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Water temperature, conductivity, and other parameters from CTD and ADCP below ice shelf in the Ross Sea from 2015-01-09 to 2015-01-19 (NCEI Accession 0176082)
This dataset contains profiles of water conductivity, temperature, pressure, and derived practical salinity in the Ross Ice Shelf cavity near the Whillans Ice Stream grounding zone. At this site, the water thickness in the cavity is 10.35 m. We also present mean and standard deviation of current speed at mid-depth, roughly 5 m below the ice-shelf base. The ice shelf at this site was 755 m thick. Data are in text format.
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Turbidity, SOLAR RADIATION - ATMOSPHERIC and other data from USCGC GLACIER from 1978-01-01 to 1980-03-31 (NCEI Accession 9000057)
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The Conductivity Temperature and Depth (CTD) data was collected by Scripps Institution of Oceanography (SIO) between January 1978 and March 1980. The data CTD data from International Weddell Sea Oceanographic Expedition (1968-1970) (IWSOE) was submitted by Dr. Theodore Foster in Binary format. NOTE: at the time this abstract was written on January 19, 2005 the data was offline. Please check the actual data format before uploading this abstract.
Water temperature and salinity taken by expandable CTD from ice edge in Nioghalvfjerdsfjorden, Northeast Greenland, on 2016-08-23 (NCEI Accession 0210955)
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These temperature and salinity profiles were collected near the location of an Ice Tethered Mooring on the floating ice tongue of 79 North Glacier, at 79.68N and 20.35W. They consist of two profiles collected with Sippican XCTD-1 probes (1 meter bin averages). Both profiles were from the same location and were collected on August 23, 2016. Data are in NetCDF.
WATER TEMPERATURE and other data from USCGC POLAR STAR from 1992-08-11 to 1992-10-06 (NCEI Accession 9200265)
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The water depth and temperature data were collected in arctic west from ship POLAR STAR between August 11, 1992 and October 6, 1992. The originator's bathythermograph (XBT) data were submitted on a diskette by Ms. Diane Foster of US Coast Guard, Groton CT. The data have been converted and are now available on line in C116 (XBT) file format of NODC. The data type C116 contained temperature-depth profile data obtained using expendable bathythermograph (XBT) instruments. Cruise information, position, date and time were reported for each observation. The data record was comprised of pairs of temperature-depth values. The XBT data files contained temperature values at non-uniform depths. These depths were recorded at the minimum number of points ("inflection points") required to accurately define the temperature curve. Standard XBTs can obtain profiles to depths of either 450 or 760 m. With special instruments, measurements can be obtained to 1830 m.
Temperature, salinity, sigma-T, and pressure profile CTD data from R/V MELVILLE and GLACIER in the Southern Oceans (> 60 degrees South) from 1986-03-04 to 1986-03-31 (NCEI Accession 9100082)
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The observations were carried out from two vessels. One, the icebreaker Glacier, operated within the sea ice out to the vicinity of the ice edge. The second vessel, R/V Melville, operated in the open water seaward of the ice edge. Temperature and salinity (as conductivity) observations were made from both vessels using Neil Brown Mark IV CTD (conductivity/temperature/depth) profiling systems. Sixty-six CTD casts were made from the Glacier and 49 from the Melville. Most of the casts extended to depths greater than 500 m, and more than half extended to 1500 m. CTD quality was of primary concern. The data were printed out and plotted during the field program, allowing a near real-time check on instrument performance and data quality. The data were also recorded digitally for later processing. The CTD used on the Glacier was calibrated prior to and following the cruise at the Northwest Regional Calibration Center in Bellevue, Washington. The CTDs on both vessels were calibrated regularly (typically every third or fourth cast) during the field program against temperature and salinity values obtained using rosette of Nansen sample bottles and deep sea reversing thermometers. The calibration data revealed a slight conductivity drift problem with the Glacier CTD system, and allowed development algorithm which was successfully used to correct the problem. The final data are accurate to within 0.01 deg C re and 0.01 ppt in salinity, Resolution was better than 0.005 deg C and 0.005 ppt in these variables. This text was taken from: Husby, D.M., and R.D. Muench, Hydrographic observations in the northwestern Weddell Sea marginal ice zone during March of 1986., NOAA Tech. Memo. NOAA-TM-NMFS-SWFC-96, 1988. Data has been processed by NODC to the NODC standard High-Resolution CTD/STD (F022) format. The F022 format contains high-resolution data collected using CTD (conductivity-temperature-depth) and STD (salinity-temperature-depth) instruments. As they are lowered and raised in the oceans, these electronic devices provide nearly continuous profiles of temperature, salinity, and other parameters. Data values may be subject to averaging or filtering or obtained by interpolation and may be reported at depth intervals as fine as 1m. Cruise and instrument information, position, date, time and sampling interval are reported for each station. Environmental data at the time of the cast (meteorological and sea surface conditions) may also be reported. The data record comprises values of temperature, salinity or conductivity, density (computed sigma-t), and possibly dissolved oxygen or transmissivity at specified depth or pressure levels. Data may be reported at either equally or unequally spaced depth or pressure intervals. A text record is available for comments.