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1. 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 ...


2. 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 ...


3. 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 ...


4. 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 ...


5. 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. ...


6. 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 ...


7. 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 ...


8. 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 ...


9. 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 ...


10. 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 ...


11. 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 ...


12. Physiochemical speciation of trace metals in Dry Valley Lakes: Lake Fryxell, Lake Vanda and Lake Bonney [K013_1985_1986_NZ_1]
Limnological studies were conducted at mid-lake sites at Lake Fryxell, Vanda and Bonney in November and December 1985. The primary objective was to examine the speciation of metals in the water column ...


13. 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 ...


14. 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 ...


15. The bacterial biomass of sea ice from Seabees Hook, Cape Hallett region [K043_2003_2005_NZ_2]
A taxonomic assessment of sea ice bacteria abundance and their response to climate induced stress was investigated from the sea ice around Seabee Hook, Cape Hallett. Four sites at different points ...


16. The biomass, productivity and biodiversity of algae and bacteria in Terra Nova Bay and the physical parameters of their environment [K043_2006_2008_NZ_1]
The total biomass, productivity and biodiversity of algae and bacteria from the sea ice and the water column was investigated in Terra Nova Bay. Sampling sites in the Terra Nova Bay area were used ...


17. The response of sea ice and brine water algae and bacteria to changes in salinity, temperature, light and UVB in Terra Nova Bay [K043_2006_2008_NZ_4]
Samples of the bottom ice algae and brine algae (within 30cm of the top of the ice) were subjected to temperature, salinity, light and UVB experiments and analysed with PAM rapid light curves to determine ...


18. Observations on the development of shore lines on Lake Vanda [K009_1972_1973_NZ_3]   PARENT DIF
A number of observations on the development of the shore line around Lake Vanda was recorded. Two previous seasons found the lake level to have risen considerably but the 72/73 season the lake level ...


19. Salt, nutrient and other contaminant analysis of soil samples taken near the old Vanda Station [K105_1993_1994_NZ_2]
Water and soil samples from Vanda Station were found to have contamination by apparently anthropogenically derived components (such as heavy metals) and these contaminants are moving in the soils ...


20. Sampling based chemical and biogeochemical stratification profiles of melt water ponds at Bratina Island, McMurdo Ice Shelf [K081_2005_2006_NZ_2]
A comprehensive suite of geochemical samples and measurements from a selection of meltwater ponds at Bratina Island was collected in the 2005/06 and 2006/07 seasons. The purpose was to help identify ...


21. 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 ...


22. Sediment transport load in the Onyx River, Wright Valley [K164_1984_1985_NZ_1]
The sediment transport load in the Onyx River was investigated. The bedload transport rates were used in association with the 15 year flow record, to estimate sandur sedimentation rates. 38 cross ...


23. Soil and groundwater description, characterisation and sampling at various sites at Cape Hallett [K123_2003_2005_NZ_1]
The soil and groundwater at Seabee Hook, Cape Hallet was described and characterised. Soil Investigation: Soil pits were dug east of Willett Cove on low mounds on disturbed and undisturbed sites, ...


24. Soil and salt samples and geological observations from high altitude sites in the Upper Taylor Valley to determine the history of the Antarctic environment through the composition of salts in soils [K105_1997_1998_NZ_1]
To understand the processes of Antarctic soils as they affect the composition and distributions of salts and ice in and below the soils, the salts in very old soils and paleosols were investigated. ...


25. Soil samples from two sites near Scott Base with LiCl added to determine how far water soluble materials spilt on the soil surface will travel [K105_1992_1994_NZ_2]
A leaching trial was set up at Scott Base to determine how rapidly and how far water-soluble materials spilt on the soil surface will move. Lithium chloride (LiCl) was added to two trial sites near ...


26. Spatial variation measurements of the hydrology and glaciology of the Dry Valleys [K161_1969_1991_NZ_5]   CHILD DIFs   PARENT DIF
The long term hydrology/glaciology study carried out in the McMurdo Dry Valleys was conducted to gain information on the hydrological behaviour of the Dry Valleys rivers and lakes, particularly for ...


27. Streamflow monitoring of the Onyx River in the Wright Valley and various other glacier melt streams in the Dry Valleys [K161_1969_1991_NZ_2]   PARENT DIF
Monitoring of the stream flow of glacial streams in the Dry Valleys was monitored from the 1969/1970 summer until the 1990/1991 season. The data was used to contribute to the understanding of the ...


28. Temperature and conductivity data loggers within ponds and weather data surrounding ponds on the McMurdo Ice Shelf [K081_1995_2008_NZ_1]
Logging stations were installed at Bratina Island since the 1995-1996 season to monitor temperature and conductivity within various ponds and air temperature, incident radiation and UVA and UVB radiation ...


29. Temperature and salinity profiles of the lakes in the Ross Sea Region [K009_1969_1970_NZ_2]   PARENT DIF
Temperature and salinity profiles and general characteristics of Deep Lake and Lake Bonney were investigated.


30. The adaptation of cyanobacterial mats from the McMurdo Ice Shelf, Mt Discovery and the Alph River system to Antarctic environmental extremes [K081_1990_1991_NZ_1]
The microbial adaptations of the cyanobacterial mats of the ponds of the McMurdo Ice Shelf to the environmental extremes experienced at this location, including changes in temperature and salinity, ...


31. The albedo and ice transmissity at a cold based glacier, Wright Lower Glacier, Wright Valley, Antarctica [K064_2004_2007_NZ_7]   PARENT DIF
The albedo of the Wright Lower Glacier was monitored over two seasons (05-06 and 06-07) to help determine the seasonal melt regime of the glacier by using data from a climate station and manual measurements ...


32. The amount of melt water from a cold based glacier, Wright Lower Glacier, Wright Valley, Antarctica [K064_2004_2007_NZ_6]   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). An appreciation of the ...


33. The bathymetry and sedimentology of Lake Joyce [K009_1972_1973_NZ_4]   PARENT DIF
18 holes were drilled through the floating ice of Lake Joyce. The position of the holes were surveyed, the ice thickness and water depths were measured and the coring of the bottom sediments was ...


34. The behaviour of dry based glaciers and the interpretation of Pleistocene glacial deposits from glaciers in the Dry Valleys, Antarctica [K064_1994_2005_NZ]   CHILD DIFs
The formation of deposits and landforms at the margin of alpine glaciers in the Dry Valleys (The Suess Glacier, Taylor Glacier and Rhone Glacier in the Taylor Valley, the Wright Lower Glacier in the ...


35. The biomass, productivity and biodiversity of algae and bacteria in Granite Harbour and the physical parameters of their environment [K043_2008_2009_NZ_2]
The total biomass, productivity and biodiversity of algae and bacteria from the sea ice and the water column was investigated in Granite Harbour. Sampling sites in the Granite Harbour area were used ...


36. The biomass, productivity and biodiversity of algae in the Cape Hallett region [K043_2003_2005_NZ_1]
The distribution and biodiversity of algae was assessed to enable possible future predictions of the effects of global warming. Sites (5 in the first season, 4 in the second) were established around ...


37. The biomass, productivity, physiology and grazing pressures of phytoplankton during the polar winter in the Ross Sea region [K043_2007_2008_NZ_1]
What happens to primary production during the long polar night was investigated in the Ross Sea region. Phytoplankton samples were obtained from the water column at Cape Armitage and Cape Evans. Phytoplankton ...


38. The change in metabolism, and chemical and physical dynamics, after a transition from light to dark conditions, of melt water ponds on the McMurdo Ice Shelf [K081_2007_2008_NZ_1]
Detailed assessments of the metabolism in one melt water pond on the McMurdo Ice Shelf was investigated. The pond chosen had considerable background knowledge on its general chemistry and biology, ...


39. The changes in the physical, chemical and biological processes in melt water ponds during the late season freeze processes into the polar winter at Bratina Island [K081_2007_2008_NZ_2]
How the onset of winter conditions affects the physical and chemical conditions within the melt water ponds on the McMurdo Ice Shelf (of which summer information is available) and how these changes ...


40. The ecology (tidal and weather records, distribution and abundance of microbes and quantification of nitrogen transformation) of an Antarctic tidal lagoon and mudflats at Bratina Island, McMurdo Ice Shelf [K081_1992_1993_NZ_2]
A tidal lagoon at Bratina Island experiences a daily inundation with tidal height varying. Low tide reveals a network of ponds, streams and tidal flats that appear to be highly productive with all ...


41. The effect of temperature and sulphate availability on the terminal electron flow (to sulphide or methane) in anaerobic Antarctic sediments [K081_2001_2002_NZ_1]
Sediment was collected from a range of ponds from the McMurdo Ice Shelf and returned to New Zealand for laboratory studies. Samples were incubated in long term incubators to determine the relative ...


42. The effects of UVB on growth and productivity and photoadaptations of bottom ice algae at Cape Evans, McMurdo Sound [K136_1999_2002_NZ_1]
Sea ice hosts a large community of algae which is released into the food chain when the ice melts. The sea ice algae grow rapidly in the Antarctic spring at a time that coincides with the ozone hole ...


43. The effects of increased flow on the distribution of nutrient sources and sinks and the physical, chemical and biological components in the Onyx River ecosystem [K081_1993_1996_NZ_1]
The waters of Lake Vanda, Wright Valley have risen at a rate of 1m per year. The rise was largely attributed to increased flows in its only significant inflow, the Onyx River. The effects of this ...


44. The factors controlling planktonic primary and secondary production in 22 meltwater ponds varying in chemical conditions, and in layers of stratified ponds [K081_2006_2007_NZ_1]
The importance of the large differences in chemistry in the ponds of the McMurdo ice shelf for their planktonic productivity was examined by comparing rates of primary (algal) production and secondary ...


45. The hydrology (pattern of flow and composition of meltwater) of a cold based glacier, Wright Lower Glacier, Wright Valley, Antarctica [K064_2004_2007_NZ]   CHILD DIFs
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). The water cycle, which ...


46. The hydrology, glaciology and sediment transport monitoring of the glacial-river-lake system in the Miers Valley, Antarctica [K046_1988_1991_NZ_1]   PARENT DIF
A three year hydrological, glaciological and sediment transport monitoring programme was conducted in the Miers Valley. The energy and mass balances of the glacier-river-lake system was investigated ...


47. The physical and biological structure of the water column in Lake Vanda and the influences to it from the inflow of the Onyx River [K081_1993_1996_NZ_2]
The waters of Lake Vanda, Wright Valley have risen at a rate of 1m per year. The rise was largely attributed to increased flows in its only significant inflow, the Onyx River. Prior to the first flows ...


48. The physical and geochemical parameters controlling algal production in Lake Vanda [K081_1980_1981_NZ_1]
The factors controlling algal production in Lake Vanda were investigated experimentally by nutrient bioassays and in situ radiotracer incubations. Photosynthetic profiles were measured through the ...


49. The presence and extent of interstitial meiofauna in sandy beaches and stream and coastal water sampling to determine the nutrient input to the sea from penguin colonies [K014_1974_1975_NZ_2]
The presence and extent of the interstitial meiofauna that developed in the sandy beach when the push-ice had melted or rafted out was investigated. The timing of melting was late and only a short ...


50. The rates of benthic photosynthesis of microbial mats at low irradiances in Lake Hoare and Lake Fryxell, Taylor Valley [K081_2006_2007_NZ_2]
Photosynthesis rates of microbial mats were measured at a range of irradiances to determine the performance of mats at low irradiances at Lake Hoare and Fryxell. Underwater irradiance measurements ...


Showing 1 through 50 of 118 Next

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