Michael and his family arrived at King George's Sound as a member of the Royal Scots Fusiliers (part of the 21st Regiment) in about January or February 1835. Michael was in charge of the convicts, there being a small convict settlement at King George's Sound. He had moved to Perth by 1836. Margaret died and was buried 22 October 1838 at Perth. Michael was discharged from the army at his own request when the unit left Western Australia in 1840. Michael commenced a carting business in Perth in January 1841. In August 1850 he was named as a defaulter in the WA Mining Company. In 1855, he owned 10 acres of land in the Avon District (near Perth). He then went to Beverley where he became a blacksmith. Michael then took up farming on land between Wagin and Narrogin. Michael Quinn died at Perth on 7 September 1876.