RedactedNarrative: The owner/operator of the vessel was operating the vessel from the fly bridge.  The operator stated he was traveling southeast within St Andrews Bay, at approximately 26 knots, approaching Courtney Point.  The operator was unfamiliar with the water he was navigating and began checking his charts closely.  While examining his charts, he ran into approximately four feet of water striking the bottom of the Bay with his rudders.  The vessel continued forward until sticking hard aground in approximately  three feet of water.  When the vessel ran hard aground, it threw several passengers around on the fly bridge and in the cabin.
  
  	An elderly female on the fly bridge hit her arm causing contusions and a sprain to her wrist.  A teenage male in the cabin was thrown into the corner of a table causing contusions and a minor back injury.  Both injured occupants were transported to the Bay Medical Center Emergency Room, where they were treated and released for their injuries.  None of the other passengers received any injuries.  The operator's vessel was the only vessel involved in the incident and received approximately $1,500.00 damage to the starboard rudder.  The operator/owner was issued a warning for violation of 327.33(3)(b); for failure to maintain proper look out resulting in a boating crash.  No Further.; 
  
  Occupant1:individual was thrown into the interior of the flybridge on the vessel, causing contusions and a sprained wrist.  The individual was treated and released from Bay Medical Center Emergency Room.; Occupant2:individual was thrown into the edge of an interior table on the vessel, causing contusions and a possible back injury.  The individual was treated and released from Bay Medical Center Emergency Room.