10009 to 10020 of 13838 results
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Chick provisioning rates and growth in Black-browed Albatross Diomedea melanophris and Grey-headed Albatross D. chrysostoma at Bird Island, South Georgia
Read more of: Chick provisioning rates and growth in Black-browed Albatross Diomedea melanophris and Grey-headed Albatross D. chrysostoma at Bird Island, South GeorgiaWe compared the parental division of labour and the pattern and rate of parental provisioning by two sympatric species of albatross of similar mass and breeding timetable but differing in […]
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Chick growth in albatrosses: curve fitting with a twist
Read more of: Chick growth in albatrosses: curve fitting with a twistWe present a new type of equation to describe the growth patterns of procellariiform seabirds and other species whose chicks characteristically lose mass towards the end of the rearing period. […]
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Proton and electron heating by radially propagating fast magnetosonic waves
Read more of: Proton and electron heating by radially propagating fast magnetosonic wavesWe investigate the propagation, growth, and decay of fast magnetosonic waves in the Earth’s magnetosphere which are believed to contribute to proton heating up to energies of a few hundred […]
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Electron pitch angle diffusion by electrostatic electron cyclotron harmonic waves: The origin of pancake distributions
Read more of: Electron pitch angle diffusion by electrostatic electron cyclotron harmonic waves: The origin of pancake distributionsIt has been suggested that highly anisotropic electron pancake distributions are the result of pitch angle diffusion by electrostatic electron cyclotron harmonic (ECH) and whistler mode waves in the equatorial […]
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Nuculidae (Bivalvia) in the Cape Melville Formation, King George Island, Antarctica, with an overview of the bivalve fauna
Read more of: Nuculidae (Bivalvia) in the Cape Melville Formation, King George Island, Antarctica, with an overview of the bivalve faunaNuculid bivalves of the Cape Melville Formation (Early Miocene, King George Island) are reviewed. Ten bivalve taxa are listed from the formation in the families Nuculidae (two species), Sareptidae, Malletiidae, […]
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Physical and behavioural influences on larval fish retention: contrasting patterns in two Antarctic fishes
Read more of: Physical and behavioural influences on larval fish retention: contrasting patterns in two Antarctic fishesWaters around South Georgia are amongst the most productive in the Southern Ocean, and support internationally important fisheries. However, there is significant inter-annual variability in fish stocks, and some species […]
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Frontal zones, temperature gradient and depth characterize the foraging habitat of king penguins at South Georgia
Read more of: Frontal zones, temperature gradient and depth characterize the foraging habitat of king penguins at South GeorgiaInvestigating the responses of marine predators to oceanographic structures is of key importance for understanding their foraging behaviour and reproductive success. Using Global Positioning System (GPS) and Time-Depth-Temperature-Recorder (TDR) tags, […]
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Living probes into the marine environment – apex predators as oceanographic platforms
Read more of: Living probes into the marine environment – apex predators as oceanographic platformsThe primary obstacles to the collection of oceanographic data are the limitations of sampling i n time and in three-dimensional space. Ship-board surveys are well designed for detailed sampling at […]
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Raman spectroscopy of pigments and oxalates in situ within epilithic lichens: Acarospora from the Antarctic and Mediterranean
Read more of: Raman spectroscopy of pigments and oxalates in situ within epilithic lichens: Acarospora from the Antarctic and MediterraneanFourier Transform laser Raman spectroscopy was used to generate diagnostic spectra for pigments and biodegradative calcium oxalate in situ in two yellow-pigmented species of the lichen genus Acarospora from contrasting […]
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Artificial surface pressure trends in the NCEP–NCAR reanalysis over the Southern Ocean and Antarctica
Read more of: Artificial surface pressure trends in the NCEP–NCAR reanalysis over the Southern Ocean and AntarcticaAn examination of 50 years of the National Centers for Environmental Prediction (NCEP)–National Center for Atmospheric Research (NCAR) reanalysis from 1949 to 1998 reveals that significant spurious trends occur in […]