Portal Home
Thumbnail Icon [Freetext='DIF/IDN_Node: AMD/NZ']



Refine by Category
 
Refine by Full Text

 

1060 Titles Match Your Query
Previous Showing 101 through 150 of 1060 Next
101. Collection of Antarctic fish leeches from McMurdo Sound [K014_2009_2010_NZ_2]
Samples of Antarctic Trematomid fish leeches were fixed in alcohol and returned to New Zealand for identification and analysis.


102. Surface snow samples containing aeolian dust recovered from 40 sites on first and multi-year McMurdo sea ice using ultra clean methodology in November 2009 [K049_2009_2010_NZ_1]
55 surface snow samples containing aeolian dust were collected from the McMurdo sea ice using ultra clean methodology along two East-West transects and one North-South transect. Duplicate samples ...


103. Analysing toxicological impacts of contaminants on Notothenioid fish: Impacts of Polybrominated diphenyl ethers (PBDEs) [K068_2009_2010_NZ_2]
Target species Trematomus benacchii (n=72)from Cape Evans were collected live for the purpose of conducting a dose-response experiment in New Zealand on the live fish. Fish were dosed with different ...


104. Soil chemistry and soil CO2 concentration and isotopic composition from sites in Taylor Valley and the Lake Wellman area [K072_2008_2010_NZ_1]
This study aimed to understand the origin and dynamics of pedogenic carbonate in Antarctic soils, with a long-term view to understanding the formation of carbonate and the storage and turnover of ...


105. Very low frequency subionospheric communication transmitter observations [K069_2008_2009_NZ_1]
The AARDDVARK/WWLLN Very Low Frequency (VLF) Radio Sensor was installed at Arrival Heights from 10-15 December 2008 by Dr Craig J. Rodger and Dr. James Brundell as part of Antarctica New Zealand Event ...


106. Very low frequency radio observations of lightning discharges [K069_2008_2009_NZ_2]
The AARDDVARK/WWLLN Very Low Frequency (VLF) Radio Sensor was installed at Arrival Heights from 10-15 December 2008 by Dr Craig J. Rodger and Dr. James Brundell as part of Antarctica New Zealand Event ...


107. Collection of marine sediment, algae, invertebrate and fish samples from multiple sites at diveable depths in the Ross Sea Region [K065_2008_2009_NZ_1]
In order to resolve the contribution of microbes (bacteria) in the benthic food web under the sea ice in Antarctica and to determine the level of recycling of carbon that occurs in the community, ...


108. Gravity Measurements for Hut Point Peninsula Base Stations [K105_2008_2009_NZ_1]
Construction of buildings at McMurdo Station and Scott Base has resulted in the loss of several of the gravity base stations established during and shortly after the IGY. Antarctica New Zealand established ...


109. Southern Victoria Land Geological Map, 1:250 000, GNS Science [K105_2008_2009_NZ_2]
Geological field observations collected from New Harbour, Kukri Hills, Ferrar Glacier, Bettle Peak, Blue Glacier, Mt Lister, Salmon Valley, Cape Chocolate and Walcott Bay; of basement rock, Beacon ...


110. GPR surveys, meteorological and hydrology data from the Joyce, Garwood and Hobbs glaciers in the McMurdo Dry Valleys to investigate glacier-permafrost interactions [K064_2008_2010_NZ_1]
The aim of this study was to develop an understanding of the interactions between glaciers and their permafrost beds that will permit models of glaciers to realistically parameterise ice motion. Improvement ...


111. Tissue collection for molecular and morphological phylogenetics of Antarctic fishes [K012_1989_1992_NZ_2]
Tissue was collected for molecular analysis of evolutionary relationships in the notothenioids. Material from 10 notothenioids and 2 zoarcids was collected and analysed.


112. The histological development of blood cells and identification of erythropoietin in the red blooded Antarctic notothenioid species [K012_1994_1995_NZ_1]
A joint program with the Italian program investigated erythropoesis (formation of red blood cells) and red cell turn over in the red blooded Antarctic fishes. A range of fish tissues was collected ...


113. The effects of temperature and pH on collegen denaturation at fish skin contractions in Antarctic fish [K012_1988_1989_NZ_4]
Measurements of fish skin contraction as a function of temperature and pH and the effects of temperature on denaturation of collagen was investigated by incubating strips of skin from several notothenioid ...


114. Investigations of the neurobiology of the lateral line sensory system and its use in feeding and behaviour in Antarctic fish [K012_1989_1992_NZ_1]
The anatomy, physiology and behaviour of Antarctic fishes and their use of the lateral line sensory system was investigated over three field seasons. Methodologies for comparing lateral line function ...


115. Measurements of the caridac, hematocrit and haemoglobin concentration recovery rates from exercise and in response to cardioregulatory drugs of Pagothenia borchgrevinki, T. bernacchii and Rhigophila dearborni [K012_1988_1989_NZ_2]
Electrocardiograms were recorded for Pagothenia borchgrevinki, T. bernacchii and Rhigophila dearborni while the fish were immobilised by artificial ventilation of the gills by rapid water flow over ...


116. The viscosity of the endolymph in Pagothenia borchgrevinki and Dissostichus mawsoni to assess the relative degrees of cold compensation at different stages in the vestibulo-ocular reflex arc [K012_1988_1989_NZ_3]
Endolymph (inner ear fluid) from the semicircular canals was collected from Pagothenia borchgrevinki and Dissostichus mawsoni by dissecting the mid brain to expose the intact vestibular apparatus. ...


117. Size range and sex ratio of the amphipod Hyperiella dilatata taken by fish, caught in plankton nets and those associated with jellyfish [K012_1987_1988_NZ_3]
Aspects of the biology of the amphipod Hyperiella dilatata was investigated including comparisons of size range and sex ratio of individuals taken by the fish, and those caught in plankton nets, with ...


118. Measurements of the viscosity of blood and plasmas at various temperatures and shear rates in Antarctic notothenioids, zoarcids, channichthyids and a New Zealand notothenioid [K012_1988_1989_NZ_1]
The viscosity of blood and plasma was measured from the Antarctic notothenioids Pagothenia borchgrevinki, Trematomus bernacchii, T. centronotus and Dissostichus mawsoni, from the Antarctic zoarcid ...


119. Electroretinograms, retina analysis, behavioural observations and gut content and clearance rate of notothenioid Antarctic fish to determine the importance of visual function in feeding [K012_1987_1988_NZ_1]
The visual function in Pagothenia borchgrevinki was investigated in relation to their feeding by relating feeding with the vertical stratification of zooplankton and then determining their visual ...


120. The vertical distribution of zooplankton in the Cape Armitage area [K012_1987_1988_NZ_2]
The vertical distribution of zooplankton was determined in the Cape Armitage area. A large number of samples were taken by streaming plankton nets at a range of depths over the top 200m. These samples ...


121. Physiological control of the heart and pH balance in Antarctic fish: An adaptation to cold temperatures [K012_1986_1987_NZ_1]
Changes in temperature are thought to affect the relative contributions of the excitatory adrenergic and inhibitory parasympathetic nerves to the vertebrate heart. Investigations of the heart function ...


122. Blood buffering capacity of muscles of the Antarctic fish Dissostichus mawsoni, Pagothenia borchgrevinki, Trematomus centronotus, P. macropterus and Rhigophila dearborni [K012_1986_1987_NZ_2]
Temperature is an environmental factor which has profound effects on both aerobic and anaerobic activities. During aerobic activity, hydrogen ions from acidic metabolites are consumed by oxidative ...


123. Analysis the diet of Pagothenia borchgrevinki from stomach contents and plankton sampling near Scott Base [K012_1985_1986_NZ_1]
Samples of 20 fish of Pagothenia borchgrevinki were collected every second or third day over the course of the study period near Scott Base. The stomach contents of each fish were extracted, weighed ...


124. Measurement of the vibrations the sensory neurons of the anterior lateral line can detect in the Antarctic fish Pagothenia borchgrevinki in relation to prey detection [K012_1985_1986_NZ_2]
A study of predator-prey interaction was focussed into an investigation of non-visual sensory interaction between Pagothenia borchgrevinki and its prey. Recordings were made from sensory neurons of ...


125. Contraction rates of muscles and measurements of the input and output parameters of the vestibulo-ocular reflex action in the Antarctic fish Pagothenia borchgrevinki [K012_1984_1985_NZ_2]
In order to fully describe the input and output parameters of the vestibulo-ocular reflex, simultaneous recordings are required of head movement, sensory input from the semicircular canals, motor ...


126. The respiratory physiology of Antarctic fish: resting metabolism, dermal respiration and haemoglobin denaturation investigations [K012_1984_1985_NZ_3]
Metabolic studies were made on 4 common species of notothenioids; Pagothenia borchgrevinki, Trematomus bernacchii, T. centronotus, T. hansoni and on one zoarcid species Rhigophila dearborni. Fish ...


127. Metabolic and biochemical consequences of niche specialization of Antarctic fish - heat stressed proteins, metabolite levels, nucleotide ratios, neurotransmitters, muscle buffering capacity, blood erythrocytes [K012_1992_1995_NZ_1]
Antarctic notothenioid fishes have radiated to fill a range of ecological niches, forming an assemblage of over a hundred closely related species. Some groups have developed extreme specializations ...


128. Analysis of bottom sediment and water samples near Scott Base to determine the effects of effluents on the marine environment [K012_1994_1995_NZ_3]
The effects of Scott Base effluents on the marine environment was investigated by collecting bottom sediments and water samples on both side of the pressure ridges at Pram Point, near Scott Base. ...


129. Collection and identification of marine crustaceans in McMurdo Sound to identify ectoparasitic isopods from McMurdo Sound fish species [K012_1994_1995_NZ_2]
A variety of small crustaceans from diverse sources, including benthic traps, bottom grab and hand collection by USAP divers were collected to identify ectoparasitic isopods from McMurdo Sound fish ...


130. Temperature selection, locomotion and feeding behaviour of Antarctic fish [K012_1983_1984_NZ_3]
To test the ability of Antarctic fishes to perceive and react to temperature differences, a temperature gradient from -1.8?C to +5.4?C was set up in a trough and fish were monitored to see which part ...


131. 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 ...


132. Measurements of the quantal content in neuromuscular transmission of the Antarctic fish Pagothenia borchgrevinki - end plate potential recordings from muscle fibres [K012_1984_1985_NZ_1]
The Antarctic fish Pagothenia borchgrevinki was captured from near Scott Base and used to measure the quantal content in neuromuscular transmission of Antarctic fish. The amount of neurotransmitter ...


133. Digital data recorder recordings of changes in biological rhythms when humans move from regular night/day cycles in low latitudes to continuous daylight in high latitudes [K012_1983_1984_NZ_4]
Members of the Antarctic Project of the University of Auckland (APUA) group wore digital data recorders (Vitalogs) connected to temperature probes, electrocardiograph electrodes and movement sensors ...


134. The effects of pH and drugs on miniature end plate current decay in extraocular muscles of the Antarctic fish Pagothenia borchgrevinki [K012_1982_1983_NZ_2]
Previous experiments indicated that miniature end plate currents (MEPCs) from extraocular muscles of Antarctic fish decay significantly faster than MEPCs from New Zealand temperate fish. As the Antarctic ...


135. Measurement of the effects of pH and temperature on the oxygen binding properties (oxygen affinity) and ATP concentrations in whole blood of Antarctic fish [K012_1982_1983_NZ_1]
Many Antarctic fishes have taken advantage of the combination of low oxygen requirements and high availability of oxygen by reducing the number of erythrocytes and the amount of intracellular haemoglobin. ...


136. The neural biology of Antarctic fish: Measurements of the neural activity from fish semicircular canals in response to head movement [K012_1983_1984_NZ_1]
The input and outputs of a well defined reflex pathway (the vestibulo-ocular reflex - VOR) was described in Antarctic fish to assess the mechanisms of neural cold adaptation at low temperatures. The ...


137. Estimates of the amount of neuromuscular transmitter released by motor nerve terminals at different temperatures in the Antarctic fish Pagothenia borchgrevinki [K012_1982_1983_NZ_3]
The number of quantal doses of acetylcholine released by a nerve to activate a muscle can be estimated by recording repeated responses (end plate potentials of EPPs) to nerve stimulation and calculating ...


138. Collection of benthic Antarctic fishes to determine isopod ectoparasite species distribution and host specificity and collection of specimens for a museum reference collection [K012_1981_1982_NZ_2]
142 specimens of small benthic fishes were captured at Cape Royds and examined for ectoparasites. Where practical, fishes with isopod ectoparasites were retained to obtain additional information on ...


139. Miniature end plate currents recorded from Pagothenia borchgrevinki muscle at different temperatures and measurements of the function of the oculomotor (eye movement response) control system [K012_1981_1982_NZ_1]
Miniature end plate currents (MEPC) were recorded from fish muscle of Pagothenia borchgrevinki to test the hypothesis that the high proportion of unsaturated lipids will result in increased membrane ...


140. Collection of Antarctic terrestrial insects from Cape Royds, New Harbour/Taylor Valley [K012_1981_1982_NZ_4]
Collection of terrestrial insects (collembolans) were made wherever possible to extend distribution records, and to characterize preferred habitats for the insects. Collections of collembola (springtails) ...


141. Mark and recapture study of Trematomus bernacchii at Cape Royds [K012_1981_1982_NZ_3]
A mark and recapture study of Trematomus bernacchii was proposed for the Cape Royds area to estimate population size and degree of mobility within the population. Fish were tagged with color coded ...


142. Investigations of haematological parameters, the level of red cell ATP and blood lactate in the blood of resting and exercising Antarctic fish at cold and warm temperatures [K012_1977_1978_NZ_2]
The level of adenosine triphosphate in fish blood and its role in regulating oxygen uptake by fish haemoglobins was examined. Various haematological parameters, red cell ATP and blood lactate were ...


143. The effects of temperature on conduction of the nervous impulse and transmission of the impulse from nerve to muscle in two Antarctic fish and an isopod [K012_1977_1978_NZ_1]
The pattern of cold adaptation in the nervous system of Antarctic fish, with particular attention to the effects of temperature changes on conduction of the nervous impulse and on transmission of ...


144. Haemotological characterization of Antarctic fish blood from Antarctic fish and the giant isopod [K012_1978_1980_NZ_2]
Blood samples were taken from 8 Antarctic Notothenioids (e.g. Pagothenia borchgrevinki, Trematomus hansoni, T. centronotus, T. bernacchii, T. newnesi, Dissostichus mawsoni) and one species each of ...


145. A series of experiments to characterize the neuromuscular transmission in Antarctic fishes (Pagothenia borchgrevinki) and the effects of temperature on these reactions [K012_1978_1980_NZ_1]
The low temperature adaptations involved in neuromuscular transmission in Antarctica fish was characterized. An exploratory dissection of Pagothenia borchgrevinki revealed that the inferior oblique ...


146. Measurements of methane concentrations and isotopic ratios from the atmosphere via equipment aboard supply aircrafts operating between Christchurch, New Zealand and McMurdo Sound [K087_1989_2008_NZ_2]
The atmospheric trace gas, methane (CH4), affects the radiative heat balance of the earth. Measurements of the carbon and hydrogen isotopes in atmospheric methane are used to relate this climatically ...


147. Annual measurements of atmospheric methane concentrations and isotopic ratios from Arrival Heights, Ross Island since November 1989 [K087_1989_2008_NZ_1]
The atmospheric trace gas, methane (CH4), affects the radiative heat balance of the earth. The sources of atmospheric methane are not well understood. Large air samples (1000-1400 litres) of methane ...


148. Atmospheric air samples from aboard supply aircrafts operating between Christchurch, New Zealand and McMurdo Sound investigating the atmospheric chemistry and reactions between carbon monoxide, methane and ozone [K087_1996_1998_NZ_1]
Large whole air samples collected from a compressor system aboard the supply aircrafts operating between Christchurch and McMurdo incorporated measurements of ozone. In association with concentration ...


149. Measurements of the mixing ratios of the C2-C10 non-methane hydrocarbons from Arrival Heights since 1990 [K087_1990_2008_NZ_1]
A large variety of nonmethane hydrocarbons (NMHCs) are found throughout the troposphere in varying concentrations. The reaction of a NMHC with the hydroxyl (OH) molecule causes atmospheric oxidation. ...


150. Measurements of carbon monoxide concentrations and isotopic ratios from the atmosphere via equipment aboard supply aircrafts operating between Christchurch, New Zealand and McMurdo Sound [K087_1991_2008_NZ_2]
Carbon monoxide (CO) is a trace gas in the atmosphere. The use of the radioactive isotope 14C in carbon monoxide is useful for determining the oxidative capacity via oxidation by hydroxyl (OH). Large ...


Previous Showing 101 through 150 of 1060 Next

Link to NASA website
Responsible NASA Official:   Dr. Stephen Wharton
Webmaster:   Monica Holland   ·  Contact GCMD User Support for assistance