Portal Home
Thumbnail Icon Science Keywords > BIOSPHERE



Refine by Category
 
Refine by Full Text

 

338 Titles Match Your Query
Showing 1 through 50 of 338 Next
1. Biological, physical and chemical parameters in water and microbial mat samples from ponds in the Labyrinth area of Wright Valley [K081_2003_2005_NZ_1]
Water and microbial mat communities of the ponds in the Labyrinth area of Wright Valley was investigated to test the hypothesis that the gradient in climatic severity associated with latitudinal and ...


2. Predicting contaminant impacts at Lake Vanda, Antarctica [K094_1995_1997_NZ_1]
Samples of water, phytoplankton, sediment, soil and bacterial mat were sampled from Lake Vanda and the old Vanda station site, in order to determine the fate of trace metal contaminants and their ...


3. Muscle histochemistry and characterization of the different metabolic types in fin and trunk muscles [K012_1983_1984_NZ_2]
Four species of Antarctic fish were collected near Scott Base including Pagothenia borchgrevinki, Dissostichus mawsoni, Trematomus bernacchii (all from the Ross Sea) and Rhigophila dearborni (obtained ...


4. Mutation and extinction rates in Adelie penguin (Pygoscelis adeliae) populations from fossil bones and blood samples collected from several sites in the Ross Sea Region [K030_2001_2005_NZ_1]
Recent studies on the evolution of mitochondrial DNA in Adelie penguins has found high rates of mutation sparking a major controversy and raising the question of whether evolutionary rates are high ...


5. Natural spatial subsidies in continental Antarctic soil [K052_2001_2005_NZ_1]   CHILD DIFs
The soils of the McMurdo Dry Valleys are hypothesized to rely on external sources of nutrients (carbon, nitrogen, etc). The importance of these spatial subsidies on productivity and biological diversity ...


6. Nest success (eggs laid, hatched and chick survival) of south Polar Skuas at Cape Bird [K121_1986_1987_NZ_3]
Siblicide in nestling South Polar Skuas was investigated at Cape Bird. Skua nests were located and monitored (112 in the 86-87 season, 165 in the 87-88 season and 173 in the 88-89 season). Their ...


7. Nitrogen fixation and carbon assimilation rates of fumarole plants from the Mt Erebus crater rim [K024_1979_1980_NZ_1]
Sterile samples of plants were taken from Mt. Erebus crater rim and returned to New Zealand for in situ acetylene reduction assays for nitrogen fixation and 14C assimilation assays.


8. Nutrient transfer from penguin colonies to the vegetation at Cape Hallett: A measurement of the transfer of organic nitrogen in the form of ammonia [K024_2004_2006_NZ_3]
The transfer of nutrients from marine to terrestrial ecosystems are though to be important for vegetation. The transfer rate of organic nitrogen in the form of ammonia from the penguin colonies to ...


9. Observation of a skua club at Cape Bird to determine why they exist [K014_1970_1971_NZ_2]
Not far from breeding skuas in a colony there is often a flock of essentially non-breeding birds which is commonly known as the club. The purpose of the club was determined by constant observation ...


10. Observations of feeding chase behaviour, attendance patterns and foraging trip durations of adults to determine the function of feeding chase behaviour in adelie penguins (Pygoscelis adeliae) [K063_2004_2006_NZ_1]
Adelie penguins exhibit a unique form of behaviour known as the feeding chase, whereby a parent is chased by its creche aged chicks before feeding them. The brood reduction hypothesis proposes that ...


11. Observations of intraspecific aggressive behaviour in the adelie penguin (Pygoscelis adeliae) [K017_1967_1971_NZ_1]
The cause, function, effect and patterns of behaviour in penguin fighting on the colony was determined from long periods of direct observations of banded penguins and on set-period recordings of all ...


12. Obtaining action spectrum and biological weighting functions for UVR effects on larvae of a suite of Antarctic invertebrates, McMurdo Sound [K068_2004_2006_NZ_1]
The effect of UVR on biological systems is wavelength dependent. Action spectrum for DNA damage is an essential component of understanding the effects of increased UVB on a range of Antarctic invertebrate ...


13. Oceanography, sea seismic surveys and benthic surveys of the New Zealand sub-Antarctic Islands areas (Auckland and Campbell Islands), the Macquarie Ridge area and the ocean between New Zealand and the Ross Sea [K002_1959_1963_NZ_1]
Oceanographic, sea seismic surveys and benthic surveys were conducted aboard research vessels (HMNZS Endeavour, Wilhoite, Rotoiti, USS Burton Island) between 1959 and 1963. The principal aim of the ...


14. Parasitological studies in organisms found in McMurdo Sound [K012_1973_1978_NZ_1]
A research programme in parasitology was conducted over several seasons, investigating several different organisms in the McMurdo Sound region. In the 1973-74 season, a study of the parasite burden ...


15. Pelagic ecosystem investigations of McMurdo Sound: plankton species composition and density, ocean environmental factors, levels of seston, bacteria analysis and ice algae composition [K014_1979_1980_NZ_1]
Comparisons of water column productivity and processes was completed by comparing 4 sites including on the edge of the McMurdo Ice Shelf some 12km west of Cape Armitage, off Scott Base on the east ...


16. Photosynthesis, fluorescence and microclimate measurements of several species of mosses and lichens from Botany Bay at Granite Harbour [K024_1991_1992_NZ_1]
The photosynthetic rate of Antarctic mosses and lichens was studied with investigations into the effects of high levels of light radiation and of possible UV effects. The mosses Pottia heimii, Bryum ...


17. Photosynthetic physiology (CO2/O2 exchange, optimum temperature and light levels) of common bryophytes species that grow in the melt streams from glaciers in the Dry Valleys [K024_1979_1980_NZ_3]
Previous work (by Rostofer, 1970) covered the photosynthetic physiology of two common bryophyte species (Bryum antarcticum and B. Argenteum) found in the melt-streams from glaciers in the Dry Valleys ...


18. Physical, chemical and biological characteristics of soils from the upper Garwood Valley, Ross Sea Region, 2002-2006. [K052_2004_2005_NZ]   PARENT DIF
These data consist of a number of subsets of soil samples gathered from the upper Garwood Valley in January 2002, January 2003, January 2005 and January 2006. Replicate randomly-located samples of ...


19. Physical, chemical and biological characteristics of soils from the western Wright Vanda (Lake Vanda district), Ross Sea Region, 2006 [K052_2005_2006_NZ]   PARENT DIF
These data consist of a number of subsets of soil samples gathered from the Wright Valley in January 2006. Replicate randomly-located samples of surface soils to 10 cm depth have been gathered from ...


20. Physiology of Arthropods (Collembola) at Cape Hallett [K140_2002_2003_NZ_2]
Environmental physiology of three species of springtails (Hexapoda: Collembola): (1) Isotoma klovstadi (Isotomidae), (2) Cryptopygus cisantarcticus (Isotomidae) and (3) Friesia grisea (Neanuridae). ...


21. Plankton and epibenthos sampling from Cape Bird for the University of Canterbury collection and studies [K014_1976_1977_NZ_2]
Epibenthos samples were taken at 2100 each night from the 25 November until the 17 December, 1976 of the plankton and epibenthos immediately adjacent to the shore in front of the wet lab stationed ...


22. Plankton investigations in the Ross Sea in relation to seawater parameters [K014_1970_1971_NZ_6]
Plankton and water was sampled from a site at Cape Bird and the parameters measured include: salinity, light, temperature, biomass of zooplankton and phytoplankton, species identification of zooplankton ...


23. Planktonic community structure and species interactions in melt ponds on the McMurdo Ice Shelf and at Cape Bird [K083_1991_1992_NZ_1]
Depth integrated water samples were taken from 20 ponds near Bratina Island on the McMurdo Ice Shelf and 6 ponds from Cape Bird to characterise the planktonic community structure of the ponds and ...


24. Plant biodiversity survey of the Cape Hallett region [K024_2004_2006_NZ_1]
Changes in biodiversity (the numbers, types and amount of terrestrial lichens and mosses) are expected to be one signal for environmental change. Better collection techniques, better identification ...


25. Plant biodiversity survey of the Granite Harbour, Darwin Glacier and Cape Crozier regions [K024_2006_2008_NZ_2]
The distribution and identity of lichens, mosses and endolithic algae were examined at sites around Granite Harbour, the Darwin Glacier and Igloo Spur at Cape Crozier to extend sampling of the Ross ...


26. Plasma protein profiles of severely ice-damaged Notothenioidei fish [K058_2005_2008_NZ_2]
A small percentage of the notothenioid fish caught in the McMurdo Sound or Terra Nova Bay region were found to have what was classed as ice damage (oedema) in their eyes, potentially resulting from ...


27. Population counts and monitoring of the breeding cycle of Adelie penguins (Pygoscelis adeliae) at Cape Hallett and an investigation of the Cape Adare colony [K017_1960_1961_NZ_1]
The total size of the breeding population of Adelie penguins at Cape Hallett was determined by counting all the occupied sites at the period when the adult population was near its zenith. The colony ...


28. Population counts and monitoring of the breeding cycle of Adelie penguins (Pygoscelis adeliae) throughout an entire breeding season at Cape Royds [K122_1959_1960_NZ_1]
The breeding colony at Cape Royds was kept under daily observations during an entire breeding season before birds started arriving (only 17 present when observations started) until all birds had departed ...


29. Population counts of the Adelie penguin at Cape Hallett [K017_1968_1969_NZ_3]
The Adelie penguin colony at Seabee Spit, Cape Hallett was first discovered in 1956 and estimates then and later (Reid, 1964) detailed counts of the population was used to compare with a census conducted ...


30. Population dynamics of Weddell seals (Leptonychotes weddelli) in McMurdo Sound and the Victoria Land Coast: movement in the area, sub-adult populations, age structure and reproductive condition [K017_1960_1973_NZ_1]
The population parameters of the Weddell seal in McMurdo Sound was initiated in the 1965-66 season following a 4 year study of the reproductive cycle of the Weddell seal and 2 years of tagging by ...


31. Population ecology of the South Polar skua at Cape Hallett: 1967-1969 [K017_1966_1969_NZ_1]
A banding study of the South Polar Skua (Catharacta maccormicki) was conducted over three field seasons (1966/67, 1967/68 and 1968/69) at Cape Hallett. A swinging door type trap was constructed in ...


32. Population regulation and demography in Adelie penguins (Pygoscelis adeliae) at Cape Hallett. [K122_2004_2005_NZ_3]
This study aims to investigate the factors regulating population size and colony distribution of Adelie penguins (Pygoscelis adeliae) at Cape Hallett. Data was collected on Adelie penguin reproductive ...


33. Population regulation and demography in Adelie penguins (Pygoscelis adeliae) at three penguin colonies on Ross Island (Cape Bird, Cape Crozier and Cape Royds) [K122_1994_2012_NZ_2]
This study aims to investigate the factors regulating population size and colony distribution of Adelie penguins (Pygoscelis adeliae) at three colonies on Ross Island (Cape Royds, Bird and Crozier) ...


34. Population regulation and demography in Adelie penguins (Pygoscelis adeliae) at three penguin colonies on Ross Island (Cape Bird, Cape Crozier and Cape Royds) - K122_2004_2005_NZ_2 [K122_2004_2005_NZ_2]
This study aims to investigate the factors regulating population size and colony distribution of Adelie penguins (Pygoscelis adeliae) at three colonies on Ross Island (Cape Royds, Bird and Crozier) ...


35. Population study, growth rate of chicks, mortality rate, diurnal observations, measurements of aggressiveness and the collection of morphological and anatomical data of an adelie penguin colony at Cape Bird [K014_1978_1979_NZ_2]
A population study was conducted on Adelie penguins in the Northern colony at Cape Bird. 15 colonies were selected for daily observations and complete maps of every colony was made to measure the ...


36. Production and succession investigations of phytoplankton and zooplankton from onshore, tidecrack, ice floes and epibenthic samples at Cape Bird [K014_1977_1978_NZ_1]
The phytoplankton and zooplankton was samples at Cape Bird to determine seasonal trends in the populations structure of onshore communities, determine if a separate tidecrack community exists, the ...


37. Radio tracking of adelie penguin (Pygoscelis adeliae) foraging movements while at sea during the early breeding season [K121_1986_1988_NZ_1]
Adelie penguin foraging movements at sea were located and described during the early breeding season at the Cape Bird colony. Radio transmitters were attached to individual birds and 18 penguins were ...


38. Radio-tracking of adelie penguins (Pygoscelis adeliae) at sea during their first foraging trip following egg laying [K121_1985_1986_NZ_1]
The movements of adelie penguins at sea during their first foraging trip following egg laying was monitored by attaching radio transmitters to both males (7) and females (3). The location of the birds ...


39. Reconnaissance of the Balleny Islands [K017_1963_1964_NZ_1]
A reconnaissance expedition took place around the Balleny Islands in the 1963-1964 field season with the objective to examine the four beaches where landings had previously been made and to search ...


40. Recording and modified playbacks of Adelie penguin parental calls to chicks in the creche stage to investigate parental chick communication [K014_1978_1979_NZ_1]
The vocal communication of Adelie penguins at Cape Bird was investigated. A single colony was selected from the Northern colony for study and all birds (established breeders and most of the non breeders) ...


41. Reproductive biology of notothenioid fish - Analysis of gonadal development from a number of species [K058_2005_2008_NZ_3]
Fish species of the suborder Notothenioidei were captured in the McMurdo Sound or Terra Nova Bay region and basic biological measurements were taken for all fish (length, weight, gonadosomatic indices, ...


42. Sampling petroleum contaminated soils for microbes at the historic huts [K021_1998_2008_NZ_8]
Soil samples were taken at Cape Evans where the remains of 2 petroleum depots are located near the hut (1999-2000 season) to ascertain if hydrocarbons were present. Additional sampling was carried ...


43. Satellite transmitter tracking of adelie penguins during their winter migration route from Cape Bird and Cape Hallett [K063_1997_1998_NZ_1]
Winter migration routes of adelie penguins were investigated by attaching transmitters to penguins from the Cape Bird colony and Cape Hallett colony and tracking the birds throughout the winter. Dummy ...


44. Sea ice productivity in the Mertz Glacier Region [K043_2002_2004_NZ_1]
Eastern Antarctic sea ice algal biomass were measured in the spring of 2002, 2003 and 2004. Productivity was measured by 14C in 2002 and by oxygen electrodes in 2002 and 2004. Biomass was low, in ...


45. Seafloor sampling (macrofauna, epifauna, macroalgae, sediments, video footage and still photographs) of the north western Ross Sea area including Cape Hallett, Cape Adare, Coulman Island and Cape Russell [K082_2003_2004_NZ_1]
As part of the Italian led Victoria Land Transect (VLT) project voyage on board the RV Italica, diver based surveys of the structural and functional diversity of the shallow water benthic communities ...


46. Skua chick survival rates under two experimental conditions, experimentally fed and siblings contained in separate enclosures [K017_1993_1994_NZ_1]
Skuas at high latitiudes have high chick mortality shortly after the chicks hatch due to the older chick chasing the younger and smaller chick from the nest area where it starves or becomes predated. ...


47. Skua studies (population numbers, territorial behaviour, the breeding cycle, mortality and the effect of the penguin colonies on normal activity of skuas) at Cape Royds and Cape Hallett colonies [K017_1959_1960_NZ_1]
The penguin and skua colonies at Cape Royds were used to study skua-penguin association. A population count of skuas (Catharaeta maccormicki) at Cape Royds was conducted from late October to late ...


48. Soil samples and temperature data from Tramway Ridge, Mt Erebus to determine the genetic capabilities and structure of microbial communities [K023_2008_2009_NZ_1]
The study of high temperature extreme environments continues to challenge our understanding of the upper tolerances of microbial life and how life may have originated on earth and possibly other planets. ...


49. Soil samples from Mout Fleming, Allen Hills and the McKelvey Valley to determine the fungal terrestrial biodiversity using cultures and molecular DNA techniques [K021_1998_2008_NZ_9]
Soil samples were taken from Mount Fleming (00-01), Allen Hills (03-04) and the McKelvey Valley (07-08) to ascertain terrestrial biodiversity at the sites, as determined by molecular DNA techniques ...


50. Soil samples from Mout Fleming, Allen Hills and the McKelvey Valley to determine the fungal terrestrial biodiversity using cultures and molecular DNA techniques - K021_1998_2011_NZ_9 [K021_1998_2011_NZ_9]
Soil samples were taken from Mount Fleming (00-01), Allen Hills (03-04) and the McKelvey Valley (07-08) to ascertain terrestrial biodiversity at the sites, as determined by molecular DNA techniques ...


Showing 1 through 50 of 338 Next

Link to NASA website
Responsible NASA Official:   Stephen Berrick
Webmaster:   Rosy Cordova   ·  Contact GCMD User Support for assistance