It began some time around or before 1820 on Kangaroo Island, a sealing and whaling base, between the sealers and whalers and their aboriginal wives while being influenced by Nautical Jargon and Port Jackson Pidgin English (PJPE).
The center of the language shifted to Adelaide when South Australia was established in 1836, and was the contact medium between the colonists and the Kaurna people.
The earliest written records of the language date from this period while the influence of PJPE continued and SAPE spread north.
Given the extremely multilingual population of the island it is likely that some sort of pidgin developed but knowing the exact lingustic situation is difficult de to lack of sources.
Though the larger scale introduction of Standard English by missionaries as well as the decimation of native populations hurt the speaker total.
though the stability of these constructions varied, some like trousers belonging finger and whitefellow's emu appear to have only been used for a limited time and quickly given way to wrods more closely resembling standard English while others like yellow money appear to have more stable and wdespread.