The Southern Ocean: Source and sink?
Many members of the benthic fauna of the Antarctic continental shelf share close phylogenetic relationships to the deep-sea fauna adjacent to Antarctica and in other ocean basins. It has been […]
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Read more of: The Southern Ocean: Source and sink?
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Biodiversity change after climate-induced ice-shelf collapse in the Antarctic
Read more of: Biodiversity change after climate-induced ice-shelf collapse in the AntarcticThe marine ecosystem on the eastern shelf of the Antarctic Peninsula was surveyed 5 and 12 years after the climate-induced collapse of the Larsen A and B ice shelves. An […]
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Diurnal rhythm in British Antarctic personnel
Read more of: Diurnal rhythm in British Antarctic personnelIntroduction: The diurnal rhythm of saliva cortisol and its association to adaptation, performance and health were examined in personnel over-wintering at two British Antarctic stations. Methods: In total, 55 healthy […]
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First fossil sponge from Antarctica and its palaeobiogeographical significance
Read more of: First fossil sponge from Antarctica and its palaeobiogeographical significanceLaocoetis piserai n. sp. (Hexactinellida, Porifera) from the mid-Cretaceous (i.e., Albian–Cenomanian) of James Ross Island is the first record of a fossil sponge from Antarctica. This new occurrence of a […]
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Late Miocene volcanic sequences in northern Victoria Land, Antarctica: products of glaciovolcanic eruptions under different thermal regimes
Read more of: Late Miocene volcanic sequences in northern Victoria Land, Antarctica: products of glaciovolcanic eruptions under different thermal regimesLate Miocene (c. 13-5 Ma) volcanic sequences of the Hallett Volcanic Province (HVP) crop out along > 250 km of western Ross Sea coast in northern Victoria Land. Eight primary […]
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The establishment of a new ecological guild of pollinating insects on sub-Antarctic South Georgia
Read more of: The establishment of a new ecological guild of pollinating insects on sub-Antarctic South GeorgiaWe report the establishment of two representatives of a new ecological functional group on the sub-Antarctic island of South Georgia – pollinating insects – in the form of the hoverfly […]
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In situ measurements of Antarctic snow compaction compared with predictions of models
Read more of: In situ measurements of Antarctic snow compaction compared with predictions of modelsWe describe in situ measurements of the compaction of Antarctic snow. At three different sites in Antarctica, the rate of compaction was measured hourly, over various depth intervals, for up […]
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Antarctic krill 454 pyrosequencing reveals chaperone and stress transcriptome
Read more of: Antarctic krill 454 pyrosequencing reveals chaperone and stress transcriptomeBackground: The Antarctic krill Euphausia superba is a keystone species in the Antarctic food chain. Not only is it a significant grazer of phytoplankton, but it is also a major […]
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Dynamics of seasonal movements by a trans-Pacific migrant, the Westland petrel
Read more of: Dynamics of seasonal movements by a trans-Pacific migrant, the Westland petrelKnowledge of the dynamics of long-distance migrations of pelagic seabirds is limited. Recent advances in tracking technology have yielded detailed, continuous accounts of the movements of individual seabirds over large […]
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Albatrosses following fishing vessels: how badly hooked are they on an easy meal?
Read more of: Albatrosses following fishing vessels: how badly hooked are they on an easy meal?Fisheries have major impacts on seabirds, both by changing food availability and by causing direct mortality of birds during trawling and longline setting. However, little is known about the nature […]
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Estimating ice thickness in South Georgia from SRTM elevation data
Read more of: Estimating ice thickness in South Georgia from SRTM elevation dataSouth Georgia is a glaciated island in the South Atlantic, which provides a primary nesting site for the albatrosses and petrels of the Southern Ocean. 60% of the island is […]