RedactedNarrative: V1 was traveling clockwise in close proximity to the shoreline in Rose Lake heading North. V2 was traveling from East Channel into Rose Lake heading West.  V1 maneuvered hard left and turned the vessel sideways in a slide towards V2.  V2 maneuvered right but was unable to avoid collision with V1.   I injured person reported, he was struck by debris from the propeler being damaged upon impact.  ; :Injuries were sustained at the impact of the collision.  A piece of debris hit the occupant on the right cheek bone.  He went to a walk in clinic and received 15 sutures.
NameOfBodyOfWater: ROSE LAKE/ ST. JOHNS RIVER
NearestCityTown: COCOA