The role of biota in the Southern Ocean carbon cycle

PW Boyd, KR Arrigo, M Ardyna, S Halfter… - Nature Reviews Earth & …, 2024 - nature.com
Abstract The Southern Ocean, although relatively understudied owing to its harsh
environment and geographical isolation, has been shown to contribute substantially to …

Sea‐Ice Impacts Inter‐Annual Variability of Phytoplankton Bloom Characteristics and Carbon Export in the Weddell Sea

IS Giddy, SA Nicholson, BY Queste… - Geophysical …, 2023 - Wiley Online Library
Abstract The Antarctic Marginal Ice Zone (MIZ) accounts for 15% of the Southern Ocean's
primary production (PP), but limited data has hindered understanding of its variability and …

[HTML][HTML] A hydrothermal plume on the Southwest Indian Ridge revealed by a multi-proxy approach: Impact on iron and manganese distributions (GEOTRACES GS02)

C Baudet, E Bucciarelli, G Sarthou, C Boulart… - Marine Chemistry, 2024 - Elsevier
Abstract Iron (Fe) and manganese (Mn) are crucial micronutrients that limit oceanic primary
productivity in the Southern Ocean. It has been recently suggested that hydrothermal activity …

[HTML][HTML] A culture-independent approach, supervised machine learning, and the characterization of the microbial community composition of coastal areas across the …

BN Rekadwad, YS Shouche, K Jangid - BMC microbiology, 2024 - Springer
Background Coastal areas are subject to various anthropogenic and natural influences. In
this study, we investigated and compared the characteristics of two coastal regions, Andhra …

[HTML][HTML] Exploring the relationship between sea ice and phytoplankton growth in the Weddell Gyre using satellite and Argo float data

CC Douglas, N Briggs, P Brown, G MacGilchrist… - Ocean …, 2024 - os.copernicus.org
Some of the highest rates of primary production across the Southern Ocean occur in the
seasonal ice zone (SIZ), making this a prominent area of importance for both local …

Quantifying circumpolar summer habitat for Antarctic krill and Ice krill, two key species of the Antarctic marine ecosystem

B Merkel, P Trathan, S Thorpe… - ICES Journal of …, 2023 - academic.oup.com
Antarctic krill (Euphausia superba) and Ice krill (Euphausia crystallorophias) are key species
within Southern Ocean marine ecosystems. Given their importance in regional food webs …

Photophysiological response of autumn phytoplankton in the Antarctic Sea-Ice Zone

A Singh, S Fietz, SJ Thomalla, N Sanchez… - Biogeosciences …, 2023 - bg.copernicus.org
The High Nutrient-Low Chlorophyll condition of the Southern Ocean is generally thought to
be caused by the low bioavailability of micronutrients, particularly iron, which plays an …

The Troll Observing Network (TONe): plugging observation holes in Dronning Maud Land, Antarctica

CA Pedersen, B Njåstad, W Aas, EMK Darelius… - Polar Research, 2024 - duo.uio.no
Understanding how Antarctica is changing and how these changes influence the rest of the
Earth is fundamental to the future robustness of human society. Strengthening our …

Factors controlling the phytoplankton crops, taxonomic composition, and particulate organic carbon stocks in the Cosmonaut Sea, East Antarctica

Y Li, J Zhao, D Li, J Pan, J He, J Hu, P Yu… - Journal of Oceanology …, 2024 - Springer
Abstract The ecosystems in Southern Ocean (SO) are undergoing significant changes in the
context of climate change. To identify environment-phytoplankton feedbacks in SO, seawater …

[HTML][HTML] Phytoplankton bloom distribution and succession driven by sea-ice melt in the Kong Håkon VII Hav

M Lenss, S Moreau, T Hattermann… - Elementa: Science of …, 2024 - online.ucpress.edu
The existence of ice-edge phytoplankton blooms in the Southern Ocean is well described,
yet direct observations of the mechanisms of phytoplankton bloom development following …