RedactedNarrative: VESSEL 2 WAS AT REST DRIFTING IN THE WATER WHEN VESSEL 1 APPROACHED AT AN UNKNOWN SPEED AND STRUCK VESSEL 2.  THE FRONT OF VESSEL 1 COLLIDED WITH THE FRONT PORT SIDE OF VESSEL 2 WHICH CAUSED THE FRONT OF VESSEL1 TO SLIDE UNDERNEATH VESSEL 2.  THE FRONT OF VESSEL 1 CAUSED EXTENSIVE DAMAGE TO THE BOTTOM PORT SIDE HULL OF VESSEL 2 WHICH CAUSED VESSEL 2 TO TAKE ON WATER.  NO INJURIES TO EITHER OCCUPANT.