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1. Biodiversity, Dynamics and Metabolics of Heterogeneous Meltwater Ponds - K025_2011_2013_NZ_3 [K025_2011_2013_NZ_3]
Microbial biodiversity and community dynamics within and between selected melt water ponds near Bratina Is will help to identify environmental drivers within ponds. Research will examine the metabolic ...


2. A survey of suitable sites in the Wright Valley for boreholes and a study of Lake Vanda sediments [K009_1971_1972_NZ_2]   PARENT DIF
Two weeks were spent in the Wright Valley to survey suitable sites for boreholes to be put down as part of the International Drilling Programme. It was proposed to core the entire thickness of bottom ...


3. Algal composition, physico-chemical features, photosynthetic carbon metabolism, nitrogen cycling and the structure and metabolic properties of algal mats in lakes and streams of southern Victoria Land [K081_1983_1986_NZ_1]
A three year study of lakes and stream of southern Victoria Land was conducted from 1983-1986. In the first season, the algal composition and physico-chemical characteristics of South Victoria Land ...


4. Algal response to transplantation with a ice core flipping experiment, Terra Nova Bay, Ross Sea [K043_2006_2008_NZ_2]
Three ice cores were drilled in sea ice (2.1 m thick) in the region of Gondwana Station in Terra Nova Bay during the 06-07 season. The cores were stored in black plastic bags and then replaced back ...


5. An ecological study of Bird Pond at Cape Bird: water parameters, population density and identification plants and animals [K014_1970_1971_NZ_3]
A seasonal ecological study was carried out at Bird Pond, Cape Bird. At weekly intervals the water temperature, depth, conductivity, pH and light were recorded, water samples were analysed for oxygen, ...


6. Analyses of water and microbial mat samples collected from two ponds at Luther Peak, near Cape Hallett [K081_2003_2005_NZ_3]
Freshwater ponds have long been recognised as an important local biodiversity element in the Antarctic landscape. To broaden the understanding of pond systems within the Ross Sea region of Antarctica ...


7. Analysis of water and soil samples for pollutants (trace metals, major anions, mercury) to determine the nature and extent of contamination in meltwaters in the Ross Dependency [K105_1992_1994_NZ_1]
A set of baseline data for the composition of meltwaters in the Ross Dependency, with particular concentrations on the levels of ultra trace heavy metals in waters remote from significant or current ...


8. Aqueous geochemistry of the melt pools on the McMurdo Ice Shelf : A collaboration with the RISE (Ross Ice Shelf Ecosystem) programme [K013_1987_1988_NZ_1]
A large freshwater ecosystem on the McMurdo Ice Shelf and the lower Koettlitz Glacier, in the Ross Dependency, is an area some 1500 km2 . The area is covered by pools, lakes, streams and rivers, many ...


9. Assessment of the rate of contaminant movement through Antarctic soils using a lithium chloride experiment at Lake Vanda [K150_1993_1994_NZ_4]
A leaching trial was set up at Lake Vanda to determine how rapidly and how far water-soluble materials spilt on the soil surface will move. A series of 1 x 1 m plots and control sites on the north ...


10. Bathymetric surveys, the geomorphology, glacial chronology, halite investigations, thermokarst formations, overland flow and stream bifurcations of Lake Bonney area [K009_1973_1974_NZ_1]   PARENT DIF
35 holes were drilled through the ice in the smaller western lobe of Lake Bonney and the bathymetry of the lake was determined. A further 52 holes were used for the eastern lobe bathymetry. Sediment ...


11. Benthic mat biomass and productivity (photosynthesis and respiration) in Lake Vanda, Wright Valley and the role of invertebrates in carbon cycling in the lake [K081_1997_2000_NZ_1]
The importance of benthic microbial production in the lakes of the McMurdo Dry Valleys and how the benthic cyanobacterial mats are adapted to survive and grow in deep water (extreme low light but ...


12. Benthic mat biomass, productivity (photosynthesis and respiration) and contributions to lake nutrient cycling in Lake Hoare, Taylor Valley [K081_1996_2000_NZ_1]
The importance of benthic microbial mat production in the Lake Hoare, Taylor Valley and how the mats are adapted to survive and grow in deep water (extreme low light but no freezing) was investigated. ...


13. Biodiversity, Dynamics and Metabolics of Heterogeneous Meltwater Ponds [K025_2011_2012_NZ_3]
Microbial biodiversity and community dynamics within and between selected melt water ponds near Bratina Is will help to identify environmental drivers within ponds. Research will examine the metabolic ...


14. Biogenic gas emissions from glacial melt water ponds on the McMurdo Ice Shelf : A collaboration with the RISE (Ross Ice Shelf Ecosystem) programme [K013_1993_1994_NZ_1]
Aspects of the biogeochemical cycling of sulphur and iodine was examined on the McMurdo Ice Shelf at Bratina Island to investigate the role of glacial melt water ponds as a biogenic source of sulphur ...


15. Biological, physical and chemical parameters in water and microbial mat samples from ponds in Victoria Valley [K081_2003_2005_NZ_2]
Water and microbial mat communities of the ponds in the Victoria Valley was investigated to test the hypothesis that the gradient in climatic severity associated with latitudinal and altitudinal gradients ...


16. Biological, physical and chemical parameters in water and microbial mat samples from ponds in the Cape Hallett vicinity and cryoconite holes on the Tucker and Bornmann glaciers [K081_2005_2006_NZ_3]
A series of 10 ponds, located away from the main influences of the penguin colony at Cape Hallett, were investigated for variation in chemistry and microbial mat development. Cores of benthic microbial ...


17. 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 ...


18. Changes in the cliff face (retreat) at a cold based glacier, Wright Lower Glacier, Wright Valley, Antarctica [K064_2004_2007_NZ_4]   PARENT DIF
A change in the position of the supraglacial channel cliff faces of the Wright Lower Glacier was investigated over three field seasons (04-05, 05-06 and 06-07). The volume of ice lost due to cliff ...


19. Characterisation of aquatic resources in McMurdo Sound region of Antarctica: water chemistry, biological identity and genomic samples [K081_2009_2010_NZ_1]
Aquatic environments in Antarctica have changes over time with a changing climate. Small aquatic zones on the surface of glaciers ablation zones are comparatively constant and represent perhaps the ...


20. Chemical and nutrient analysis of meltwaters in the Victoria Valley and Bull Pass [K091_1989_1990_NZ_1]
Baseline chemistry data for ponds and lakes in the Victoria Valley/Bull Pass region was collected in January 1990. Water samples were taken from Upper Victoria Glacier drainage, Lake Victoria, Lake ...


21. Community composition survey at Terra Nova Bay with similar samples collected at Cape Evans Cape Armitage and Turtle Rock [K043_2008_2012_NZ_5]
Five ice cores were collected from Terra Nova bay in the vicinity of Gondwana station. From each core the top, middle and bottom sections were sectioned and processed as described earlier. In addition, ...


22. Community composition survey at Terra Nova Bay with similar samples collected at Cape Evans and Cape Armitage [K043_2008_2009_NZ_5]
Five ice cores were collected from Terra Nova bay in the vicinity of Gondwana station. From each core the top, middle and bottom sections were sectioned and processed as described earlier. In addition, ...


23. Determining the rates of nutrient uptake to create an approximate nutrient budget of microbial mats from Bratina Island ponds, McMurdo Ice Shelf [K081_2000_2001_NZ_5]
Mat cores from ponds on the McMurdo Ice Shelf were incubated in pond water which had been spiked by 50 µg l-1 of nitrate or phosphate. Three ponds were used for water samples (Skua, Duet and P70) ...


24. Determining the source of melt water at a cold based glacier, Wright Lower Glacier, Wright Valley, Antarctica [K064_2004_2007_NZ_2]   PARENT DIF
The seasonal melt regime of the Wright Lower Glacier, Wright Valley, Dry Valleys, Antarctica was investigated and monitored over three field seasons (04-05, 05-06 and 06-07). Melt water samples were ...


25. Dissolved gases in the bottom of liquid lakes of the McMurdo oasis area [K094_1991_1992_NZ_1]
The lakes in the McMurdo Dry Valleys have a density gradient which in turn prevents the usual vertical convection seen in other lakes. Consequently the basal layers of the lakes remain stagnant. Crustal ...


26. Distribution data and samples of non-marine algae for culture and DNA analysis to determine evolution and dispersal of algae along a latitudinal gradient [K124_2003_2004_NZ_1]
Algae populations at different points on a latitudinal gradient within the Ross Sea sector were investigated. At Cape Hallett, the distribution of the different algal communities were mapped by a ...


27. Early geological, glaciology and biological investigations of the McMurdo Dry Valleys, the Koettlitz Glacier area and Darwin Glacier area by Victoria University of Wellington Antarctic Expeditions [K042_1957_1963_NZ_1]
The Victoria University of Wellington Antarctic Expedition (VUWAE) was mounted to complete the detailed investigations of the extensive ice free area of Victoria Land between the Taylor and Mackay ...


28. Ecological investigation of nitrogen sources and sinks in Lake Wilson and three catchment ponds in the Darwin Glacier region [K081_1992_1993_NZ_1]
Ecological investigations into the waters of the Darwin Glacier region (extreme southern end member to the Dry Valley system) were carried out to extend knowledge of microbial processes to high latitude ...


29. Estimates of the rate of photosynthesis, nitrate reduction and sulphate reduction of bacteria in Antarctic ponds and lakes [K009_1982_1983_NZ_2]
Samples of algae and bacteria were from the east and west lobe of Lake Bonney (sediment), Lake Miers sediment, Lake Fryxell (9.75m and 14m sediment) and an oligotrophic and eutrophic pond at Cape ...


30. Examination of the chemistry, physics and sedimentology of Lake Wilson, Waikato Valley, Brown Hills Region [K009_1974_1975_NZ_1]   PARENT DIF
Lake Wilson was examined to see if it contained permanent water. The thickness of the ice was described. 36 holes were drilled and the bathymetry was mapped. Surface sediment samples were collected ...


31. GPR survey of the Wright Lower, Victoria Upper and Suess Glacier margins, in the McMurdo Dry Valleys [K064_2004_2005_NZ_1]
The margins of the Wright Lower, Victoria Upper and Suess glaciers were surveyed using a pulse Ekko GPR. The GPR survey of the morphology and structure of the apron of the Victoria Upper glacier was ...


32. Geochemical and geomorphological investigations of the McMurdo Dry Valleys freshwater and saline water bodies [K211_1963_1987_NZ_1]   CHILD DIFs
Since the 1963-1964 season, Japanese scientists have studied major and trace elements, nutrient matter, stable and radioactive isotopes and organic constituents in lakes and ponds and geological samples ...


33. Geochemical studies, the natural abundance of nitrogen isotopes in soil and evaporates and observations of the sequential changes in the saline lakes of the Dry Valleys and surrounding areas [K211_1978_1979_NZ_1]   PARENT DIF
Geochemical studies on the tritium chronology of Lake Vanda, the natural abundance of nitrogen isotopes in soil and evaporites in the Dry Valleys and observations of the sequential changes in the ...


34. Geochemistry investigations of landforms in the Ross Sea Region to determine past glacial history and landform processes [K009_1969_1970_NZ_1]   PARENT DIF
The geochemistry of Ross Island (Cape Barne and Cape Crozier), the Taylor and Wright Valleys, Lake Vida in Victoria Valley and Marble Point was studied (weathering and land formation) to determine ...


35. Geophysical studies of Lake Vanda, Wright Valley, including lake water and ice parameters and geomorphological studies of the surrounding physical environment with comparisons with other nearby water bodies [K211_1970_1973_NZ_1]   PARENT DIF
A geophysical study of Lake Vanda, Wright Valley was conducted over three seasons focussing on the heat balance of the lake with geochemical and geomorphological studies running concurrently. Comparisons ...


36. Glacial geological investigations at the Northern penguin colony at Cape Bird [K162_1985_1986_NZ_1]
Glaciological work was carried out at Cape Bird to determine the glaciers margin structure. Initially, the hydrology of the region was investigated to determine the feasibility of measuring stream ...


37. Heat budget construction for a pond at Bratina Island, McMurdo Ice Shelf [K081_2000_2001_NZ_4]
How air temperature, wind and solar radiation impact the fluctuating climatic regime in the ponds at Bratina Island on the McMurdo Ice Shelf was assessed with an intensive study of Pond P70. The study ...


38. Heavy metal analysis of soil samples from pits excavated around Scott Base [K105_1993_1994_NZ_1]
Comparison of soils from Scott Base (site with human activity) with baseline data taken from pristine sites around the Ross Dependency (without human activity) found elevated levels of most heavy ...


39. Hydrology and Glaciology of the Dry Valleys of Antarctica - glacier mass balance, ablation and movement and melt record determined by monitoring of stream flow and lake level of glacier fed streams and lakes [K161_1969_1991_NZ_1]   CHILD DIFs
A hydrological/glaciological study was conducted in the Dry Valleys of Antarctica from the 1969/70 summer until the 1990/91 season. The purpose of the hydrological/glaciological programme was to study ...


40. Ice core and soft sediment samples from Lake Fryxell, Lake Vanda, Don Juan Pond and surrounding shallow lakes in the Wright Valley [K009_1978_1979_NZ_3]   PARENT DIF
A bathymetric map of Lake Fryxell was completed by drilling 28 holes through the floating ice and mapping the lake bottom. 13 cores were collected. The lake benthic sediment was cored for investigation. ...


41. Ice thickness measurements of the Erebus Ice Tongue by radio echo sounder [K162_1985_1986_NZ_2]
The Erebus Ice Tongue breaks off near its mid point in single regular calving events at about 30 year intervals. A number of studies have been made on the growth rate, mass balance, ice physics and ...


42. Ice thickness measurements of the Wright Lower Glacier using radio echo sounders [K162_1985_1986_NZ_3]
The Wright Lower Glacier develops a complex of lake and glacier ice where the glacier enters Lake Brownworth. The form of the subglacial ice water surface was investigated. Ice thicknesses were determined ...


43. Interactions between liquid water and ice at the Wright Lower glacier and Minna Saddle, McMurdo Ice Shelf [K064_2006_2008_NZ_1]
To understand the nature of interactions between liquid water and ice our investigation focussed on the Wright Lower glacier, the southern end of McMurdo Ice Shelf (Minna Saddle), the margin of the ...


44. Investigation into cryoconite holes at a cold based glacier, Wright Lower Glacier, Wright Valley, Antarctica [K064_2004_2007_NZ_3]   PARENT DIF
Investigation into cryoconite hole chemistry, surface area cover and construction was investigated as part of wider project looking at the seasonal melt regime of the Wright Lower Glacier. Chemistry: ...


45. Investigation of Antarctic lakes and lake sediments in the Ross Sea Region [K009_1969_1990_NZ_1]   CHILD DIFs
The study of Antarctic lakes and lake sediments in the Ross Sea Region, particularly in the McMurdo Dry Valleys, with particular emphasis on the climatic history was a continuing program of the Waikato ...


46. Investigation of the physics (heat balance) and chemistry of Lake Bonney, Taylor Valley, 1962-1963 [K042_1962_1963_NZ_1]
The heat balance and chemistry of Lake Bonney was investigated in the 1962-63 field season. Temperature profiles were measured through 11 holes drilled in the surface ice of Lake Bonney. Of these, ...


47. Investigation of the physics (heat balance) and chemistry of Lake Vanda, Wright Valley, 1961-1962 [K042_1961_1962_NZ_1]
The first study of the physics and chemistry of Lake Vanda and the geology of the surrounding area were investigated in the 1961-1962 field season. Twelve holes were drilled at 1000ft intervals along ...


48. Investigations into the Deep Chlorophyll Maximum Layer of Lake Vanda, Wright Valley: How is the DCM established and maintained? [K081_1994_1996_NZ_2]
The waters of Lake Vanda, Wright Valley, have risen at a rate of 1m per year. Within the lake there is a biologically important layer, the deep chlorophyll maximum (DCM), where high algal production ...


49. Investigations into the Deep Chlorophyll Maximum Layer of Lake Vanda, Wright Valley: How is the DCM maintained at a constant depth in spite of lake level rise? [K081_1994_1996_NZ_1]
The waters of Lake Vanda, Wright Valley, have risen at a rate of 1m per year. Within the lake there is a biologically important layer, the deep chlorophyll maximum (DCM), where high algal production ...


50. Investigations of the accretion of ice at the base of dry based glaciers in the McMurdo Dry Valleys (Suess, Canada, LaCroix, Taylor, Lower Wright, Clark and Upper Victoria glaciers) [K064_1995_1996_NZ_1]
The process of ice accretion at the base of dry polar glaciers in the Dry Valleys of southern Victoria Land was examined. The Suess, Canada, LaCroix and Taylor glacier in the Taylor Valley, the Lower ...


Showing 1 through 50 of 119 Next

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