December 17, 2025

NZ fish stocks show steady sustainability growth

fish stocks
Photo Source: Pexels.com

More than 87% of New Zealand’s fish stocks are being fished sustainably, according to a new scientific report presented by the Ministry of Oceans and Fisheries, confirming the country’s fisheries remain broadly within accepted biological limits.

The report shows 87.2% of the 149 scientifically evaluated fish stocks meet sustainability thresholds. Oceans and Fisheries Minister Shane Jones said stocks are “in good shape overall,” while noting that management plans are in place for the 19 stocks identified as requiring additional support.

The ministry said the findings align with conclusions published by the United Nations Food and Agriculture Organization at the end of June.

The FAO report, The Review of the State of World Marine Fishery Resources 2025, ranked New Zealand fisheries among the most sustainable globally, reporting that more than 85% of stocks in Australia and New Zealand are fished sustainably, compared with over 90% on the Pacific coast of the United States and Canada.

Mr Jones said sustainability levels can vary annually but have improved over time.

“Our fish stocks can fluctuate from year to year but there’s been a steady increase in the percentage of scientifically evaluated stocks that are sustainable since reporting began in 2009,”
he said, adding that the figure has remained above 87% for the past three years.

The minister acknowledged the role of commercial operators, stating, “I know fishers are committed to sustainability and I’m working with them to ensure we have reasonable measures in place.”

According to the ministry, the seafood sector employs about 9,000 people, supplies the domestic market, and generates approximately NZD 1.5 billion a year in wild-catch exports.

Mr Jones said the quota management system remains central to fisheries oversight.

“Our quota management system remains at the heart of New Zealand’s fisheries’ success story, but I’m always open to new ideas to ensure a sustainable industry and fishery,”
he said.

The minister said recent science-based fisheries reforms announced in August are intended to support responsive management and long-term sector value, concluding: “Knowing our seafood comes from sustainable fisheries is good news for fishers, consumers, and for the sector’s ongoing health.”

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