Global warming affects the Arctic much faster than the rest of the globe, with the highest amplitude of temperature rise occurring during the Polar Night. To determine the...

This dataset contains abiotic and biotic data from sediment samples from four sites in the northwestern Weddell Sea. Data are provided for sediment pigments (chlorophyll a and...

Pigment concentration and pigment-based phytoplankton community composition data from a KOSMOS mesocosm experiment carried out in the frame work of the Ocean Artificial...

This dataset contains sedimentary parameter grain size distribution measured from Multicorer (MUC) samples from the Bundesanstalt für Geowissenschaften und Rohstoffe (BGR,...

Around the Antarctic Peninsula (North-Western Weddell Sea, Bransfield Strait, Drake Passage) sediment samples were collected with a MUC6 multicorer. Cores were subsampled for...

Around the Antarctic Peninsula (North-Western Weddell Sea, Bransfield Strait, Drake Passage) water samples for measurements of chlorophyll-a were collected with Niskin bottles...

Polar Regions are facing rapid temperature increase. Combined with other factors temperature increase might have a strong impact on foundation species in Arctic shallow-water...

To calibrate the hyperspectral imaging (HSI) index values from the sediments of Holzmaar (HZM19) to concentration, a spectrophotometrically measured pigment analysis (Butz et...

The elemental composition of the composite sediment record from HZM19 was obtained using the ITRAX XRF Core Scanner at the GEOPOLAR lab (University of Bremen) using a Cr tube...

Scanning of magnetic susceptibility for all core sections of HZM19 has been carried out using the Bartington MS2 point sensor with step size set to 4 mm. Here only the...

Hyperspectral image (HSI) scanning of the composite record from Holzmaar (HZM19) was measured using a Specim PFD-CL-65-V10 E line scan camera (University of Bern, Switzerland)....

XRF measurements in 0.2 to 1 mm increments with an ITRAX XRF core scanner (Cox Analytics) and Cr tube (Croudance et al. 2015, doi:10.1007/978-94-017-9849-5 ). The sediment core...

Magnetic susceptibility (MS) measurements in 4 mm increments with a Bartington MS2E sensor mounted to a measuring bench (Nowaczyk, 2002, doi:10.1007/0-306-47669-X_8). The...

Pigments measurements (RABD671 and RABD845) were made by Specim PFD-CL-65V10E linescan camera following the methods of (Butz et al., 2015, doi:10.1117/1.JRS.9.096031), at a...

Diatom analyses were done following (Battarbee, 1986; Battarbee et al., 2002; doi:10.2478/s11756-019-00407-8). Including an updated list of names. The sediment core HZM19 was...

Chronology is based on Birlo et al. 2023, the Age is in calibrated years Before Present. The sediment core HZM19 was collected in 2019, from Holzmaar, West-Eifel Volcanic Field...

C, N and S analysed with a CNS elemental analyser (EuroEA, Eurovector). Biogenic silica was measured following the leaching method of Müller & Schneider (1993,...

Chl and Bphe were measured with ultraviolet–visible photospectrometry (UV-VIS) using combined protocols of Lami et al. (1994, doi:10.1007/978-94-017-2095-3_7) and Pniewski...

This dataset contains biotic and abiotic data from water-column samples taken with Niskin bottles mounted on the CTD rosette from 14 sites in the Weddell Sea (mostly...

This dataset contains abiotic and biotic data from sediment samples from nine sites in the Weddell Sea (mostly South-Eastern). Data are provided for sediment pigments...