RedactedNarrative: V-1 entered marina area in small craft warnings (high winds). When the operator went to turn around got caught in the high winds and his bow thruster was ineffective. The  operator then backed into V-2 and V-3 crushing them into the dock pilings.  V-2's dock lines broke and V-2 blew back into V-4 while its engine was trimmed up causing minor damage to V-4.