RedactedNarrative: Vessel 1 was anchored with three people onboard in night conditions. The operator stated that a large motorboat (vessel 2)  with no navigation lights was coming at them. Vessel 1 was waving their flashlight at vessel 2. The three occupants of vessel 1 jumped in the water to avoid being hit. All three were wearing a pfd. After Vessel 2 struck vessel 1, vessel 2 came back to retrieve the three in the water. No injuries. Vessel 1 was a total loss.