. Typically, you'll see public aquariums participate in research projects, maintain endangered species and coordinate same with other aquariums, and be able to diagnose and treat any number of diseases that might afflict the numerous different species an aquarium.