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178 datasets found
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NIWA Oceanographic Deep Mooring Data in the Drygalski Ice Tongue 2017-2018
Antarctica New ZealandIn collaboration between the Korea Polar Research Institute and NIWA, an oceanographic mooring was deployed close to the bottom depth near the Drygalski Ice Tongue (lat:-75.275700, lon:164.067300) on 5 February 2017 as a part of the ANA07C research cruise, and it was recovered on 5 March 2018. To monitor physical properties (Temperature, Salinity,...Created 8 September 2023 • Updated 25 March 2025 -
Tide Gauge Data, Cape Roberts, 1990-Present
Antarctica New ZealandA tide gauge was installed in November 1990 and has been in near continuous operation since. A 10 minute average of water depth was recorded each hour with hourly averages of wind speed and direction, air temperature and solar radiation. From 2000 the recording frequency was increased from every hour to every 10 minutes. From 2003 data is read every 10...Created 8 September 2023 • Updated 25 March 2025 -
NIWA Oceanographic Mooring Data in the Drygalski Ice Tongue North 2020-2022
Antarctica New ZealandIn collaboration between the Korea Polar Research Institute and NIWA, an oceanographic mooring was deployed to the North of the Drygalski Ice Tongue (lat:-75.360767, lon:164.746467) on March 2020, and it was recovered on March 2022 (ANA12D research cruise). To monitor physical properties (Temperature, Salinity, Current) of ocean water in the north of the...Created 8 September 2023 • Updated 25 March 2025 -
Conductivity, Temperature, and Depth (CTD) Profiles, Lake Vanda, 2022
Antarctica New ZealandThis metadata record represents CTD profiles carried out up to 15-meters at Lake Vanda. GET DATA: ian.hawes@waikato.ac.nzCreated 25 March 2025 • Updated 25 March 2025 -
ADCP, CTD Profiles, and Dissolved Oxygen Measurements, Lake Fryxell, 2024
Antarctica New ZealandThis metadata record represents ADCP, CTD profiles, and dissolved oxygen measurements at Lake Fryxell. GET DATA: ian.hawes@waikato.ac.nzCreated 25 March 2025 • Updated 25 March 2025 -
Sea Ice Temperature Profiles from McMurdo Sound, Antarctica in 2010 from a...
Antarctica New ZealandSea ice temperature (°C) measured across multiple depths at (LATITUDE: -77.792300, LONGITUDE: 166.514900). Related Publication: Richter ME, Leonard GH, Smith IJ, Langhorne PJ, Mahoney AR, Parry M. Accuracy and precision when deriving sea-ice thickness from thermistor strings: a comparison of methods. Journal of Glaciology. 2023;69(276):879-898....Created 25 March 2025 • Updated 25 March 2025 -
Benthic Invertebrate Isotope Data at Dunlop Island, Arrival Heights, Scott Base, 2022
Antarctica New ZealandThis metadata record represents the output from benthic invertebrate isotope analyses carried out on sediment samples collected at Dunlop Island, Arrival Heights, and Scott Base. Stable isotope techniques were used to explore benthic invertebrate feeding strategies and responses to a range of predominant food sources associated with different...Created 25 March 2025 • Updated 25 March 2025 -
Conductivity, Temperature, and Depth (CTD) Profiles, McMurdo Sound, 2023
Antarctica New ZealandThis metadata record represents complete three consecutive, 10 full-depth CTD profiles of the water column. These data will provide a point of calibration for the moored instruments in case the sensors drift during their deployment (see cross-referenced record). GET DATA: natalie.robinson@vuw.ac.nzCreated 25 March 2025 • Updated 25 March 2025 -
Sediment Composition (Grain Size, Pigment Concentration, Isotope...
Antarctica New ZealandThis metadata record represents analyses of stable isotopes, chlorophyll, and carbonate parameters from the seafloor sediment samples at Cape Evans. GET DATA: vonda.cummings@niwa.co.nzCreated 25 March 2025 • Updated 25 March 2025 -
Antarctic Fish Assemblages Data Using eDNA Obtained from Marine Sponge...
Antarctica New ZealandThis metadata record represents data between catch records and eDNA detections were compared across a total of 26 sites located on the continental slope (17 locations) and shelf in the Ross Sea. A total of 30 marine sponge specimens on 26 fishing lines were sampled. Fish eDNA signals were compared. Raw sequencing data, demultiplexed sequencing data, and...Created 25 March 2025 • Updated 25 March 2025 -
Automated Weather Station Data at Hot Water Drill Site 2, Ross Ice Shelf, 2015-2017
Antarctica New ZealandThis metadata record represents AWS data collected in 2015 on the Ross Ice Shelf at Hot Water Drill Site 2. GET DATA: christina.hulbe@otago.ac.nzCreated 25 March 2025 • Updated 25 March 2025 -
Coastal Mooring Instrument Array: CTD, PAR, and Currents at Cape Evans, 2021-2022
Antarctica New ZealandThis metadata record represents environmental data at Cape Evans. Conductivity, temperature, depth (CTD), photosynthetically active radiation (PAR), and currents were measured at ~20-meter depth for 12 months to characterise variability in the nearshore habitat. These instruments form part of the Antarctic Nearshore and Terrestrial Observation Systems...Created 25 March 2025 • Updated 25 March 2025 -
phytoclass: A pigment-based chemotaxonomic method to determine the biomass...
Antarctica New ZealandThis metadata record represents the R phytoclass package. Determine the chlorophyll a (Chl a) biomass of different phytoplankton groups based on their pigment biomarkers. The method uses non-negative matrix factorisation and simulated annealing to minimise error between the observed and estimated values of pigment concentrations (Hayward et al. (2023)...Created 25 March 2025 • Updated 25 March 2025 -
Passive Seismic Measurements at Hot Water Drill Site 2, 2015
Antarctica New ZealandPassive normal modes were used to capture fracture and tremor events were carried out at Hot Water Drill Site 2. Measurements capture short time scale motion of the floating ice. Equipment: Trilium-120PA seismometer; Sercel L-28 3D high frequency seismometers. GET DATA: christina.hulbe@otago.ac.nzCreated 25 March 2025 • Updated 25 March 2025 -
Low-Frequency Radar Profiling at Kamb Ice Stream (KIS2), West Antarctica, 2021
Antarctica New ZealandLow-frequency radar profiling in a grid around Kamb Ice Stream 2 borehole (-82.47040333, -152.29192167) measuring ice thickness and extrapolating between ApRES observations. These data provide boundary conditions and revealing controlling processes (ice-substrate interactions). GET DATA: christian.ohneiser@otago.ac.nzCreated 25 March 2025 • Updated 25 March 2025 -
Oxygen Sediment Flux Measurements with Benthic Lander, Lake Fryxell, 2023
Antarctica New ZealandThis metadata records represents oxygen flux measurements made with a benthic lander to measure oxygen flux to and from the sediment of Lake Fryxell. GET DATA: ian.hawes@waikato.ac.nzCreated 25 March 2025 • Updated 25 March 2025 -
Sea Ice Thermistor Data, McMurdo Sound, Antarctica, 1996-2003
Antarctica New ZealandData provided here have been collected as part of the project "Measurements and Improved Parameterization of the Thermal Conductivity and Heat Flow through First-Year Sea Ice", OPP-0126007* and include measurements of temperature and various ice properties at selected sites in first-year and multiyear sea ice in McMurdo Sound, Antarctica in the years...Created 25 March 2025 • Updated 25 March 2025 -
A pan-cetacean MHC amplicon sequencing panel developed and evaluated in...
Antarctica New ZealandThe major histocompatibility complex (MHC) is a highly polymorphic gene family that is crucial in immunity, and its diversity can be effectively used as a fitness marker for populations. Despite this, MHC remains poorly characterised in non-model species (e.g., cetaceans: whales, dolphins and porpoises) as high gene copy number variation, especially in...Created 25 March 2025 • Updated 25 March 2025 -
Sediment Core Solid Phase Geochemistry, Interstitial Water Dissolved Gases,...
Antarctica New ZealandThese data provide solid phase geochemistry, dissolved ions and trace metals in interstitial water, dissolved gases, isotope ratios, pH and single cell genomics in core 5072_1_G_1G. The data supports research into microbial metabolisms, metabolic pathways, and energy sources,. GET DATA: r.levy@gns.cri.nzCreated 25 March 2025 • Updated 25 March 2025 -
Nitrogen, Carbon, Phosphorus and Chlorophyll-a Concentrations, Lake Fryxell, 2022
Antarctica New ZealandThis metadata record represents 36 discrete 1kg samples collected from lake-bottom sediment at the north and south shores of Lake Fryxell. The sediment samples form a depth profile from lake edge to 8.5 m depth. Samples were analysed for nitrogen and carbon (includes stable isotopes), phosphorus, and chlorophyll-a. The generated data contributes to the...Created 25 March 2025 • Updated 25 March 2025
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