RedactedNarrative: Vessel one was northbound in the bridgewater channel near sign one when it collided with the port side of vessel two which was southbound.  The operator of vessel one stated he was as close to the shore as possible without grounding.  The ski tower on vessel two collided with the rail on the port side of vessel one.  The operator of vessel one estimated the damage to the rail to be approx. $1000.00.  The operator of vessel two stated the estimated damage to the ski tower was $4,000.00 as the tower was bent and the wake board bracket was broken.