Have you searched the Australian immigration records? Ship may have called in to the Isle of Man, but the main port of departure is more likely to be recorded as Liverpool.

www.ozships.net/ozships/

www.records.nsw.gov.au/state-archives/indexes-online/indexes-online#immigration-and-shipping

www.archives.qld.gov.au/downloads/Indexes/immigration/Eaborn-Ellis_alfred.pdf