Date Time Australian authorities must undertake independent investigation into death of seafarer onboard Inge Kosan Australian authorities are being urged to take advantage of the arrival of the gas tanker Inge Kosan at anchorage off Brisbane to undertake a thorough, independent investigation into the death of a one of the seafarers, whose body washed up on a beach in Vanuatu. It has been revealed that the Australian energy giant Origin Energy is the long-term charterer of the Inge Kosan, which is contracted to deliver LPG to the company’s import terminals in Papua New Guinea, the Solomon Islands, Vanuatu, and Fiji.