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Marine

Arctic carbon

Atmospheric methane and carbon dioxide and surface water methane during SWERUS-C3

Atmospheric observations of CH₄, CO₂, and dissolved CH₄ in surface waters, during leg 1 of the SWERUS-C3 project in the Arctic Ocean in July and August...

Biomarker and bulk organic carbon data for surface sediments across the Laptev Sea

This dataset was compiled for a study that aims to assess the fate of terrestrial organic carbon in the Arctic marine environment by exploring how it changes...

Bulk organic carbon and biomarker data for the marine sediment core SWERUS-L2-4-PC1, Chukchi Sea, Arctic Ocean

This dataset was created to reconstruct the historical remobilization of permafrost carbon from the Beringian landmass to the Chukchi Sea. We analyzed carbon...

Bulk organic carbon, isotopes and mineral surface area for surface sediments across the Laptev and East Siberian Sea

This dataset was compiled to quantify degradation of terrigenous organic carbon in surface sediments across the Laptev and East Siberian Sea. It includes raw...

Centennial-scale sediment records of organic matter supply and degradation status from the East Siberian Sea

Bulk properties (organic carbon content, nitrogen content, mineral surface area, stable and radiocarbon isotopes), as well as biomarker concentrations (lignin...

Cross-shelf transport time and degradation rates for terrestrial organic matter in the Laptev Sea

This dataset contains compound-specific radiocarbon dates for long-chain fatty acids (specific terrestrial biomarkers) along a 600-km transect from the Lena...

Dissolved organic carbon (DOC) concentrations and its optical properties in the Laptev and East Siberian Seas 2003–2011

This dataset was compiled for a study that aims to assess spatial and interannual distributions of chromophoric dissolved organic matter in the Laptev and East...

Lithology and thermal data from subsea permafrost drillcores of the SE Laptev Sea

Lithology and thermal data from four drill cores used in a study that documents current rates and mechanisms of subsea permafrost degradation in the East...

Organic carbon data from the Eurasian Arctic Shelf

Percentage of permafrost organic carbon resequestered by iron oxides in the Eurasian Arctic Shelf. Overall, the 15 ± 5% in the Laptev Sea and 6.4 ± 5% in...

Seawater Carbonate System, Ocean Acidification and Related Parameters in the East Siberian Arctic Shelf Seas

This dataset builds on an order of magnitude more observations than reports to date on Ocean Acidification (OA) in the Arctic Ocean; and, for the first time in...

Sediment cores

Data from IODP Site U1338 and DSDP Site 573

Data comprise bulk and fine fraction C and O stable isotopes, carbonate content, coarse fraction content, age and depths of samples from IODP Site U1338 and...

Heinrich 0 on the east Canadian Margin

Data series of Ca/Sr, CaCO₃, TOC, Calcite, Dolomite, Grayscale, and selected biomarkers from sediment core AI07–14G from Placentia Bay, Newfoundland. The...

In-situ Temperature, Thermal Conductivity and Heat Flow of East Siberian Margin Sediments

Summary of published data used to calculate marine heat flow at sediment coring stations on SWERUS-C3-L2 in 2014. The data file includes A.) Summary table of...

Marine sediment core data from Chukchi Sea, Arctic Ocean, core SWERUS-L2-2-PC1

Data from sediment core SWERUS-L2-2-PC1. The core was collected during the SWERUS-C3 expedition with icebreaker Oden 2014. Core length: 8.2 m. Coring site:...

Marine sediment core data from Chukchi Sea, Arctic Ocean, core SWERUS-L2-4-PC1

Data from sediment core SWERUS-L2-4-PC1. The core was collected during the SWERUS-C3 expedition with icebreaker Oden 2014. Core length: 6.1 m. Coring site:...

Marine sediment core data from De Long Trough, Siberian margin and slope, Arctic Ocean

Sediment core data from four sites in the East Siberian Sea, Arctic Ocean. The cores were collected during the SWERUS-C3 expedition with icebreaker Oden 2014....

Marine sediment core data from the Lomonosov Ridge off Greenland, Arctic Ocean

Sedimentological data from six marine sediment cores collected from the Lomonosov Ridge, Arctic Ocean. The sediment cores were collected on two separate...

North Atlantic Eocene Oligocene foraminiferal stable isotope and Mg/Ca proxy data

Benthic and planktic foraminifera oxygen and carbon stable isotope measurements from four North Atlantic deep sea drill sites from the late Eocene to early...

Paleoceanographic proxy data sets from the Eocene-Oligocene boundary interval of ODP Site 1218, eastern Equatorial Pacific

Paleoceanographic proxy records from Ocean Drilling Program Site 1218 in the eastern equatorial Pacific (EEP): (1) stable isotope (δ¹⁸O and δ¹³C)...

Sediment cores for the LOMROG expedition 2007

Icebreaker Oden's trackline during the Lomonosov Ridge off Greenland (LOMROG) exedition 2007.

Sediment cores from the Ymer 80 expedition

Sediment cores retrieved during the Ymer 80 expedition with Swedish icebreaker Ymer. All the cores are strored at Stockholm University

The 3.6 ka Aniakchak tephra in marine sediments from the Chukchi Sea, Arctic Ocean

The eruption of the Alaskan Aniakchak volcano of 3.6 thousand years ago was one of the largest Holocene eruptions worldwide. The resulting ash is found in...

Ship tracks

Coring sites for the ACEX expedition 2004

The site location for the cores retrieved during the International Ocean Drilling Program (IODP) Leg 302, also known as Arctic Coring Expedition (ACEX).

Ship track line for the ACEX expedition 2004

Icebreaker Oden's trackline during the International Ocean Drilling Program (IODP) Leg 302, also known as Arctic Coring Expedition (ACEX).

Ship track line for the AGAVE expedition 2007

Icebreaker Oden's trackline during the Arctic Gakkel Vents Expedition (AGAVE) 2007.

Ship track line for the LOMROG expedition 2007

Icebreaker Oden's trackline during the Lomonosov Ridge off Greenland (LOMROG) exedition 2007.

Ship track line for the OSO0708 expedition 2007–2008

Icebreaker Oden's trackline during the Oden Southern Ocean expedition 2007–2008.

Ship track line for the OSO0910 expedition 2009–2010

Icebreaker Oden's trackline during the Oden Southern Ocean expedition 2009–2010

Ship track line for the OSO1011 expedition 2010–2011

Icebreaker Oden's trackline during the Oden Southern Ocean expedition 2010–2011

Ship track line for the Russian nuclear icebreaker Sovetskiy Soyuz during ACEX expedition 2004

Russian nuclear icebreaker Sovetskiy Soyuz trackline during the International Ocean Drilling Program (IODP) Leg 302, also known as Arctic Coring Expedition...

Ship track line for the SAT expedition 2009

Icebreaker Oden's trackline during the Sea Acceptance Test 2009

Track line for NEGC 2008 expedition off East Greenland

Icebreaker Oden's trackline during the NEGC 2008 expedition.

Track line for Petermann 2015 expedition off North-West Greenland

Icebreaker Oden's trackline during the Petermann 2015 expedition.

 

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ASCOS Acoustic Arctic Arctic Ocean Arctic boundary layer Arctic clouds Arctic gateways Arctic shelf seas Arctic shelves Arctic strait Atlantic meridional overturning circulation Baltic Sea Bathymetry Benthic Foraminifera Benthic foraminifera Bering Strait Biogenic aerosols Biomarkers Biostratigraphy Bubble Bulk carbonate CDOM CTD Carbon Carbon and oxygen isotopes Carbon cycle Carbon cycling Carbon dioxide Carbon isotope Carbon system Chirp Chronology Chukchi Sea Climate Climate change feedback Climate model Climate modelling Climate sensitivity Coastal erosion Compound-specific radiocarbon DOC De Long Trough Deep sea Deep water Deglaciation Degradation Degradation rates Detrital carbonate Dissolved organic carbon East Siberia East Siberia permafrost East Siberian Margin East Siberian Sea Eastern Equatorial Pacific Echo sounder Eocene Eocene-Oligocene Transition Equatorial Pacific Glacier-proximal Greenhouse Greenhouse gas Greenland Gyre index HMW plant-wax lipids Heinrich 0 Herald Canyon High Arctic Holocene Hydrography IBCAO IBCSO ISSS-08 Iron oxides Isotopes Kongsfjorden Labrador Sea Laptev Sea Late Miocene-early Pliocene Lignin Lithostratigraphy LoTUS Lomonosov Ridge Mapping Marine Marine Heat Flow Marine chemistry Marine geology Mercury Meridional overturning circulation Methane Methylmercury Mg/Ca Midwater Morphology Multibeam bathymetry Newfoundland North Atlantic Nutrients Ocean Ocean acidification Ocean circulation Oceanography Oligocene Optical properties Organic carbon Oxygen Oxygen concentration Palaeoceanography Palaeoclimate Paleoceanography Past carbon cycling Permafrost Petermann Glacier Placentia Bay Planktic foraminifera Planktonic foraminifera Pleistocene Pressure Productivity Radiation Radiocarbon Reservoir age SWERUS-C3 Salinity Seafloor Seafloor mapping Seafloor morphometry Sediment size fractions Sediment transport Sedimentology Sediments Seismoacoustic Sequestration Simrad EK80 Single beam Southern Quark Stable isotopes Sub-Arctic Sub-bottom profiling Subsea permafrost Subsurface ocean temperature Surface water Tempelfjorden Temperature Tephra Timeseries Track line Transport Turbidity Turborotalita quinqueloba Turbulent fluxes Vertical profiles Volume transport connectivity Water column X-ray diffraction Åland Sea