RedactedNarrative: Vessel 1 Operator stated that the boat had swamped in the waves and water was up to operator’s seat and the bilge pump was working.  Operated also stated that the boat had lost power but they were able to maintain with use of the trolling motor.  Law enforcement officer stayed alongside Vessel 1 as the bilge pump operated and the boat began to regain stability and floated in a near normal position as the Operator continued to use the trolling motor to travel to the landing.
  Operator stated that the boat began feeling heavy while traveling in the rougher water conditions and upon coming down off of a wave the Operator heard the engine quit after a loud mechanical sound.  Upon follow up it was confirmed that the engine had hydro-locked causing connecting rod damage and other internal component damages to the engine.