RedactedNarrative: On August 21, 2014, at approximately 1055 hours, boating accident FWSW-14-OFF-11438 occurred approximately one half mile east of Picnic Island, Lee County, Florida (N 26° 29.669’ / W 082° 02.759’). There was one vessel involved with two occupants on board. V-1, a 17’ Sea Pro was drifting along the outside of the Intracoastal Waterway. Operator was fishing with a cast net when the vessel drifted into a regulatory waterway marker. The impact with the marker caused Operator to fall into the water. The occupant observed Operator unresponsive in the water while alongside the vessel. Operator was retrieved from the water and transported to the Sanibel boat ramp by USCG and Sanibel Police Department marine unit. At the Sanibel boat ramp, Operator was pronounced dead by EMS. Individual is suspected to have gone into cardiac arrest during struggle trying to get back into boat.