Fort Myers Beach has a good sized fleet of shrimpers which are
seasonally active. Here's one that's working about 10 miles off the
coast tonight.

http://www.marinetraffic.com/en/photos/of/ships/shipid:440169/#forward

You can see their location, course and speed he

http://marinetraffic.com

Look for the orange "boat shape" a little west of Captiva Island and
then click on it.