Dutch tug trawler Johanna (IJM 359) apparently deliberately sunk according to the Dutch newspaper De Telegraaf dated 8 July 1921

An item dated IJmuiden, Netherlands 8th reported that master C.G. and wheelsman J.G. of IJmuiden and engineer C.M. of Haarlem, Netherlands were released lacking evidence that they deliberately sunk (’bringing her away’) the Dutch tug trawler Johanna (IjM 359).