Fisherman Casting Net at Sunset in Mandalay.

World Fisheries Day 2025: Using Sea Around Us data to support a Blu(er) Economy

Fisherman Casting Net at Sunset in Mandalay.

Fisherman casting net at sunset in Mandalay. Photo by Pyae Phyo Aung, Pexels.

Official statistics from most coastal countries only account for a fraction of what their fisheries catch, the Sea Around Us data and analyses have demonstrated.

As we observe World Fisheries Day 2025, which aims to highlight the importance of promoting sustainable fish stocks and the rights of small-scale fishing communities, it is crucial to remember that without comprehensive data, managing sustainable fisheries is akin to flying blind.

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Daniel Pauly, Anna Luna Rossi and Fabrice Teletchea at the 2025 International Congress on Aquatic Sciences in Saint Pierre and Miquelon

Sea Around Us team exposes coastal ecosystem pressures at Saint Pierre and Miquelon congress

Daniel Pauly, Anna Luna Rossi and Fabrice Teletchea at the 2025 International Congress on Aquatic Sciences in Saint Pierre and Miquelon

Daniel Pauly, Anna Luna Rossi and Fabrice Teletchea at the 2025 International Congress on Aquatic Sciences in Saint Pierre and Miquelon. Photo by Studio Briand Photographe | Archipel Développement.

The Sea Around Us principal investigator, Dr. Daniel Pauly, and master’s student, Anna Luna Rossi, made a splash in Saint Pierre and Miquelon by participating in the fifth edition of the International Congress on Aquatic Sciences, which took place from September 28th to October 2nd, 2025.

The congress was structured around four main themes—fishing and aquaculture, citizen science and education, aquatic biodiversity, and maritime transport —and hosted 48 presentations, all of them meant to foster exchanges between researchers, businesses, and citizens, with a particular focus on young people.

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The Sea Around Us PI, Dr. Daniel Pauly.

Daniel Pauly shares his views on the WTO deal on subsidies and the High Seas Treaty

The Sea Around Us PI, Dr. Daniel Pauly.

The Sea Around Us PI, Dr. Daniel Pauly.

The second week of September 2025 was an interesting one when it comes to ocean-related news.

On September 15, 111 World Trade Organization members – of the 166 that states that belong to the WTO – formally ratified the Agreement on Fisheries Subsidies, which had been two decades in the making and was adopted in June 2022.

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Fred Le Manach, Daniel Pauly, Claire Nouvian and Didier Gascuel.

Fishing down marine food webs and other pressing environmental issues exhibited in Paris

Fred Le Manach, Daniel Pauly, Claire Nouvian and Didier Gascuel.

Fred Le Manach, Daniel Pauly, Claire Nouvian and Didier Gascuel. Photo by Steve Fiehl© for BLOOM.

The Sea Around Us PI, Dr. Daniel Pauly, together with our advisory board member and founder of BLOOM, Claire Nouvian, advisory board member, Dr. Rashid Sumaila, and long-time collaborators, Dr. Didier Gascuel and Dr. Frédéric Le Manach, are among the scientists, activists, public servants, and students whose portraits are on display along the streets of Paris as part of the Biennale Photoclimat.

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New GOLT book to be released in 2026

Breathing water in a warming world cover

A new book focused on the principles and applications of the Gill-Oxygen Limitation Theory (GOLT) is scheduled for publication in March 2026.

Co-authored by the Sea Around Us PI, Dr. Daniel Pauly, and Dr. Johannes Müller, assistant professor at the Leiden University Centre for the Arts in Society, Breathing Water in a Warming World presents a theoretical framework for explaining how warming waters and deoxygenation affect the growth and reproduction of fish and other water-breathing animals.

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