Professor Joanna Mossop

About/Bio

Professor Joanna Mossop (Victoria University of Wellington) is a legal scholar who focuses on the international law of the sea. Her publications cover a range of issues including maritime security, biodiversity beyond national jurisdiction, dispute settlement, ocean governance and the continental shelf. Her 2016 book, The Continental Shelf beyond 200 Nautical Miles: Rights and Responsibilities (Oxford University Press) was a co-winner of the JF Northey Memorial Book Award. Professor Mossop is a member of a number of editorial boards including Marine Policy. She is the co-editor of the Brill monograph series, Publications on Ocean Development. She has been heavily involved in the Australian and New Zealand Society of International Law (ANZSIL) as a two-time Council member, two years as the New Zealand Vice President, and she is currently the co-chair of the Ocean and International Environmental Law Interest Group. She has provided advice and training in law of the sea matters to the New Zealand government and the UN Development Agency. In 2019 the New Zealand government nominated her to the list of Arbitrators and Conciliators under Annexes V and VII of the UN Convention on the Law of the Sea. She was an independent legal adviser on the New Zealand delegation to the Intergovernmental Conference that negotiated the Agreement on the Conservation and Sustainable Use of Marine Biodiversity of Areas beyond National Jurisdiction. With Professor David Freestone she is currently co-editing a Commentary on the Agreement that will be published by Oxford University Press in late 2024.

Recently Published

The United States’ Extended Continental Shelf and its Obligations under Article 82 of UNCLOS

Introduction In December 2023, the United States (US) Department of State released an Executive Summary with information about the outer limits of its extended continental shelf (ECS). Recently, both Russia and China reacted to this development. Their reactions rejected the notion that the US could claim an ECS without acceding to…

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