RedactedNarrative: Vessel 1 was travelling south, south of the North Shore Boat Ramp; Vessel 2 was travelling east, also south of the North Shore Boat Ramp.  Both Operators stated that they had just entered a foggy area and were slowing down their respective vessels when they saw each other.  The Operator of Vessel 2 stated that he saw Vessel 1 on his starboard side in a crossing situation at which time he pulled the throttle back in an attempt to slow down Vessel 2.  The Operator of Vessel 1 stated that he saw Vessel 2 on his port side in a crossing situation and pulled his throttle back as well in an attempt to slow down.  A collision was unable to be avoided and Vessel 1 struck Vessel 2.  Vessel 1 suffered damage to the bow and the force of the collision caused the trolling motor on Vessel 1 to become dismounted, almost striking another Occupant aboard Vessel 1.  Vessel 2 suffered damage to the starboard mid-ship area and the collision resulted in the Operator's seat screws being pulled from the deck of Vessel 2.