# Cook Islands deep-sea minerals deal with China draws New Zealand scrutiny
The Cook Islands has signed a five-year memorandum of understanding with China to cooperate on seabed minerals, deep-sea ecosystem research, technology transfer and logistics support. The agreement, announced on 2025-02-22, has drawn concern in New Zealand, which says the self-governing Pacific nation should stay within the bounds of its free-association relationship with Wellington.
According to DW, the memorandum covers exploration and research of seabed minerals but does not include an exploration or mining license. That distinction matters because the Cook Islands is not yet authorizing extraction. The deal instead points to a structured phase of technical cooperation and data gathering around a sector that remains politically sensitive across the Pacific.
Prime Minister Mark Brown said the sector would remain under strict regulatory oversight, the report said. That line suggests the Cook Islands is trying to present the agreement as a managed step rather than a green light for commercial mining. Still, any partnership with China in the deep-sea minerals space is likely to be watched closely in Wellington, Canberra and Washington.
The Cook Islands maintains very close constitutional ties to New Zealand under a free association agreement, and its nationals are entitled to New Zealand citizenship. DW noted that relationship is central to the current dispute because New Zealand argues that the Cook Islands failed to consult sufficiently before striking the deals with Beijing. Foreign Minister Winston Peters has called for a reset in the bilateral relationship and warned that the Cook Islands should not pursue policies significantly at variance with New Zealand’s interests.
The maritime and mineral agreement is not the only item on the table. DW said the Cook Islands also signed three other agreements with China during an official visit to Beijing, including one on maritime-industry cooperation and another involving Chinese grant aid for development projects. The government described the package as supporting national development and regional resilience.
What the report does not say is that the Cook Islands has changed its legal status or committed to mining. Instead, the immediate facts are narrower: a memorandum, a set of technical and developmental collaborations, and a sharp diplomatic reaction from New Zealand. Those details are enough to show how seabed minerals have become a strategic issue well beyond the islands themselves.
China’s growing influence in the Pacific already alarms New Zealand, Australia and the United States, and this deal adds another example of how smaller states in the region are widening their foreign partnerships. At the same time, the Cook Islands appears determined to frame the agreement as part of a national development strategy rather than a geopolitical pivot.
That balance may prove difficult to sustain. The deal is limited on paper, but its symbolism is large: it links a self-governing Pacific territory, a major power and a contested resource frontier in the same announcement. The political argument now centers on consultation, oversight and whether the Cook Islands can advance resource research without undermining the constitutional expectations tied to its relationship with New Zealand.
Source note
DW, Cook Islands announces deep sea minerals deal with China, https://www.dw.com/en/cook-islands-announces-deep-sea-minerals-deal-with-china/a-71711275; cited claim basis: 3645.
