RedactedNarrative: V1 was undocking while V2 was stationary approximately 20 feet off the fuel dock. V1 traveled backwards towards V2, so operator of V1 fended off the vessels from impacting with his right arm. As a result, operator V1 sustained a laceration beyond first aid on his right arm from the V2 bow mounted anchor. No damages occurred to the vessels.; Operator has 5 internal stitches and 10 exterior stitches.