RedactedNarrative: Watercraft #1 was traveling approximately 20 mph. Watercraft #1 collided with watercraft #2, overturning watercraft #2. Both occupants of  Watercraft #2 entered the water. Occupants of Watercraft #1 removed occupants of Watercraft #2 from the water. Watercraft #2 ultimately sunk in approximately 20-40 feet of water. One party in Watercraft #2 received multiple broken ribs as a result of the crash.