Angelika H. H. Renner
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View article: Comment on egusphere-2025-1537
Comment on egusphere-2025-1537 Open
View article: Nansen and Amundsen basins: Gradients of physico-chemical properties and biota composition with implications for future resource management of the central Arctic Ocean
Nansen and Amundsen basins: Gradients of physico-chemical properties and biota composition with implications for future resource management of the central Arctic Ocean Open
The projected transition of the central Arctic Ocean (CAO) into a warmer, seasonally ice-free ocean requires more knowledge of this environment to predict changes in the structure and dynamics of its ecosystems. We aimed to compare the sta…
View article: The impact of advection on a Subarctic fjord food web dominated by the copepod Calanus finmarchicus
The impact of advection on a Subarctic fjord food web dominated by the copepod Calanus finmarchicus Open
View article: Variability in upper ocean properties around the South Orkney Islands, Antarctica
Variability in upper ocean properties around the South Orkney Islands, Antarctica Open
The South Orkney Islands region is a highly productive environment situated between the Weddell Sea to the south and Scotia Sea to the north. Complex bathymetry around the island plateau strongly influences circulation and water mass excha…
View article: Intra- and interannual variability in the Atlantic Water inflow region north of Svalbard: sea ice, hydrography, nutrients and the potential for primary production
Intra- and interannual variability in the Atlantic Water inflow region north of Svalbard: sea ice, hydrography, nutrients and the potential for primary production Open
Atlantic Water (AW) is the major source of heat and nutrients to the Arctic Ocean. Changing AW inflow promotes sea ice decline and borealisation of marine ecosystems and affects primary production in the Eurasian Arctic. North of Svalbard,…
View article: From winter to late summer in the northwestern Barents Sea shelf: Impacts of seasonal progression of sea ice and upper ocean on nutrient and phytoplankton dynamics
From winter to late summer in the northwestern Barents Sea shelf: Impacts of seasonal progression of sea ice and upper ocean on nutrient and phytoplankton dynamics Open
View article: Environmental controls on macrozooplankton and fish distributions over diurnal to seasonal time scales in the northern Barents Sea
Environmental controls on macrozooplankton and fish distributions over diurnal to seasonal time scales in the northern Barents Sea Open
View article: Hydrography, inorganic nutrients and chlorophyll a linked to sea ice cover in the Atlantic Water inflow region north of Svalbard
Hydrography, inorganic nutrients and chlorophyll a linked to sea ice cover in the Atlantic Water inflow region north of Svalbard Open
Changes in the inflow of Atlantic Water (AW) and its properties to the Arctic Ocean bring more warm water,\ncontribute to sea ice decline, promote borealisation of marine ecosystems, and affect biological and particularly\nprimary producti…
View article: Inorganic carbon and nutrient dynamics in the marginal ice zone of the Barents Sea: Seasonality and implications for ocean acidification
Inorganic carbon and nutrient dynamics in the marginal ice zone of the Barents Sea: Seasonality and implications for ocean acidification Open
The Barents Sea is a productive Arctic shelf sea experiencing Atlantification with ocean warming, sea ice loss and increased influence of Atlantic Water. The impact of these changes on inorganic carbon and nutrient dynamics and ocean acidi…
View article: Seasonal patterns of vertical flux in the northwestern Barents Sea under Atlantic Water influence and sea-ice decline
Seasonal patterns of vertical flux in the northwestern Barents Sea under Atlantic Water influence and sea-ice decline Open
The northern Barents Sea is a productive Arctic inflow shelf with a seasonal ice cover and as such, a location with\nan efficient downward export of particulate organic matter through the biological carbon pump. The region is\nunder strong…
View article: Environmental and behavioural drivers of Antarctic krill distribution at the South Orkney Islands: A regional perspective
Environmental and behavioural drivers of Antarctic krill distribution at the South Orkney Islands: A regional perspective Open
Antarctic krill (Euphausia superba) is a key species in the marine ecosystem of the Southern Ocean, but is also the target of a commercial fishery, with an important fishing ground in the South Orkney Islands region. The potential for comp…
View article: Fifteen research needs for understanding climate change impacts on ecosystems and society in the Norwegian High North
Fifteen research needs for understanding climate change impacts on ecosystems and society in the Norwegian High North Open
View article: Multidisciplinary perspectives on living marine resources in the Arctic
Multidisciplinary perspectives on living marine resources in the Arctic Open
Many areas in the Arctic are vulnerable to the impacts of climate change. We observe large-scale effects on physical, biological, economic and social parameters, including ice cover, species distributions, economic activity and regional go…
View article: The One Ocean Expedition – Promoting ocean literacy around the globe
The One Ocean Expedition – Promoting ocean literacy around the globe Open
View article: Import of Atlantic Water and sea ice controls the ocean environment in the northern Barents Sea
Import of Atlantic Water and sea ice controls the ocean environment in the northern Barents Sea Open
The northern Barents Sea is a cold, seasonally ice-covered Arctic shelf sea region that has experienced major warming and sea ice loss in recent decades. Here, a 2-year observational record from two ocean moorings provides new knowledge ab…
View article: JC3 Winter gaps cruise
JC3 Winter gaps cruise Open
The Nansen Legacy (NL) JC3 cruise (19.02.-11.03.2022) aimed to fill regional, temporal and scientific gaps following the earlier NL cruises, in particular during the winter-to-spring transition and in the northern part of the NL transect t…
View article: Deliverable 1.10 Roadmap for a sustainable Arctic Observing System
Deliverable 1.10 Roadmap for a sustainable Arctic Observing System Open
<p>The INTAROS Roadmap describes the way forward to improve and sustain the observing capacity in the Arctic. The Roadmap addresses the full data delivery chain from observing sensors to data repositories with focus on in situ observ…
View article: Comment on os-2022-17
Comment on os-2022-17 Open
The northern Barents Sea is a cold, seasonally ice-covered Arctic shelf sea region that has experienced major warming and sea ice loss in recent decades. Here, a two-year observational record from two ocean moorings provides new knowledge …
View article: Import of Atlantic Water and sea ice control the ocean environment in the northern Barents Sea
Import of Atlantic Water and sea ice control the ocean environment in the northern Barents Sea Open
The northern Barents Sea is a cold, seasonally ice-covered Arctic shelf sea region that has experienced major warming and sea ice loss in recent decades. Here, a two-year observational record from two ocean moorings provides new knowledge …
View article: Mooring service cruise 2021
Mooring service cruise 2021 Open
The main objective of the joint Nansen Legacy and A-TWAIN/SIOS-InfraNor mooring service cruise was the recovery and deployment of the projects’ moorings in the Barents Sea and north of Svalbard. Additionally, CTD stations with water sampli…
View article: Pelagic ecosystem dynamics between late autumn and the post spring bloom in a sub-Arctic fjord
Pelagic ecosystem dynamics between late autumn and the post spring bloom in a sub-Arctic fjord Open
Marine ecosystems, and particularly fjords, are experiencing an increasing level of human activity on a year-round basis, including the poorly studied winter period. To improve the knowledge base for environmentally sustainable management …
View article: Large scale patches of Calanus finmarchicus and associated hydrographic conditions off the Lofoten archipelago
Large scale patches of Calanus finmarchicus and associated hydrographic conditions off the Lofoten archipelago Open
View article: Comment on tc-2021-21
Comment on tc-2021-21 Open
Abstract. In the Arctic, it is the Svalbard Archipelago that has experienced some of the most severe temperature increases in the last three decades. The temperature rise has accelerated de-icing along the archipelago's co…
View article: Mooring service cruise 2019
Mooring service cruise 2019 Open
The main objective of the joint Nansen Legacy and A-TWAIN/SIOS-InfraNor mooring service cruise was the recovery and deployment of the projects’ moorings in the Barents Sea and north of Svalbard. Additionally, CTD stations with water sampli…
View article: Drivers of Interannual Sea Ice Concentration Variability in the Atlantic Water Inflow Region North of Svalbard
Drivers of Interannual Sea Ice Concentration Variability in the Atlantic Water Inflow Region North of Svalbard Open
Sea ice concentration along the continental margin of the Arctic Ocean is influenced by a multitude of factors, including local freezing and melting due to atmospheric forcing, lateral advection of sea ice by winds and ocean currents, and …
View article: Suggested water mass definitions for the central and northern Barents Sea, and the adjacent Nansen Basin
Suggested water mass definitions for the central and northern Barents Sea, and the adjacent Nansen Basin Open
The current research focus on the northern Barents Sea and the adjacent Nansen Basin has highlighted a need for common reference terms when discussing water mass origins and modification processes. Several relevant water mass definitions h…
View article: Sea ice variability and maritime activity around Svalbard in the period 2012–2019
Sea ice variability and maritime activity around Svalbard in the period 2012–2019 Open
Climate change is strongly impacting the Arctic environment, leading to rapid sea ice loss. In some sectors, the retreating ice edge is perceived as an opportunity to expand and develop economic activities. Previous studies show this devel…
View article: Arctic Observations Identify Phytoplankton Community Composition as Driver of Carbon Flux Attenuation
Arctic Observations Identify Phytoplankton Community Composition as Driver of Carbon Flux Attenuation Open
The attenuation coefficient b is one of the most common ways to describe how strong the carbon flux is attenuated throughout the water column. Therefore, b is an essential input variable in many carbon flux and climate models. Marsay et al…
View article: Drivers of interannual sea ice variability on the Arctic continental margin north of Svalbard
Drivers of interannual sea ice variability on the Arctic continental margin north of Svalbard Open
<p>Sea ice concentration along the Arctic continental margin north of Svalbard is in decline, but superimposed on this trend is considerable interannual variability. Many factors impact sea ice in this region, including atmospheric c…
View article: Seasonal dynamics in hydrography and biogeochemical cycling in a sub-Arctic fjord
Seasonal dynamics in hydrography and biogeochemical cycling in a sub-Arctic fjord Open
<p>Coastal oceans and shelf regions play a key role in marine productivity and represent an important part of the global carbon cycle, however due to strong seasonal and temporal dynamics, the processes controlling the biogeochemical…