here's an article that should be prerequisite for shark keeping. I do think WWM plays things conservatively, but this is pretty accurate IMO.
http://www.wetwebmedia.com/sharks.htm
you can skip to about halfway down, past the classification if you don't feel like reading about all the bad species choices.
http://www.wetwebmedia.com/sharks.htm
you can skip to about halfway down, past the classification if you don't feel like reading about all the bad species choices.