on a previously unimaginable scale. One of the most obvious changes is the rapid decline in Arctic sea ice over the last two decades. This has a direct impact on Arctic microorganisms as more light is available [...] new production. In addition, ocean warming is leading to changes in the winter mixed layer in the North Atlantic, which has reduced the amount of silica entering the Arctic Ocean in recent decades. This

carbon dioxide removal and storage in the ocean. Team Photos seas4soCiety - Mexico 2022 seas4soCiety - Mexico 2022 seas4soCiety - Mexico 2022 seas4soCiety - Mexico 2022 Macrocarbon at Banco Español de Algas [...] blooms below snow-covered sea ice - Assmy, P. - 2017 - Nature: Scientific Reports Characterizing Spatial Variability of Ice Algal Chlorophyll a and Net Primary Production between Sea Ice Habitats Using Horizontal [...] during the record sea-ice minimum in 2012. A joint 234Th/238U and 210Po/210Pb study - 2016 - Roca-Marti, M. - Journal of Geophysical Research: Oceans Diazotroph Diversity in the Sea Ice, Melt Ponds, and

Bracher A. (2013) Photophysiological state of natural phytoplankton communities in the South China Sea and Sulu Sea. Biogeosciences Discuss., 10, 12115-12153, doi:10.5194/bgd-9-4727-2012. Wetzel G., Oelhaf H [...] Sidorenko D., Völker C., Ye Y., Zeising M., Hauck J. (2023) Ocean biogeochemistry in the coupled ocean-sea ice-biogeochemistry model FESOM2.1-REcoM3. Geoscientific Model Development: gmd-2023-2. doi [...] (2018) Assessing the influence of optically active constituents on the radiative heating of Laptev Sea surface waters. Extended abstract to Ocean Optics XXIV conference, Dubrovnik, 7 October 2018 - 12 October

(one engine) Range Day tours Max. speed 10 knots Operation area around Sylt and North Sea / Helgoland Crew 2 Days on Sea per year (2013) Day tours at stations plans Shipyard Fassmer GmbH & Co. KG, Germany [...] Environmentally friendly research in the Wadden Sea The 21-metre-long Mya II is the newest member of the AWI research fleet and sails for the AWI Sylt in the Wadden Sea between Sylt and Rømø as well as up to the [...] the island of Helgoland in the North Sea. "It may be our smallest research vessel, but it is highly modern and very well equipped for coastal research." Prof. Dr Karin Lochte, Director of the Alfred Wegener

white wooden motorboat Aade built in 1974 is on the move exclusively in the waters all around the North Sea island Helgoland. It runs out every single day to take samples for the Helgoland Roads long time [...] module. The Aade is the biggest "Börteboot" of Helgoland – the wooden boats are typical for the North Sea island. They bring passengers of ferries and holiday ships to the island and they are used also [...] PS (one engine) Range Day tours Max. speed 9 knots Operation area Around Helgoland Crew 2-3 Days on Sea per year (2013) Day tours at stations plans Shipyard Bootswerft H.Hatecke Freiburg/Elbe, Germany Scientists

titute operates two shallow-water cabled underwater observatories ( UWO ’s) in the Southern North Sea North off Helgoland ( Helgoland-UWO - 54° 11.700'N / 7° 52.600'E – Fig. 1) and in the Arctic Ocean [...] real-time data (NRT-Data) of the main hydrographical variables of the two AWI research sites “Southern North Sea” and “Kongsfjord”. Provide underwater power and data connection for short-term or long-term project

independent and genetically distinct invasions of the Pacific oyster Crassostrea gigas into the North Sea represent an ideal model system to study fast evolutionary responses of invasive populations. By

Transfer offices at the AWI Antarctic Office Marine Biodiversity Change Arctic Office North Sea Office Climate Office

Weddell Sea, has served as the base of operations for German Antarctic research. Further links Library in the Ice Antarctic Blog Position of the station Position data: Ekström Ice Shelf, Atka Bay, north-east [...] proven its value, both scientifically and logistically. The sea ice is only minutes away by Skidoo, while icebreakers can drop anchor at the sea-ice edge, virtually on the station’s doorstep. In a region [...] north-east Weddell Sea Coordinates: 70°40'S, 008°16'W The namesake Georg von Neumayer was a geophysicist and hydrographer who dedicated his life to the pursuit of science and the exploration of the Antarctic.

regionally. Offices at the AWI Antarctic Office Arctic Office Climate Office Marine Biodiversity Change North Sea Office Technology transfer Transfer storys