On her final voyage she rescued the crew of that was wrecked 1 November and later rescued the crew of that was wrecked on 15 November. The crew of Manhattan had looted the wreck of Al-Ki and the Al-Ki crew were not happy when they found out and had to be kept separate from the other survivors. Mariposa in turn was wrecked on 18 November before making port and everyone had to be rescued after she sank after hitting a Straits Island reef off the coast of British Columbia. There are erroneous reports that she was wrecked on 18 December 1917, even on the Wrecksite.com page that shows newspaper article about salvage efforts being halted on 2 December. Her cargo, donkey engine and other machinery were salvaged.
