Search Results - "Polar biology"

Bottom trawl surveys in the northern Bering Sea indicate recent shifts in the distribution of marine species by Stevenson, Duane E., Lauth, Robert R.

“…The climate regime in the eastern Bering Sea has recently been dominated by a pattern of multi-year stanzas, in which several successive years of minimal…”
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The importance of understanding annual and shorter-term temperature patterns and variation in the surface levels of polar soils for terrestrial biota by Convey, P., Coulson, S. J., Worland, M. R., Sjöblom, A.

“…Ground temperatures in the top few centimetres of the soil profile are key in many biological processes yet remain very poorly documented, especially in the…”
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Polystyrene nanoparticles affect the innate immune system of the Antarctic sea urchin Sterechinus neumayeri by Bergami, E., Krupinski Emerenciano, A., González-Aravena, M., Cárdenas, C. A., Hernández, P., Silva, J. R. M. C., Corsi, I.

“…Plastic debris has been recognised as a potential stressor for Antarctic marine organisms. In this study, the effects of surface charged polystyrene…”
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Flights of drones over sub-Antarctic seabirds show species- and status-specific behavioural and physiological responses by Weimerskirch, Henri, Prudor, Aurélien, Schull, Quentin

“…Drones and unmanned aerial vehicles are increasingly used in research on wildlife. Their wide applications can also give interesting insights into habitat use…”
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Plastic ingestion by juvenile polar cod (Boreogadus saida) in the Arctic Ocean by Kühn, Susanne, Schaafsma, Fokje L., van Werven, Bernike, Flores, Hauke, Bergmann, Melanie, Egelkraut-Holtus, Marion, Tekman, Mine B., van Franeker, Jan A.

“…One of the recently recognised stressors in Arctic ecosystems concerns plastic litter. In this study, juvenile polar cod ( Boreogadus saida ) were investigated…”
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Contrast of warm and cold phases in the Bering Sea to understand spatial distributions of Arctic and sub-Arctic gadids by Baker, Matthew R.

“…The influence of climate on the dynamics of Arctic gadids is of increasing interest, particularly as research and survey effort expands in the Pacific Arctic…”
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A small unmanned aerial system for estimating abundance and size of Antarctic predators by Goebel, Michael E., Perryman, Wayne L., Hinke, Jefferson T., Krause, Douglas J., Hann, Nancy A., Gardner, Steve, LeRoi, Donald J.

“…Quantifying the distribution and abundance of predators is integral to many ecological studies, but can be difficult in remote settings such as Antarctica…”
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Changes in kelp forest biomass and depth distribution in Kongsfjorden, Svalbard, between 1996–1998 and 2012–2014 reflect Arctic warming by Bartsch, Inka, Paar, Martin, Fredriksen, Stein, Schwanitz, Max, Daniel, Claudia, Hop, Haakon, Wiencke, Christian

“…Arctic West Spitsbergen in Svalbard is currently experiencing gradual warming due to climate change showing decreased landfast sea-ice and increased…”
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Temperature-dependent growth and behavior of juvenile Arctic cod (Boreogadus saida) and co-occurring North Pacific gadids by Laurel, Benjamin J., Spencer, Mara, Iseri, Paul, Copeman, Louise A.

“…The thermal sensitivity of Arctic fish species is poorly understood, yet such data are a critical component of forecasting and understanding ecosystem impacts…”
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Update on the global abundance and distribution of breeding Gentoo Penguins (Pygoscelis papua) by Herman, Rachael, Borowicz, Alex, Lynch, Maureen, Trathan, Phil, Hart, Tom, Lynch, Heather

“…Though climate change is widely known to negatively affect the distribution and abundance of many species, few studies have focused on species that may…”
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Can heat shock protein 70 (HSP70) serve as biomarkers in Antarctica for future ocean acidification, warming and salinity stress? by Yusof, Nur Athirah, Masnoddin, Makdi, Charles, Jennifer, Thien, Ying Qing, Nasib, Farhan Nazaie, Wong, Clemente Michael Vui Ling, Abdul Murad, Abdul Munir, Mahadi, Nor Muhammad, Bharudin, Izwan

“…The Antarctic Peninsula is one of the fastest-warming places on Earth. Elevated sea water temperatures cause glacier and sea ice melting. When icebergs melt…”
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The importance of Calanus glacialis for the feeding success of young polar cod: a circumpolar synthesis by Bouchard, Caroline, Fortier, Louis

“…Understanding the feeding ecology of polar cod ( Boreogadus saida ) during its first year of life is crucial to forecasting its response to the ongoing…”
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Antarctic Pseudomonas spp. promote wheat germination and growth at low temperatures by Yarzábal, Luis Andrés, Monserrate, Lorena, Buela, Lenys, Chica, Eduardo

“…The development of cold-active biofertilizers and biopesticides could help improve sustainable agriculture in mountainous regions. With this aim, both…”
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Population trends of penguins in the French Southern Territories by Barbraud, Christophe, Delord, Karine, Bost, Charles A., Chaigne, Adrien, Marteau, Cédric, Weimerskirch, Henri

“…Penguins are important top consumers in marine food webs and are one of the most threatened bird families, especially by climate change and food web…”
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Elevated levels of ingested plastic in a high Arctic seabird, the northern fulmar (Fulmarus glacialis) by Trevail, Alice M., Gabrielsen, Geir W., Kühn, Susanne, Van Franeker, Jan A.

“…Plastic pollution is of worldwide concern; however, increases in international commercial activity in the Arctic are occurring without the knowledge of the…”
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Reduced seasonal sea ice and increased sea surface temperature change prey and foraging behaviour in an ice-obligate Arctic seabird, Mandt’s black guillemot (Cepphus grylle mandtii) by Divoky, G. J., Brown, E., Elliott, K. H.

“…While decreases in Arctic sea ice affect all marine communities in the Arctic Basin, the effects are greatest on the cryopelagic ecosystem and species with…”
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Antarctic phytoplankton community composition and size structure: importance of ice type and temperature as regulatory factors by Biggs, T. E. G., Alvarez-Fernandez, S., Evans, C., Mojica, K. D. A., Rozema, P. D., Venables, H. J., Pond, D. W., Brussaard, C. P. D.

“…Climate change at the Western Antarctic Peninsula (WAP) is predicted to cause major changes in phytoplankton community composition, however, detailed seasonal…”
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Estimating the average distribution of Antarctic krill Euphausia superba at the northern Antarctic Peninsula during austral summer and winter by Warwick-Evans, V., Fielding, S., Reiss, C. S., Watters, G. M., Trathan, P. N.

“…This study was performed to aid the management of the fishery for Antarctic krill Euphausia superba . Krill are an important component of the Antarctic marine…”
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A circumpolar review of the breeding distribution and habitat use of the snow petrel (Pagodroma nivea), the world’s most southerly breeding vertebrate by Francis, Josie, Wakefield, Ewan, Jamieson, Stewart S. R., Phillips, Richard A., Hodgson, Dominic A., Southwell, Colin, Emmerson, Louise, Fretwell, Peter, Bentley, Michael J., McClymont, Erin L.

“…Knowledge of the spatial distribution of many polar seabird species is incomplete due to the remoteness of their breeding locations. Here, we compiled a new…”
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Biodegradation of phenol by cold-adapted bacteria from Antarctic soils by Lee, Gillian Li Yin, Ahmad, Siti Aqlima, Yasid, Nur Adeela, Zulkharnain, Azham, Convey, Peter, Wan Johari, Wan Lutfi, Alias, Siti Aisyah, Gonzalez-Rocha, Gerardo, Shukor, Mohd Yunus

“…Phenol is an important pollutant widely discharged as a component of hydrocarbon fuels, but its degradation in cold regions is a great challenge due to the…”
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