Just read about the Sarasota Shark Tournament... they kill the sharks and may even kill a few tarpon for CHUM. Thought this sort of thing didn't happen anymore.
http://flaflyfish.com/2009/10/20/sarasota-shark-tournament-kills-sharks-tarpon/
http://flaflyfish.com/2009/10/20/sarasota-shark-tournament-kills-sharks-tarpon/