| 475 Titles Match Your Query |
Showing 51 through 100 of 475
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51.
The distribution, taxonomy, physiology and feeding habits of pelagic amphipods in the Ross Sea [K043_2008_2009_NZ_4]
The distribution, taxonomy, physiology and feeding habits of pelagic amphipods was investigated. Amphipods were collected by plankton tow over two seasons. Approximately 1200 individual amphipods ...
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52.
The response of sea ice and brine water algae and bacteria to changes in salinity, temperature, light and UVB in Granite Harbour [K043_2008_2009_NZ_3]
In the 2008/2009 season, 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 ...
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53.
Cold tolerance of Antarctic terrestrial nematodes in the McMurdo Sound region [K067_1988_1989_NZ_1]
A survey of the nematode fauna associated with moss and algae growth from terrestrial sites on Ross Island and the McMurdo Dry Valleys was conducted. A total of 6 species were identified and maps ...
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54.
Fungi isolates from physical samples (soil, rock, wood, foodstuff, air, artifacts, etc) from heroic era sites in the Ross Sea Region to determine fungal biodiversity [K021_1998_2008_NZ_1]
Physical samples of soil, rocks, wood, foodstuffs, air and artefacts were collected from six Heroic era sites in the Ross Sea Region over the period of January 1999 to January 2008. These sites included ...
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55.
Microbial mat development and production variation in relation to physio-chemical variation in 13 ponds that all originated from one greater pond near Bratina Island on the McMurdo Ice Shelf [K081_2005_2006_NZ_1]
Microbial mat development and production varies from pond to pond due to the physio-chemical variation amongst the ponds. To study this variation a series of 13 ponds were selected that had originated ...
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56.
The direct effects of UV radiation on embryo and larval development and survival, and DNA damage of Sterechinus neumayeri [K068_2002_2006_NZ_2]
Gastrulation is a critical point in the development of an embryo. Damage to embryos prior to gastrulation via UVR effects on cytokinesis or DNA will have a dramatic negative effect on embryo survival. ...
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57.
The fundamental physiology and biology processes of Sterechinus neumayeri embryos and larvae and how they are affected by increased UV radiation, McMurdo Sound [K068_2007_2008_NZ_1]
Three key processes in the embryos and larvae of the sea urchin Sterechinus neumayeri were examined to determine how they respond to environmental changes. In situ experiments were carried out at ...
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58.
UV radiation penetration into the marine ecosystem of McMurdo Sound [K068_2002_2006_NZ_1]
UV radiation transmission measurements on sea ice surface and through the annual sea ice into the underlying water column were made during Antarctic spring months (October - November) in conjunction ...
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59.
Vertical transect mineral soil samples collected from the Wright Valley, Miers Valley and Bratina Island analysed for microbial biomass, phylogeny and diversity using molecular methods [K023_2001_2002_NZ_1]
The extreme environment of the Dry Valleys has opposing views on the microbial diversity present. Using molecular biological techniques, a detailed study was undertaken of the prokaryotic community ...
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60.
Experiments to determine the processes governing the colonization of micro-organisms in extreme Antarctic fellfields [K015_1982_1983_NZ_1]
In Antarctica, moisture, temperature and other climatic regimes and the quality and stability of the prevailing mineral substrate act as extreme limiting factors for colonization by microbes, cryptograms ...
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61.
Behavioral observations, blood and fecal samples taken from Adelie penguins at Shell Glacier and Cape Crozier to detect the impact of human disturbance [K027_2003_2006_NZ_1]
Long term studies of the impacts of human disturbance on adelie penguins using a range of key behavioural, ecological and physiological measures are required to establish logical management regimes ...
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62.
GIS analysis, biological samples (soil microorganism, invertebrate and plant), automatic weather station data and vegetation and invertebrate surveys to determine the terrestrial biocomplexity of the McMurdo Dry Valleys [K020_2008_2009_NZ_1]
The McMurdo Dry Valleys are the largest area of snow-free land in Antarctica. Managers ability to promote and protect these areas would benefit if we knew the biodiversity present and what controls ...
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63.
Genetic sequencing of terrestrial invertebrates along the latitudinal range of the Ross Dependency to determine patterns of biodiversity, phylogenetic relationships and levels of gene flow among populations [K028_1999_2008_NZ_1]
Molecular techniques (allozyme electrophoresis and mitochondrial gene sequencing) were used to characterise the Antarctic terrestrial biodiversity along the latitudinal range of the Ross Dependency ...
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64.
Hydrocarbon-degrading microbes and optimum environmental parameters for growth from soil samples (oil contaminated and pristine) from Scott Base, Marble Point, Lake Vanda and Bull Pass [K123_1996_1998_NZ_1]
Soil surface samples and soil profile samples (pits dug down to the ice cemented surface) were collected from both oil-impacted and pristine sites in the vicinity of Scott Base and at the abandoned ...
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65.
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, ...
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66.
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 ...
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67.
The activity and expression of DNA repair/photoreactivation with the enzyme photolyase in the sea urchin Sterechinus neumayeri, McMurdo Sound [K068_2003_2004_NZ_1]
An important aspect of understanding the impact of increased UVR is assessing the ability of Antarctic species to repair DNA damaged through the process of photoreactiviation or photorepair. To repair ...
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68.
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 ...
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69.
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 ...
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70.
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 ...
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71.
UV radiation penetration through sea ice & effects on embryo & larval development, survival & damage of the sea urchin Sterechinus neumayeri, Antarctic Starfish Odontaster validus & Odontaster meridionalis in Ross Sea [K068_2002_2009_NZ_1]
UV radiation transmission measurements on sea ice surface and through the annual sea ice into the underlying water column were made during Antarctic spring months (October - November) along with ...
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72.
Cloacal and rectal samples collected from Adelie penguins, south polar skuas and Weddell seals in the Ross Sea region [K029_2005_2006_NZ]
Genetic data has revealed that endemism exists within the microbial world. Antarctica is physically separated from the rest of the world and has a short history of human activity which may appear ...
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73.
Variation in corticosterone responses to handling within and between Adelie penguins, Ross Island [K034_2001_2005_NZ_4]
Corticosterone responses to handling and behavioural responses to the approach of a person are two responses of adelie penguins to potential stressors. We measured these responses in different birds ...
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74.
Variation in corticosterone responses within and between individuals of Adelie penguins, Ross Island 2002-2003 [K034_2001_2005_NZ_6]
Corticosterone responses to handling were measured three times at four day intervals in 24 Adelie penguins to quantify variation within and between birds in these responses. Blood samples were collected ...
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75.
Adelie penguin (Pygoscelis adeliae) and McCormick skua (Catharacta mccormicki) census of the Cape Bird colony 1974 - 1978 [K014_1974_1975_NZ_4]
A population census of the three Adelie penguin colonies in the area of Cape Bird was carried out over several seasons since 1965, between November and December each year. These counts were conducted ...
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76.
Analysis of animal fat (Weddell Seal, Adelie Penguin and Skua) for DDT concentration [K017_1967_1968_NZ_3]
A special method was designed to test levels of DDT in the fats of Antarctica animals including Weddell seals, Adelie penguins and Skuas.. In this method emphasis was placed on identification of the ...
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77.
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, ...
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78.
Diversity of marine benthic communities at Granite Harbour, the effect of ocean acidification on the Antarctic gooeyduc Laternula elliptica and the effect of pulsed primary food source on the benthic community [K082_2008_2009_NZ_1]
To continue to improve our understanding of Ross Sea marine benthic ecosystem structure and function, investigations were conducted to determine how key benthic organisms (i) respond to ocean acidification, ...
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79.
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 ...
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80.
Estimates of the population density of Trematomus bernacchii at Cape Roberts and Cape Evans [K012_2000_2002_NZ_1]
The population density of the bottom dwelling Antarctic fish Trematomus bernacchii was estimated using the mark and recapture method and underwater video surveillance. Two sites were fished over two ...
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81.
Investigation into the environmental factors that drive microbial diversity in the soils of the Meirs Valley mineral soils [K023_2004_2005_NZ_1]
PARENT DIF
The primary objective of this event was to examine possible environmental factors (moisture, nutrients, mineralogy) driving the microbial diversity in the dry valley soils of Antarctica. 325 mineral ...
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82.
Investigation into the environmental factors that drive microbial diversity in the soils of the Miers Valley, Mt Erebus, Bratina Island and Beacon Valley [K023_2005_2007_NZ_1]
PARENT DIF
Modern molecular phylogenetics, in conjunction with sensitive mineral surface geochemical analysis, was used to determine the quantitative and qualitative distribution of micro-organism in Dry Valley ...
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83.
Investigation into the environmental factors that drive microbial diversity in the soils of the Miers Valley, Mt Erebus, Bratina Island and Beacon Valley [K023_2007_2008_NZ_1]
PARENT DIF
In this study, the active microbial component in the Dry Valleys system was characterized using newly developed molecular techniques with the aid of in situ augmentation and cloches (wind protection) ...
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84.
Microbial diversity and the environmental factors that drive the microbial community in the Ross Sea Region [K023_2004_2008_NZ_1]
CHILD DIFs
The Antarctic environment has recently been shown to support a high level of diversity of bacteria in the soil given the simplicity and extreme nature of the habitat. Understanding the relationship ...
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85.
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 ...
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86.
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 ...
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87.
The cryopelagic meroplankton community of Gerlache Inlet (2006-2007 season) [K018_2006_2008_NZ_2]
PARENT DIF
Cryopelagic (directly under the ice) plankton samples were collected in Gerlache Inlet about 1 km to the south of Gondwana Station. A 0.5 m diameter circular fixed-frame plankton net (125?m mesh) ...
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88.
The cryopelagic meroplankton community of Gerlache Inlet (2007-2008 season) [K018_2006_2008_NZ_3]
PARENT DIF
Cryopelagic (directly under the ice) plankton samples were collected in Gerlache Inlet about 1 km to the south of Gondwana Station. Samples were collected at 1m and 5m depth below the sea ice with ...
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89.
The depth distribution of meroplankton in the water column of Cape Hallett [K018_2003_2005_NZ_1]
PARENT DIF
Plankton was sampled at a single site (72? 18.412' S, 170? 11.290' E) off Seabee Hook, Edisto Inlet, Cape Hallett during the 04-05 season to determine if there is a different larval community at ...
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90.
The depth distribution of meroplankton in the water column of Gerlache Inlet [K018_2006_2008_NZ_1]
PARENT DIF
Plankton was sampled at a single site (74? 38.474' S, 164? 12.473' E) between 14 Nov 2007-06 Dec 2007 about 1 km to the south of Gondwana Station during the 07-08 season to determine if there is ...
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91.
The natural spawning of Sterechinus spp. (Echinodermata) observed in Edisto Inlet, Cape Hallett [K018_2003_2005_NZ_2]
PARENT DIF
Plankton was sampled at a single site off Seabee Hook, Edisto Inlet, Cape Hallett during the 04-05 season. Significant numbers of newly spawned embryos were first observed 25 November. Based on the ...
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92.
The spatial and temporal distribution of the larval fish Pleuragramma antarcticum in the platelet ice and in the water column, Gerlache Inlet. [K018_2006_2008_NZ_4]
PARENT DIF
Plankton sampling in Gerlache Inlet in the 06-07 season collected large numbers of larvae of the Antarctic ice fish Pleuragramma antarcticum. Samples of Pleuragramma eggs and recently hatched larvae ...
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93.
The spatial distribution of the meroplankton in Granite Harbour [K018_2008_2009_NZ_1]
PARENT DIF
A spatial-distribution study of the meroplankton at Granite Harbour was conducted to add to the information on the distribution and abundance patterns of the meroplankton in the Ross Sea (previously ...
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94.
The temporal variation of meroplankton at Cape Roberts [K018_2008_2009_NZ_2]
PARENT DIF
Samples of meroplankton were collected through the ice as a feasibility study (of planktonic larval growth and nutrition) in the 2001-2002 field season. Samples were collected from Cape Evans about ...
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95.
A quantitative survey of mosses in the McMurdo Sound region [K042_1976_1977_NZ_3]
A quantitative survey of the ecology of mosses in the McMurdo Sound region was conducted in the 1976/77 field season. Moss was found around streams below the Rhone, Hughes and Calkin Glaciers in the ...
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96.
Investigations of the algal ecology of Lake Vanda, Wright Valley and Lake Miers, Miers Valley [K042_1964_1965_NZ_4]
The algal ecology of two Antarctic lakes, Lake Vanda, Wright Valley and Lake Miers, Miers Valley, were studied, and extensive collections were made of littoral and terrestrial algae, lichens and mosses. ...
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97.
Investigation of the plankton composition at Edisto Inlet, 1968-69 [K017_1968_1969_NZ_2]
Sampling for vertical migrants of plankton over periods of 24 hours in Edisto Inlet was conducted to determine the effects of continuous low light intensity under the ice on the migration structure. ...
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98.
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 ...
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99.
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 ...
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100.
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 ...
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Showing 51 through 100 of 475
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