RedactedNarrative: Watercraft #1 was approaching slip to dock. Operator of WC #1 said that she lost the right engine and with the wind, she lost control of the boat when docking. WC #1 collided with WC #2, which was already docked. A bystander, who also has a boat docked at the marina was standing on the dock and saw that Operator #1 had lost control and was going to collide with WC #2 and he attempted to push the boat away. His right hand was caught between both boats, breaking his right pinky finger and also causing a laceration to the finger. Operator #1 told the deputy that she is learning to operate the boat and does not have much experience operating this type of boat. There was no damage to WC #1 and a small amount of damage to WC #2. A dock wheel was also torn off the slip. There was no one on board WC #2 at the time of the incident.