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Ocean Decade Heritage Network
@decadeheritage.bsky.social
Without cultural heritage, how can the UN Decade of Ocean Science for Sustainable Development 2021-30 be delivered?
http://oceandecadeheritage.org/landing
A timely article on how deep sea mining threatens New Zealand’s underwater cultural heritage #UCH, highlighting urgent policy gaps and calling for greater investment in maritime archaeology and public education before irreversible loss occurs.

🔗 tinyurl.com/2mevkwve

#SundayRead
January 11, 2026 at 1:31 PM
The call for paper and posters for Under the Mediterranean III is open! 

The Honor Frost Foundation's 3rd International Congress Under the Mediterranean will take place 21–26 September 2026 in Palermo and Marsala, Sicily. 

Submit your abstract by 28 February.

https://underthemediterranean3.org/
January 9, 2026 at 5:42 PM
#SundayRead: New Blue Paper highlights how climate change is affecting both cultural heritage and contemporary life at the Ilulissat Icefjord 
The Ilulissat Icefjord: Local Stewardship and Global Responsibility in a Changing Climate | Blue Papers
The Ilulissat Icefjord: Local Stewardship and Global Responsibility in a Changing Climate Authors Bo Albrechtsen Avannaata Kommunia Downloads PDF DOI: https://doi.org/10.58981/bluepapers.2025.2.01 Keywords: UNESCO World Heritage, Sermermiut, permafrost, erosion, cultural heritage Abstract The Sermer...
doi.org
December 28, 2025 at 11:02 AM
Reposted by Ocean Decade Heritage Network
Our deadline for Abstracts & ECR Funding Award submissions for the OPI XI Conference has been EXTENDED!

New closing date: 15th January 2026

Visit oceanspast.org/2026-opi-xi/ to submit!

📍 OPI XI University of Victoria, Vancouver Island, BC, Canada
📅 15-19 June, 2026
December 15, 2025 at 9:18 AM
#OpenAccess #SundayRead: Roth et al. (2025) a share participatory place-based approach to mapping Traditional Cultural Places (TCPs) and maritime archaeological sites in Guam and the Commonwealth of the Northern Mariana Islands.
"It’s Not Just One Place I’ve Fallen in Love With": A Participatory Place-Based Approach to Mapping Heritage | Journal of Maritime Archaeology
Traditional Cultural Places (TCPs) are historic properties recognized for their cultural significance. Cultural value is determined by living communities and is not dependent on the presence of human-made or human-modified site features. Although eligible for consideration in federal decision-making, TCPs are often absent from state and federal heritage inventories due to challenges in their identification. Given the relationship between people and place, community-based inventory efforts offer opportunities to both document this heritage and support longer-term relationship building. Using an interdisciplinary methodology, we held participatory place-based mapping workshops in Guam and the Commonwealth of the Northern Mariana Islands to document TCPs and maritime archaeological sites. While ultimately successful, the workshops and our shared experiences were shaped by political tensions in the U.S. Pacific Island territories. This paper shares preliminary results on the use of participatory geographic information systems to inventory heritage, including TCPs. Our experiences, and those of our collaborators, are further contextualized within broader themes of Pacific militarization and critical minerals mining.
link.springer.com
December 21, 2025 at 10:02 AM
#SundayRead 📖 At the midpoint of the UN Ocean Decade, the Ocean Decade Progress Report (July 2024–June 2025) offers a stocktake of global achievements and accelerating momentum as the Decade enters its most important period. Read the report 👇
https://unesdoc.unesco.org/ark:/48223/pf0000396626
December 14, 2025 at 2:02 PM
How can UNESCO bring its mandate forward to meet the challenges of the years ahead? This was the focus of a high-level discussion at UNESCO's 43rd General Conference. In a new post on our website, ODHN co-chair Arturo Rey da Silva explores what this means for Ocean Heritage.

Read the full piece ⬇️
Re-imagining the Future of UNESCO and what this means for Ocean Heritage. Notes from Samarkand 43rd General Conference. - Ocean Decade Heritage Network
Written by Arturo Rey da Silva, co-chair ODHN UNESCO gathered in Samarkand for its 43rd General Conference (30 October – 13 November 2025), in a world vastly different from the one that existed when t...
www.oceandecadeheritage.org
December 8, 2025 at 6:48 PM
#SundayRead: "Sea-Blind Institutions: How Colonial Legacies Weaken Maritimity in India" argues that India's ocean ambitions depend on integrating maritime heritage and indigenous knowledge into legal and institutional frameworks.
🔗 tinyurl.com/nsw6v7x5
December 7, 2025 at 3:28 PM
The Deep Currents Collective calls us to imagine, think and act differently about deep-seabed governance. They stress the need for inclusive, ethical stewardship and see culture and imagination as essential to shaping the ocean’s future. Read the full paper 👇
🔗 tinyurl.com/43ef5eve

#SundayRead
November 30, 2025 at 5:11 PM
New on our website: Ms Jentrix Chochy Sakwa, ODHN Regional Representative for the Western Indian Ocean/East Africa, shares her reflections on the 2025 East African Ocean Festival (TEAOF), highlighting maritime heritage, culture and community.
The 2025 East African Ocean Festival (TEAOF) - Ocean Decade Heritage Network
Written by Jentrix Chochy Sakwa, ODHN Regional Representative – Western Indian Ocean/East African Region. Featured image: Photo captured by Jentrix Chochy showcasing the main stage of the TEAOF celebration, where performances and cultural presentations took center stage. The East African Ocean Festival (TEAOF) returned for its second year in vibrant style, running from 9–11 October […]
www.oceandecadeheritage.org
November 28, 2025 at 1:07 PM
#SundayRead | In 'Deep Sea Mining vs. Underwater Cultural Heritage', Maria Pena Ermida explores the legal framework surrounding the protection of #UCH as a part of the Marine Environment within the context of Law of the Sea, focusing particularly on the rules regarding #DeepSeaMining.
Deep Sea Mining vs. Underwater Cultural Heritage
This chapter seeks to provide an overview of the legal framework surrounding the protection of UCH as a part of the Marine Environment within the context of Law of the Sea, focusing particularly on th...
link.springer.com
November 23, 2025 at 1:51 PM
The Call for Papers for the international conference "New challenges for UW nature and cultural heritage tourism during the Ocean Decade" closes soon!

📅 Conference dates: 29 January - 1 February 2026
📍 Le Cube, Aix-Marseille Université, Aix-en-Provence, France
⏰#CfP deadline: 10 November 2025
International conference – New challenges for UW nature and cultural heritage tourism during the Ocean Decade - UNESCO chair on maritime and coastal archaeology
29 January - 01 February 2026 Aix-Marseille University - Aix-en-Provence - Le Cube (Schuman Campus) General Information: The UNESCO UNITWIN Network for Underwater Archaeology and the UNESCO Chair in m...
unescochair-mca.org
November 6, 2025 at 1:08 PM
Reposted by Ocean Decade Heritage Network
No ratification = no seat at the table.

Only countries that ratify will have a say at the first CoP. Don’t miss the chance to shape the #HighSeasTreaty. #60ToGlobal https://highseasalliance.org/2025/10/09/from-60-to-global-what-happens-next-for-the-high-seas-treaty/
November 6, 2025 at 9:12 AM
#SundayRead: Rosabelle Boswell examines cultural ties to the ocean in South Africa and Namibia, the impacts of proposed development, and why diverse knowledge forms are vital for democratic, sustainable ocean care for future generations.
Negotiating Human Cultural Relations with the Sea in South Africa and Namibia
Along the African coast are a diversity of peoples, many of whom hold a unique cultural relationship with the sea. In the last few decades, Environmental and Social Impact Assessments (ESIA), a legal requirement in many African countries, are, in some instances, now...
link.springer.com
November 2, 2025 at 3:03 PM
Climate change and human activity are placing increasing pressure on underwater cultural heritage (#UCH). This UNESCO White Paper proposes a policy and capacity building response centred on adaptation and mitigation planning, alongside global efforts in communication and engagement. #SundayRead
unesdoc.unesco.org
October 26, 2025 at 12:00 PM
Citizen Science in Maritime Archaeology: Terminology, Theory, and Infrastructure explores the changing meanings and future directions of public engagement in maritime heritage, highlighting ethics, inclusivity & community impact. #SundayRead #CitizenScience
https://www.jstor.org/stable/jj.32448811
October 19, 2025 at 11:02 AM
At #IKUWA8? Come find us on Level 4 (Panorama Room)! We’re here all conference long. Drop by for a chat and grab one of our seaweed paper bookmarks 📖💙
October 16, 2025 at 2:43 PM
Reposted by Ocean Decade Heritage Network
💡 New on the DSCC Knowledge Hub: Charlotte Jarvis explores how #DeepSeaMining threatens underwater cultural heritage.

Her new book, Threats to Our Ocean Heritage, is out today.

👉 Read more: https://bit.ly/4nIRIL5
📖 Book: https://bit.ly/3IoIsgh

#DefendTheDeep
September 25, 2025 at 4:12 PM
Reposted by Ocean Decade Heritage Network
#ikuwa8 We are coming to IKUWA 8 the 8th International Congress for Underwater Archaeology, Oostende (Belgium) from October 13th/17th, 2025!
www.vliz.be/ikuwa8/en/th...
Session F2. Tales of the Tide: the archaeology and cultural heritage of fish weir traditions. #coastalhistory #maritimememory
September 30, 2025 at 9:09 AM
"If marine archaeology disappeared off the global agenda, would anyone notice?" Jon Henderson starts off #IKUWA8 with the evocative keynote "Is Marine Archaeology even a thing? Ocean Heritage and the Sustainable Development Agenda."
October 14, 2025 at 8:36 AM
#SundayRead | New open-access title: "Threats to Our Ocean Heritage: Deep Sea Mining." Among the first books to cover underwater cultural heritage #UCH and #DeepSeaMining. 
Threats to Our Ocean Heritage: Deep Sea Mining
This open access brief is a pioneering work that is one of the first book publications to cover underwater cultural heritage and deep seabed mining.
link.springer.com
October 12, 2025 at 5:03 PM
The summary report is now available for the Scientific conference UNESCO “Underwater cultural heritage and the challenges of climate change” at UNESCO Headquarters on 19 June 2025. ODHN participated, chairing session 3: Loss or preservation by adaptation?
Read now 👇
https://tinyurl.com/3wzxe24k
October 8, 2025 at 4:04 PM
The Call for Papers for APCONF-MUCH 2026 from 26-31 October in Bali has been extended! 

Submit your proposal now for our panel on Empowering Ocean Sustainability through Marine Cultural Heritage.

Details: 
🔗https://tinyurl.com/54c9y4zd

Submit by 10 October:
🔗 https://tinyurl.com/3s4cjd3x
October 6, 2025 at 8:02 AM