| Country | National Representative | Annual Activity Reports |
| Australia | Taryn Noble, University of Tasmania
Website: http://www.austracemarine.net | 2011, 2012, 2013, 2014, 2015, 2016, 2017,
2018, 2019, 2020, 2021, 2022, 2023, 2024,
2025 |
| Argentina | Flavio Emiliano Paparazzo, CONICET | 2019, 2022, 2024 |
| Belgium | Former contact: Frank Dehairs, Vrije Universiteit Brussel | 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2021 |
| Brazil | Vanessa Hatje, Universidade Federal da Bahia
Also please view the March 2015 Brazilian Workshop Final Statement | 2010, 2011, 2012, 2013, 2014, 2015, 2016,
2017, 2018, 2019, 2020, 2021, 2023 |
| Canada | Erin Bertrand, Dalhousie University | 2010, 2011, 2013, 2014, 2015, 2016, 2017,
2018, 2019,2020, 2021, 2022, 2023, 2024,
2025 |
| Chile | Rodrigo Torres Saavedra, Centro de Investigación en Ecosistemas de la Patagonia (CIEP) | 2020, 2022, 2023 |
| China-Beijing | Dalin Shi, Xiamen University | 2010, 2011, 2012, 2013, 2014, 2015, 2016,
2017, 2018, 2019, 2021, 2022, 2023, 2024,
2025 |
| China-Taipei | Yu-Te Alan Hsieh, National Taiwan University | 2010, 2011, 2012, 2013, 2014, 2015, 2016,
2017, 2018, 2019,2020, 2021, 2022, 2023,
2024, 2025 |
| Costa Rica | Ana Cristina Vásquez, ULACIT | |
| Colombia | Luisa Espinosa, Instituto de Investigaciones Marinas y Costeras (INVEMAR)
| 2021, 2022, 2023
|
| Croatia | Saša Marcinek, Ruđer Bošković Institute | 2012, 2013, 2014, 2015, 2016, 2017,
2018, 2019, 2020, 2021, 2022, 2023, 2024,
2025 |
| France | Hélène Planquette, LEMAR | 2010, 2011, 2012, 2013, 2014, 2015, 2016,
2017, 2018, 2019,2020, 2021, 2022, 2023,
2024, 2025 |
| Germany | Walter Geibert, AWI-Bremerhaven | 2010, 2011, 2012, 2013, 2014, 2015, 2016,
2017, 2018, 2019, 2020, 2021, 2022, 2023,
2024, 2025 |
| India | Vineet Goswami, Physical Research Laboratory | 2010, 2011, 2012, 2013, 2014, 2015, 2016,
2017, 2018, 2019, 2020, 2021, 2022, 2023,
2024, 2025 |
| Ireland | Peter Croot, University of Galway | 2015, 2016, 2017, 2018, 2019, 2020, 2021,
2022, 2023, 2024, 2025 |
| Israel | Adi Torfstein, Hebrew University of Jerusalem | 2015, 2016, 2017, 2018, 2019, 2021,
2022, 2023, 2024, 2025 |
| Italy | Paolo Montagna, Institute of Polar Sciences (ISP-CNR) | 2012, 2014, 2015, 2020, 2022, 2023 |
| Japan | Yoshiko Kondo, Nagasaki University
Website: http://www.jodc.go.jp/geotraces/index.htm | 2010, 2011, 2012, 2013, 2014, 2015,
2016, 2018, 2019, 2020, 2021, 2022,
2023, 2024, 2025 |
| Kuwait | Turki Al-Said, Kuwait Institute for Scientific Research | 2016, 2018 |
| Mexico | Francisco Delgadillo Hinojosa, Universidad Autónoma de Baja California | 2012, 2013, 2014, 2015, 2020, 2021, 2022,
2023, 2024, 2025 |
| Monaco | Peter Swarzenski, International Atomic Energy Agency, IAEA | |
| Namibia | Deon Louw, De Beers Marine Namibia (DBMN) | 2020 |
| Netherlands | Caroline Slomp, Utrecht University | 2010, 2011, 2012, 2013, 2014, 2015, 2016,
2017, 2018, 2019, 2020, 2021, 2022, 2023,
2024, 2025 |
| Norway | Nicolas Sanchez, Norwegian Institute for Water Research (NIVA) | 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 |
| Nigeria | Margaret Ogundare, Federal University of Technology | |
| Poland | Agata Zaborska, Insitute of Oceanology, Polish Academy of Sciences | 2011, 2012, 2013, 2014, 2015, 2016, 2019, 2020, 2021 |
| Russia | Dina Starodymova, Lisitzin Laboratory of Physical and Geological Researches, IO RAS
Website:https://ocean.ru/index.php/component/k2/item/1520-russian-geotraces
Also, see information about the GEOTRACES Russian Workshop. | 2012, 2013, 2014, 2015, 2016, 2017,
2018, 2019, 2020, 2021, 2022, 2023,
2024, 2025 |
| Slovenia | Nives Ogrinc, Jožef Stefan Institute | 2012, 2013, 2014, 2015, 2016, 2017,
2018, 2019,2020, 2021, 2022, 2024,
2025 |
| South Africa | Tommy Ryan-Keogh, SOCCO, CSIR | 2011, 2012, 2013, 2014, 2015, 2016, 2017,
2018, 2019, 2020, 2021, 2022, 2023, 2024,
2025 |
| South Korea | Intae Kim, Korea Institute of Ocean Science & Technology (KIOST) | 2018, 2019, 2020, 2021, 2022, 2023,
2024, 2025 |
| Spain | Juan Santos.Echeandía, IEO-CSIC | 2010, 2011, 2012, 2013, 2014, 2015, 2016,
2017, 2018, 2019, 2020, 2021, 2022, 2023,
2024, 2025 |
| Sweden | Isaac Santos, University of Gothenburg | 2010, 2011, 2013, 2014, 2015, 2016,
2017, 2018 |
| Switzerland | Gregory de Souza, ETH Zurich | 2020, 2021, 2022, 2023, 2024, 2025 |
| Tunisia | Noureddine Zaaboud, National Institute of Marine Sciences and Technologies | 2015, 2019, 2020, 2021 |
| Turkey | Mustafa Yucel, Middle East Technical University, Institute of Marine Sciences | 2020, 2021, 2022, 2023, 2024, 2025 |
| United Kingdom | Alessandro Tagliabue, University of Liverpool | 2010, 2011, 2012, 2013, 2014, 2015, 2016,
2017, 2018, 2019, 2020, 2021, 2022, 2023,
2025 |
| United States | Bob Anderson, Lamont-Doherty Earth Observatory
Website: https://usgeotraces.ldeo.columbia.edu/ | 2010, 2011, 2012, 2013, 2014, 2015, 2016,
2017, 2018, 2019, 2020, 2021, 2022, 2023,
2024, 2025 |
