RedactedNarrative: OPERATOR 1 WAS OPERATING VESSEL 1 WHILE NEGOTIATING AROUND A CURVE IN THE WATERWAY. AS OPERATOR 1 WAS TRAVELLING AROUND THE CURVE AT A SPEED TOO FAST FOR THE CURVE, THE VESSEL TO COLLIDE WITH A FIXED OBJECT (ROCK) IN THE CURVE. PASSENGER 1 SUSTAINED INJURIES FROM COLLISION WITH THE FIXED OBJECT (ROCK). OPERATOR 1 DID NOT SUSTAIN ANY INJURIES AND VESSEL 1 WAS SUNK DUE TO THE IMPACT FROM THE COLLISION.