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36 Titles Match Your Query
Showing 1 through 36 of 36
1. Survey of invertebrates, lichen, mosses and soil microbiology in the Shackleton, Scott and Beardmore Glacier regions. [K020_2009_2010_NZ_1]
A survey of biodiversity in the Central and Southern Transantarctic mountains including: Invertebrates (Collembola, Acari, Nematoda, Tardigrada, Rotifera); Lichens, Mosses, and Soil microbiology. ...


2. Botanical investigations at Terra Nova Bay and Wood Bay, North Victoria Land and the assessment of human impacts [K271_1988_1989_NZ_1]
Vegetation and environmental studies were conducted at sites on Ross Island and in North Victoria Land, including Terra Nova Bay (Edmonson Point, Northern Foothills, Cape Washington, Mount Melbourne, ...


3. Analysis of the effects of environmental factors (temperature, light, water content and CO2 concentration) on the photosynthesis activity of two common Antarctic mosses and a cyanobacterial mat in the Taylor Valley [K024_2002_2003_NZ_2]
A detailed study of how the environmental factors temperature, light, water content and carbon dioxide concentration affected photosynthesis of the two common mosses Bryum argenteum and Hennediella ...


4. Examination of the photosynthetic behaviour (energy content, nutrient content, productivity and acclimation) of mosses and lichens throughout the summer season at Cape Hallett [K024_2004_2006_NZ_2]
A possible sign of climate change is likely to be improved production and growth in plants. The response of net photosynthetic rates were measured on the large areas of relatively uniform moss cover ...


5. Experimental measurements of the effects of the environmental factors (temperature, light, water content and carbon dioxide concentration) on the photosynthesis activity of Antarctic mosses and lichens at Cape Hallett [K024_1998_1999_NZ_2]
A detailed study of how the environmental factors temperature, light, water content and carbon dioxide concentration affected photosynthesis of the two common mosses Bryum argenteum and B. pseudotriquetrum ...


6. 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 ...


7. 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 ...


8. A vegetation assessment of Beaufort Island [K024_1996_1997_NZ_3]
The vegetation at Beaufort Island was assessed and a report written to ICAIR including a description of the area, species present, comparison to other Dry Valley vegetation, the merits of the vegetation ...


9. Comparative studies of vegetation surveys, maps, species lists and lichen growth rates of the Cape Hallett region (Seebee Hook, Willett Cove and the scree slopes surrounding them) with a 1968 study [K024_1998_1999_NZ_1]
The first botanical work at Cape Hallett was carried out when Hallett Station existed in the early to late 1960s. These studies were used for comparative purposes of vegetation cover and lichen growth ...


10. Measurements of climate data and the effect of high light and low temperature on the photosynthetic response (photosynthetic gas exchange rates and fluorescence) of mosses and lichens at Granite Harbour [K024_1994_1995_NZ_1]
The winter snowfall (during 1994) was unusually large and the area of Botany Bay was uniformly covered to a depth of 50 to 70cm. Furthermore, air temperatures were low being rarely above -6? C. These ...


11. 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 ...


12. The distribution and identity of terrestrial plant communities of the Lower Taylor Valley including lichens, mosses, hypolithic and endolithic algae [K024_1989_1990_NZ_4]
In the 1989-1990 season collecting trips were made to the Kukri Hills and to Mt. Falconer to prepare an initial species list of the Lower Taylor Valley. In the 2002-2003 season walking trips were ...


13. Vegetation mapping of the Fryxell Stream flush, Taylor Valley [K024_1989_1990_NZ_1]
The Frxyell Stream flows into Lake Fryxell in the Taylor Valley. Canada Pond lies upstream of Lake Fryxell adjacent to the Canada Glacier. The Fryxell Stream flush, both the upper flush (flush area ...


14. Vegetation surveys and trails of a 'tracker' system to allow both topography and plant occurrence to be mapped at Cape Royds [K024_1996_1997_NZ_2]
A species list and vegetation notes of the Cape Royds area was completed. A high density of lichens occurred (eg Usnea sphacelata)at Horseshoe Bay and inland near the ice edge (Caloplaca sp.). A 'tracker' ...


15. Vegetation surveys of Granite Harbour region including Cape Geology, Botany Bay, Kar Plateau, Lion Island, Couloir Cliffs and Flat Iron [K024_1989_2000_NZ_1]
A preliminary survey of the plant life was conducted at Botany Bay and Cape Geology (Granite Harbour) to prepare an initial species list and to assess the general richness of the area (1989-1990). ...


16. 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.


17. GIS mapping of vegetation cover at two specially protected areas; Botany Bay, Granite Harbour and Cape Bird [K024_2007_2008_NZ_2]
The ground cover of vegetation was mapped for the entire ASPA (Antarctic Specially Protected Areas) at Botany Bay, Granite Harbour and at Cape Bird including mosses, lichen and algae. The method for ...


18. Genetic variation within and among moss species populations in the Ross Sea Region [K022_1996_1998_NZ_1]
A detailed genetic analysis of genetic variation was conducted on samples of mosses collected at locations around the Ross Sea Region including Cape Bird, Cape Evans, Cape Royds, Cape Crozier, Cape ...


19. Biodiversity survey at Mt Kyffin near the Beardmore Glacier [K024_2002_2003_NZ_4]
A four person party visited an area close to Mt Kyffin on the south side of the Beardmore Glacier and at nearly 84? South latitude. In the 59-60 season the presence of many plants (lichens) and insects ...


20. Chlorophyll a fluorescence and temperature measurements from lichen and mosses buried under snow at Botany Bay, Granite Harbour [K024_1999_2000_NZ_2]
Fluorescence (chlorophyll a fluorescence) activity measurements were recorded for selected plants for about three weeks to determine if the photosystems of lichen or mosses are active in differing ...


21. Estimates of growth rates of lichen from photographs of lichen thalli on the Mt Falconer summit and ridge and the Rhone Bench (above Lake Bonney), Taylor Valley [K024_1980_2008_NZ_1]
A small number of lichen thalli on Mt Falconer summit and ridge and the Rhone Bench (above Lake Bonney) were marked and photographed during the 80-81 field season. These plants were refound over subsequent ...


22. Measurements of photosynthetic recovery after the winter cold and desiccation at Botany Bay, Granite Harbour [K024_2000_2001_NZ_1]
Three CMS400 photosynthesis systems were used to study the recovery of photosynthetic activity by lichens and mosses rewetted for the first time after the winter at Botany Bay, Granite Harbour.


23. Measurements of the shielding against UVA by protective pigments in the moss Bryum subrotundifolium at Botany Bay, Granite Harbour [K024_2000_2001_NZ_2]
A new chlorophyll fluorescence system, UVA PAM allowed the protective shield against UVA radiation to be measured in the moss Bryum subrotundifolium. An area of the moss was heavily shaded for 10 ...


24. 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 ...


25. 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 ...


26. Vegetation survey in a proposed long-term monitoring site at Castle Rock [K024_1996_1997_NZ_1]
The site, near Castle Rock was delineated in a previous season by another investigator. The area was carefully searched and plants located, identified and as necessary, collected for herbarium and ...


27. A hot house experiment at Cape Bird to determine the effects of microclimate on plant establishment [K052_1982_1983_NZ_5]
A small perspex frame was placed over bare mineral soil adjacent to the mosses in Keble Valley to examine the effects of humidity, temperature and microclimate on plant establishment. Many green ...


28. Biological and biochemical studies of the plant, invertebrate and microbial communities in the Ross Sea Region [K052_1984_1985_NZ_1]
An expedition was undertaken in the 84/85 season with the aim(s): 1) to survey plant and microbial communities in the Terra Nova Bay area, 2) to conduct ecophysiological studies on the insects at ...


29. Floristic and ecological surveys of plants and microbes in the Garwood Valley [K052_1986_1987_NZ_1]
A general floristic and ecological survey of plants and microbes was conducted in the Garwood Valley/Joyce Lake area including vegetation mapping, collection and microscopic examination of algae and ...


30. Floristic surveys, vegetation mapping, soil animals and environmental parameters for algae growth at Cape Bird [K052_1982_1983_NZ_3]
A plant map for Keble Valley was produced and the water channels plotted to determine the factors involved in moss establishment and growth. Water and shelter were found to be the main factors. Temperature ...


31. Molecular systematics of Antarctic mosses [K024_1999_2001_NZ_1]
Estimating genetic variation is important in understanding a populations potential to track changing environmental conditions and for conservation management. Two molecular techniques, DNA sequencing ...


32. A biological reconnaissance of the photoreceptors of invertebrates and fish from the Ross Sea, identifying the micro fauna and flora of Dry Valley lakes and other organism from the Ross Sea region [K022_1977_1978_NZ_1]
A variety of research activities on the organisms in the Ross Dependency was undertaken to determine the biological research potential of the organisms. Most work focused on photoreceptors of different ...


33. Genetic variability and patterns of colonisation in Antarctic mosses [K022_1992_1995_NZ_1]
The geographic and microgeographic organisation of variation at genetic marker loci in mosses of the McMurdo Sound region was investigated. Samples of five species of mosses including Bryum argenteum, ...


34. Ecological survey of the birds, algae, lichen, fungi, and invertebrates on ice free areas of the Edward VII Peninsula, Marie Byrd Land [K053_1987_1988_NZ_3]
A 5-6 week remote field expedition was carried out to visit all rock outcrops in the Edward VII Peninsula, Marie Byrd Land to make a general biological survey of the region and assemble good plant ...


35. Ecological survey of the algae, lichen, fungi, and invertebrates on ice free areas of the La Gorce Mountains [K058_1996_1997_NZ_1]
A detailed study of far south ecosystems was conducted at La Gorce Mountains and nearby nunataks. A general biological survey was carried out describing the occurrence of any organisms encountered ...


36. Vegetation distribution (distribution mapping and microscopic examination) at Cape Bird [K053_1982_1983_NZ_2]
Extensive vegetation mapping and microscopic examination of sample material was completed at Cape Bird in detail enough so that maps were produced marking the location of all major algal, moss and ...


Showing 1 through 36 of 36

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