The 31 meter long ferry Langeoog 1 became disabled while off Langeoog, Germany.  The ferry’s propeller had been fouled by rope went adrift.  Another vessel pulled alongside and aided the Langeoog 1 to a sandbar where the ferry was beached.  The following low tide, both vessels were high and dry allowing the crew of the Langeoog 1 to clear the rope.  The vessels were refloated on the following high tide.  No reports of injuries, damage or pollution released.