 In 1917 the yacht was purchased by the Royal Australian Navy (RAN) and used as the auxiliary patrol vessel HMAS "Sleuth in the waters around the Torres Strait and Thursday Island, before later being used as a training ship tender based in Sydney.In early 1920, the RAN disposed of the yacht and it returned to private use until later in the early 1930s when it was sold to Tasmania.Based in Hobart and under different owners SY "Ena" was used for a number of purposes including transportation of produce and fishing.