Mosman revealed in September it had agreed a deal to buy the onshore Rimu, Kauri and Manutahi fields from Origin for NZ$10 million (US$6.7 million) as the latter looked to focus on its Australian assets.

At the time, it also revealed it had struck a participation agreement with privately-held WRDLS which would have seen the latter gain up to a 60% interest in the fields.

However,