Dredger holed in barge collision after propeller fouled by its own tow line 10 September 2021 UK accident investigators found crew did not have the necessary competence for voyage off Scotland in 2020Author: Capt. Johnhttps://www.tradewindsnews.com/casualties/dredger-holed-in-barge-collision-after-propeller-fouled-by-its-own-tow-line/2-1-1065679