Climate change impacts on Antarctic krill behaviour and population dynamics

S Kawaguchi, A Atkinson, D Bahlburg… - Nature Reviews Earth & …, 2024 - nature.com
Krill habitats in the Southern Ocean are impacted by changing climate conditions, reduced
sea ice and rising temperatures. These changes, in turn, affect krill occurrence, physiology …

[HTML][HTML] Organic or junk food? Microplastic contamination in Antarctic krill and salps

LW Johnston, E Bergami, E Rowlands… - Royal Society Open …, 2023 - ncbi.nlm.nih.gov
Microplastics (MP) have been reported in Southern Ocean (SO), where they are likely to
encounter Antarctic zooplankton and enter pelagic food webs. Here we assess the presence …

High inter‐and intraspecific niche overlap among three sympatrically breeding, closely related seabird species: Generalist foraging as an adaptation to a highly …

N Dehnhard, H Achurch, J Clarke… - Journal of Animal …, 2020 - Wiley Online Library
Ecological niche theory predicts sympatric species to show segregation in their spatio‐
temporal habitat utilization or diet as a strategy to avoid competition. Similarly, within species …

Organic or junk food? Microplastic contamination in Antarctic krill and salps

L Wilkie Johnston, E Bergami… - Royal Society …, 2023 - royalsocietypublishing.org
Microplastics (MP) have been reported in Southern Ocean (SO), where they are likely to
encounter Antarctic zooplankton and enter pelagic food webs. Here we assess the presence …

Drivers of phytoplankton distribution, abundance and community composition off East Antarctica, from 55-80° E (CCAMLR Division 58.4. 2 East)

AC Heidemann, KJ Westwood, A Foppert… - Frontiers in Marine …, 2024 - frontiersin.org
Southern Ocean phytoplankton form the base of the Antarctic food web, influencing higher
trophic levels through biomass and community structure. We examined phytoplankton …

Observed water-mass characteristics and circulation off Prydz Bay, East Antarctica

A Foppert, S Bestley, EH Shadwick… - Frontiers in Marine …, 2024 - frontiersin.org
Circulation and water masses in the greater Prydz Bay region were surveyed in the austral
summer 2021 (January-March) during the 'Trends in Euphausiids off Mawson, Predators …

Seabird and seal responses to the physical environment and to spatio-temporal variation in the distribution and abundance of Antarctic krill at South Georgia, with …

PN Trathan, S Fielding, V Warwick-Evans… - ICES Journal of …, 2022 - academic.oup.com
We used 22 years of seasonally and spatially consistent monitoring data to explore marine
predator–prey numerical response relationships. Specifically, we tested whether indices of …

Spatial link between Adélie penguin foraging effort and krill swarm abundance and distribution

J Riaz, S Bestley, S Wotherspoon, MJ Cox… - Frontiers in Marine …, 2023 - frontiersin.org
Understanding how predator foraging behaviour is influenced by the distribution and
abundance of prey is a fundamental challenge in marine foraging ecology. This is …

Citizen science and habitat modelling facilitates conservation planning for crabeater seals in the Weddell Sea

M Wege, L Salas, M LaRue - Diversity and Distributions, 2020 - Wiley Online Library
Aim Creating a network of marine protected areas in the Southern Ocean requires extensive
knowledge on species' abundances, distributions and population trends especially in the …

Serendipitous observations from animal-borne video loggers reveal synchronous diving and equivalent simultaneous prey capture rates in chinstrap penguins

JT Hinke, TM Russell, VR Hermanson, L Brazier… - Marine Biology, 2021 - Springer
Seabirds often engage in coordinated, cooperative foraging to improve detection and
capture of prey. An extreme example of such coordinated behavior is synchronicity, whereby …