Acorn worm

Highlights and images for 22 July 2025

Kingston, Jamaica

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Pycnogonid or sea spider imaged at 1,122 meters (3,681 feet) depth. (Image courtesy of the NOAA Office of Ocean Exploration and Research)

Deep-sea mining must only proceed within a robust regulatory framework that ensures the effective protection of human health and the marine environment. Members of the International Seabed Authority (ISA) are currently working to establish such a framework. 

However, views differ on how this work should proceed. Some delegates emphasize the need to promptly finalize the regulations in order to safeguard the marine environment and avoid unilateral actions. Others advocate for a more cautious approach, stressing the limited scientific understanding of deep-sea ecosystems and the repercussions of mining the seafloor. So far, 37 states support a precautionary pause or moratorium on commercial deep-sea mining. 

The divergent views among ISA members were evident on Tuesday, on the second day of the 30th session of the ISA (ISA-30) Assembly.

ISA Secretary-General Leticia Carvalho presented to the Assembly: her annual report, the report on the restructuring of the Secretariat, and the report on the Authority in support of the UN Decade of Ocean Science for Sustainable Development. She highlighted, among other things, that:

  • the Secretariat undertook a restructuring to enhance the efficiency, transparency, accountability, and cost-effectiveness of its work;
  • the Secretariat’s Compliance Assurance and Regulatory Management Unit conducted two inspections in relation to four exploration contracts; and
  • the Secretariat has signed letters of cooperation and memoranda of understanding with countries and organizations to enhance information sharing and capacity building, including for women scientists.  
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Leticia Carvalho, Secretary-General of the ISA

Delegates welcomed the report by the Secretary-General. Many praised the Secretariat’s capacity building initiatives, such as the See Her Exceed global mentoring programme for women scientists.

Surangel Whipps, President of Palau, condemned the framing of deep-sea mining as a “green” solution, warning of the risk of irreversible harm that exploitation poses to the marine environment. 

Questioning the urgency to complete the deep-sea mining regulations, which he suggested is shaped by external, corporate interests, he reiterated his country’s support for a moratorium on deep-sea mining.

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Dais during the second day of the ISA Assembly

Cameroon acknowledged the progress achieved so far in the deliberations on the regulations and urged swift adoption of a robust mining code. 

China emphasized that finalizing the exploitation regulations is not optional but a legal obligation according to the mandate entrusted to ISA members under the UN Convention on the Law of the Sea (UNCLOS). Noting the challenges posed by unilateral actions, he urged early introduction and implementation of the deep-sea mining regulations. 

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Dwight Gardiner, Antigua and Barbuda, ISA-30 Assembly President

ISA-30 Council President Duncan Laki, Uganda, also reported on the Council’s work, including completion of the second reading of the draft regulations. He highlighted adoption of decisions on: operationalizing the Economic Planning Commission (EPC); the revised standardized procedures for the development, establishment, and review of regional environmental management plans (REMPs); and a thematic approach to continuing the elaboration of the exploitation rules, regulations, and procedures relating to exploitation. 

Several delegations welcomed the progress made during the Council meeting. Some stressed that safeguarding the marine environment is fundamental and reiterated that a strong regulatory regime is a prerequisite for any commercial exploitation.

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Duncan Muhumuza Laki, Uganda, ISA-30 Council President

Kenneth Wong, Chair of the Finance Committee, reported on the Committee’s work, highlighting, among other things, discussions on a suitable mechanism for equitable benefit sharing from activities in the Area (the seabed and ocean floor and the subsoil thereof, beyond the limits of national jurisdiction).

He noted that the Committee has developed a tentative draft of the objectives of the common heritage fund, as a benefit sharing mechanism.

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Kenneth Wong, Canada, Chair of the Finance Committee 

Costa Rica stressed the importance of exploring alternative mechanisms for equitable benefit-sharing beyond the proposed fund. They called on the Committee to develop and present comparative options for consideration by the Council and the Assembly.

The Assembly adopted the decision on budget and financial matters as orally amended.

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All ENB photos are free to use with attribution. For the Second part of the 30th session of the International Seabed Authority (ISA) Council meeting, please use: Photo by IISD/ENB | Andrés Felipe Carvajal Gómez

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