• ARCTOS research

    ARCTOS members and students are active in a wide range of research activities concerning Arctic marine ecology, from the molecular to the community level ranging from particles and plankton to […]

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  • What is ARCTOS?

    ARCTOS is a pan-arctic research network centered in Tromsø, Norway. We build bridges between senior and young scientists, national and international research, science and industry, science and culture, and add […]

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  • Why become a member?

    The ARCTOS membership provides several potential benefits for both researchers and students. For students, the ARCTOS PhD school provides an institutional home, where they can meet, exchange information, enhance their […]

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Gordon Research Conference 2025

The Gordon Research Conference (GRC) on Polar Marine Science took place in Tuscany, Italy, 9.-14.03.2025. This year’ s topic was Sea Ice as a Nexus in Polar Seas Between the Ocean and the Atmosphere. The ARCTOS network was contributing strongly to the meeting with an invited oral presentation by Karley Campbell, and in total ten posters from various projects. Bodil […]

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ARCTOS Days 2025

For years, ARCTOS has had a tradition of an annual event where our members meet, share science and enjoy the scenic views of Sommarøy. This year was no different, as nearly half of our members came to our event in early February with participants from almost all member institutions. The event kicked off with an Early Career Researcher (master student, […]

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News from 2024: new ARCTOS PhD Christine Gawinski

Christine Gawinski with her supervisors and evaluation committee. From left to right, top to bottom: Torstein Pedersen, Slawomir Kwasniewski, Camilla Svensen, Roy Ambli Dalmo, Andrew Hirst, Christine Gawinski and Kaja Balazy. Christine successfully defended her PhD thesis on October 31at UiT in Tromsø. The title of her thesis was: “Spatial and temporal patterns of mesozooplankton secondary production in the northern […]

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Leadership change in ARCTOS

More than two decades after its foundation, the ARCTOS network has transitioned to a female leadership, marking a generation change. Sünnje Basedow (professor at UiT – The Arctic University of Norway) and Eva Leu (senior researcher at Akvaplan-niva) take over for Rolf Gradinger and Paul Renaud who have been leading this successful network for the past years. ARCTOS was founded […]

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New ARCTOS PhD – Yasemin Bodur

Yasemin successfully defended her PhD thesis on June 28 at UiT in Tromsø. A title of her thesis was: “Aspects of the biological carbon pump in the Atlantic sector of the Arctic: Aggregation, vertical flux and pelagic-benthic coupling“, and can be downloaded here. Her supervisors have been: Professor Marit Reigstad, UiT; and senior scientist Paul Renaud, Akvaplan-niva. Yasemin’s thesis consists […]

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Two new ARCTOS PhDs – William Hatchett and Coralie Barth-Jensen

William successfully defended his PhD on March 10th at Nord University in Bodø. The title of his thesis is: ‘The brown algal genus Fucus: A unique insight into reproduction and the evolution of sex-biased genes‘ and can be downloaded HERE. His supervisors have been: Professor Galice Hoarau, FBA, Nord University; Researcher Alexander Jüterbock​, FBA, Nord University; and Researcher Agnieszka Lipinska, Max Planck Institute […]

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More new ARCTOS PhDs – Raphaëlle Descôteaux and Apollo Lizano

Raphaëlle successfully defended her PhD on October 5th at UiT in Tromsø. The title of her thesis is: ‘Meroplankton on Arctic inflow shelves: Diversity, seasonality and origins of benthic invertebrate larvae on the Barents and Chukchi shelves‘ and can be downloaded HERE. Her supervisors have been: Bodil Bluhm (UiT), Paul Renaud (Akvaplan-niva), Kim Præbel (UiT), Randi Ingvaldsen (IMR), and Jørgen […]

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ARCTOS PhD Forum 2023

The ARCTOS research network invites PhD candidates to a student workshop offering an exciting program for early career scientists working on issues related to Arctic science. The workshop is taking place January 30th to February 6th 2023, in conjunction with the Arctic Frontiers conference in Tromsø, and continues afterwards in Skjervøy, a small Arctic community north of Tromsø. As part […]

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Two more new ARCTOS PhDs – Erin Kunisch and Irina Zhulay

Erin successfully defended her thesis on May 31th and June 1st at UiT in Tromsø. The title of her thesis is: Sea ice dependence in Arctic marine organisms: life cycles, resource use, and trophic linkages and can be downloaded HERE. Her supervisors have been Bodil Bluhm (UiT), Øystein Varpe (University in Bergen), and Rolf Gradinger (UiT). Erin’s thesis consists of […]

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Two new ARCTOS PhDs: Maeve McGovern & Elliot Sivel

Maeve successfully defended her thesis on April 29th at UiT in Tromsø. The title of her thesis is: Land-Ocean Interactions in a Changing Arctic: Effects of terrestrial inputs on coastal food-web carbon source and contamination in Isfjorden, Svalbard and can be downloaded HERE. Her supervisors have been Amanda Poste (NIVA), Anita Evenset (Akvaplan-niva), Janne Søreide (UNIS), and Kathrine Borgå (UiO). […]

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