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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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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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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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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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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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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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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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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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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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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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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Insight into heavy metal resistome of soil psychrotolerant bacteria originating from King George Island (Antarctica) by Romaniuk, Krzysztof, Ciok, Anna, Decewicz, Przemyslaw, Uhrynowski, Witold, Budzik, Karol, Nieckarz, Marta, Pawlowska, Julia, Zdanowski, Marek K., Bartosik, Dariusz, Dziewit, Lukasz

“…The presence of heavy metals in Antarctica is an emerging issue, especially as (bio)weathering of metal-containing minerals occurs and human influence is more…”
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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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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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Emerging mosquitoes (Aedes nigripes) as a resource subsidy for wolf spiders (Pardosa glacialis) in western Greenland by Culler, Lauren E., Stendahl, Alexandra M., DeSiervo, Melissa H., Bliska, Hanna M., Virginia, Ross A., Ayres, Matthew P.

“…Aquatic insects are often consumed by terrestrial predators in Arctic tundra. However, this aquatic-terrestrial linkage may be disrupted by rapid warming that…”
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The Little Auk Alle alle: an ecological indicator of a changing Arctic and a model organism by Wojczulanis-Jakubas, Katarzyna, Jakubas, Dariusz, Stempniewicz, Lech

“…The Little Auk Alle alle is a small planktivorous auk breeding colonially in the High Arctic. Owing to its large population size and bi-environmental…”
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Changes in phytoplankton bloom phenology over the North Water (NOW) polynya: a response to changing environmental conditions by Marchese, Christian, Albouy, Camille, Tremblay, Jean-Éric, Dumont, Dany, D’Ortenzio, Fabrizio, Vissault, Steve, Bélanger, Simon

“…Marine ecological indicators can be used to assess the condition of the pelagic ecosystems. The bloom onset provides a warning bell for possible changes in…”
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Bird traits and their nutrient impact on terrestrial invertebrate populations by van der Vegt, W., Bokhorst, S.

“…Birds are a large nutrient vector from marine to terrestrial environments where the increased nutrient input typically results in greater primary production…”
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Ornithogenic mercury input to soils of Admiralty Bay, King George Island, Antarctica by Soares, Tuany Alves, Souza-Kasprzyk, Juliana, de Assis Guilherme Padilha, Janeide, Convey, Peter, Costa, Erli Schneider, Torres, João Paulo Machado

“…While long-range transport is believed to be the primary source of mercury (Hg) in Antarctica, it is known that seabirds transport organic matter, nutrients,…”
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