Could South Florida become the Saudi Arabia of ocean energy? Just as the desert nation rests on vast pools of oil, South Florida sits next to the Gulf Stream, a wind-driven current of immense power.

http://articles.sun-sentinel.com/2011-05-24/news/sfl-fau-moves-forward-with-plan-to-draw-energy-from-ocean-current-20110524_1_fau-moves-turbines-gulf-stream

Ocean Energy Being Tested Off Of Florida | EarthTechling

That set up will become a fish magnet out there!  Which brings two questions to my mind, how will the turbines handle fishing line/equipment when it inevitably gets tangled in it?  and hopefully someone will be looking into the effects of the turbines on the downcurrent side.