The owner, which says the incident will not have a major bearing on its financial performance, did not reveal how costly the project to salvage the Mogami (built 2013) will prove.
Its plan emerged as POSH reported a fractional improvement in first half profitability.
The company’s bottom line reached $48.5m in the period, 1% up year on year.
Recent asset disposals contributed to operating income of $42.4m,