RedactedNarrative: vESSEL 1 WAS AT ANCHOR APROXIMATELY 20 MILES WEST OF Clearwater Pass. Operator of V1 advised that the vessel began to take on water and the stern of the boat was sinking into the water. The operator advised that occupant went to the bow and cut the anchor line. At this time the operator of V1 attempted to get on plane to avoid sinking. The vessel crested a wave and the occupant fell onto the deck of the boat, landing on his back. V1 was grounded on the boat ramp at Seminole St to avoid sinking. The injured occupant was treated for compressed discs in his lower back.