The invention discloses a ship body wharf mooring method which comprises the following steps that S1, a barge is hoisted into a dock, rubber fenders are arranged on a left ship board and a right shipboard of the barge in advance, and the two rubber fenders are close to the inner wall of the dock and the board sides of a ship body respectively; S2, water is discharged into the dock, and meanwhile,ballasting of the ship body and the barge is adjusted, so that longitudinal and transverse inclination of the ship body and the barge meets the expected requirements during floating; S3, the ship body and the barge are connected together through a mooring rope; and S4, after the ship body abuts against the barge, the mooring rope is unfastened, the barge and the ship body are dragged to an outfitting wharf together through a towing hook of the dock, mooring and berthing are conducted, and rolling of the ship body in the berthing process is effectively limited.