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Soil carbon and nitrogen data from Arctic river deltas
This data set contains the data for 1,571 soil samples from Arctic river deltas including %organic carbon, %nitrogen, bulk density, water/ice content and calculated carbon and... -
Soil cores from Arctic river deltas
This data set provides a synthesis about available soil cores collected in Arctic river deltas. The data were compiled from already archived or published studies and includes... -
Pore water data of sediment core YC22_MR_8 off Herschel island (Yukon Coast 2...
In July 2022 within the framework of an Alfred-Wegener-Institute-managed expedition and the Nunataryuk project, sediment core YC22_MR_8 was taken off the coast of Herschel... -
Pore water data of sediment core YC22_MR_7 off Herschel island (Yukon Coast 2...
In July 2022 within the framework of an Alfred-Wegener-Institute-managed expedition and the Nunataryuk project, sediment core YC22_MR_7 was taken off the coast of Herschel... -
Geochemical data collected in a coastal permafrost environment in the Beaufor...
More than 55 samples of permafrost meltwater, beach groundwater, seawater, lake water and massive ice were collected along the coastal area of the Beaufort Sea to characterize... -
Biogeochemical data of sediment cores of Herschel island (Yukon Coast 2022)
In July 2022 within the framework of an Alfred-Wegener-Institute-managed expedition and the Nunataryuk project, sediment cores were taken at three locations, off the coast of... -
Phytoplankton pigment concentrations measured by HPLC in the surface water of...
The determination of phytoplankton using high performance liquid chromatography (HPLC) is detailed in Hooker et al. (2005; doi:10.1364/AO.44.000553) and Ras et al. (2008;... -
Remote sensing reflectance (Rrs) of the surface water of the Mackenzie Delta ...
Vertical profiles of downwelling irradiance (Ed) and upwelling radiance (Lu) were measured during legs 2, 3, and 4 using a Compact-Optical Profiling System (C-OPS) in an ICE-Pro... -
Fluorescent dissolved organic matter (FDOM) intensity (Parafac components and...
Fluorescent dissolved organic matter intensity was measured with an Aqualog®. Measurements were corrected for inner-filter effects and for the Raman and Rayleigh scattering... -
Particle absorption (aP) in the surface water of the Mackenzie Delta Region d...
Absorbance of particles retained on GF/F (0.7 µm) filters was measured using a Varian Cary 100 spectrophotometer equipped with an integrated sphere. Absorbance and reflectance... -
Colored dissolved organic matter absorption (aCDOM) and spectal slopes (S) in...
Measurement of CDOM absorption was conducted from a water sample within 12 hours of collection using an UltraPath liquid waveguide system (World Precision Instruments, Inc.)... -
Stable water isotopes (δ18O, δD, d-excess) in the surface water of the Macken...
Water samples for stable isotopes were collected untreated in 10 mL HDPE vials, sealed tightly, stored in the dark at 4°C. Measurements were conducted at the laboratory facility... -
Nutrient (NO3, NO2, PO4, SiO4) concentrations in the surface water of the Mac...
Water for nitrate (NO3), nitrite (NO2), phosphate (PO4) and silicate (SiO4) was filtered using an acid-washed 60-mL luer-lock syringe combined with an Acrodisc filter (GF/F 0.7... -
Bacteria cells in the surface water of the Mackenzie Delta Region during 4 ex...
Samples for bacterial abundance (1.5 mL) were preserved with glutaraldehyde (1% final concentration) and stored at -80°C. Samples were stained with SYBRTM Green I (Thermofisher... -
Particulate organic carbon (POC) and particulate organic nitrogen (PON) conce...
Particulate organic carbon (POC) and particulate organic nitrogen (PON) concentrations were obtained from water samples filtered on precombusted (450°C for >5 hours) 47mm... -
Dissolved organic carbon (DOC) concentration in the surface water of the Mack...
Water samples were filtered through 0.7 µm GF/F filter, and acidified with 25 µL Suprapur HCl (10 M) on the same day of sampling. DOC samples were stored and kept at 4°C in the... -
Suspended particulate matter (SPM), Total particulate carbon (TPC) and Total ...
Material for the determination of suspended particulate matter (SPM), total particulate carbon (TPC) and total particulate nitrogen (TPN) was obtained by filtering 300-700 mL... -
Temperature and salinity in the surface water of the Mackenzie Delta Region d...
During Leg 1, the CTD (CTD RBR Maestro) was manually lowered in the water through an ice hole. During legs 2 to 4, the CTD (CTD RBR Concerto) was installed on a Seabird... -
Hydrographic (CTD) profiles in the Mackenzie Delta Region during 4 expedition...
During Leg 1, the CTD (CTD RBR Maestro) was manually lowered in the water through an ice hole with a velocity of less than 0.3 ms-1 and an acquisition frequency of 6 Hz,... -
Hydrographical, biogeochemical and biooptical water properties in the Mackenz...
This dataset contains hydrographical, biogeochemical and bioptical data from four field campaigns to the Mackenzie Delta region from spring to fall in 2019. Focus of the...