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Federal
Multibeam Bathymetry Database (MBBDB) NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
Originally designed for military use, the multibeam echosounder has proved very useful for nautical charting, oceanographic research and modeling, habitat... -
Federal
Marine Trackline Geophysical Database NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
This data set contains bathymetry, magnetic, gravity and seismic shot point navigation data collected during marine cruises from 1939 to the present. Coverage is... -
Federal
Arctic Ocean Regional Climatology (NCEI Accession 0115771)
National Oceanic and Atmospheric Administration, Department of Commerce —
To provide an improved oceanographic foundation and reference for multi-disciplinary studies of the Arctic Ocean, NCEI developed a new set of high-resolution quality-... -
Federal
Bootstrap Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS V004
National Aeronautics and Space Administration —
This sea ice concentration data set was derived using measurements from the Scanning Multichannel Microwave Radiometer (SMMR) on the Nimbus-7 satellite and from the... -
Federal
Northern Hemisphere EASE-Grid 2.0 Weekly Snow Cover and Sea Ice Extent, Version 4
National Aeronautics and Space Administration —
The main parameters for this data set are snow cover and sea ice extent; both parameters are derived from SMMR and DMSP-F8, -F11, -F13, and -F17 SSM/I and SSMIS... -
Federal
Aerial Image of Alaska's Arctic Coastal Plain, 1955
Department of the Interior —
This dataset is comprised of one geo-referenced aerial image from the National Petroleum Reserve - Alaska (NPRA) on Alaska's Arctic Coastal Plain taken on 21 June... -
Federal
Multistate Capture and Search Data from the Southern Beaufort Sea Polar Bear Subpopulation in Alaska, 2001-2016
Department of the Interior —
This data release contains two tables of information on polar bear distributions in the southern Beaufort Sea during spring, from 2001 to 2016. One table provides... -
Federal
NOAA/NSIDC Climate Data Record of Passive Microwave Sea Ice Concentration, Version 5
National Aeronautics and Space Administration —
This data set provides a Climate Data Record (CDR) of sea ice concentration from passive microwave data. The CDR algorithm output is a rule-based combination of ice... -
Federal
Alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from MIRAI in the Arctic Ocean and Beaufort Sea from 2004-09-01 to 2004-10-13 (NCEI Accession 0112357)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes biological, chemical, discrete sample, physical and profile data collected from MIRAI in the Arctic Ocean and Beaufort Sea from 2004-09-01 to... -
Federal
Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data V002
National Aeronautics and Space Administration —
This data set is generated from brightness temperature data and is designed to provide a consistent time series of sea ice concentrations spanning the coverage of... -
Federal
Sea Ice Index, Version 4
National Aeronautics and Space Administration —
Notice: Due to funding limitations, this data set was recently changed to a “Basic” Level of Service. Learn more about what this means for users and how you can share... -
Federal
Nimbus-7 SMMR Polar Gridded Radiances and Sea Ice Concentrations, Version 1
National Aeronautics and Space Administration —
This data set contains gridded brightness temperatures and sea ice concentrations for both polar regions. Brightness temperature and sea ice concentration grids have... -
Federal
NOAA Climate Data Record (CDR) of Passive Microwave Sea Ice Concentration, Version 2
National Oceanic and Atmospheric Administration, Department of Commerce —
The Passive Microwave Sea Ice Concentration Climate Data Record (CDR) dataset is generated using daily gridded brightness temperatures from the Defense Meteorological... -
Federal
Biologically Important Areas for Cetaceans within U.S. Waters 2015-03-01 - Present
National Oceanic and Atmospheric Administration, Department of Commerce —
The Cetacean Density and Distribution Mapping Working Group identified Biologically Important Areas (BIAs) for 24 cetacean species, stocks, or populations in seven... -
Federal
U.S. National Ice Center Arctic Sea Ice Charts and Climatologies in Gridded Format, 1972 - 2007, Version 1
National Aeronautics and Space Administration —
Notice: Due to funding limitations, this data set was recently changed to a “Basic” Level of Service. Learn more about what this means for users and how you can share... -
Federal
GLAS/ICESat L2 Sea Ice Altimetry Data (HDF5) V034
National Aeronautics and Space Administration —
GLAH06 is used in conjunction with GLAH05 to create the Level-2 altimetry products. Level-2 altimetry data provide surface elevations for ice sheets (GLAH12), sea ice... -
Federal
MODIS/Aqua Sea Ice Extent Daily L3 Global 1km EASE-Grid Day V061 NGDA
National Aeronautics and Space Administration —
This global Level-3 (L3) data set provides daily daytime sea ice extent and ice surface temperature derived from the 'MODIS/Aqua Sea Ice Extent 5-Min L2 Swath 1km'... -
Federal
Snow Melt Onset Over Arctic Sea Ice from SMMR and SSM/I-SSMIS Brightness Temperatures, Version 5
National Aeronautics and Space Administration —
This data set includes yearly snow melt onset dates over Arctic sea ice derived from Scanning Multichannel Microwave Radiometer (SMMR), Special Sensor... -
Federal
Arctic Sea Ice Concentration and Extent from Danish Meteorological Institute Sea Ice Charts, 1901-1956, Version 1
National Aeronautics and Space Administration —
This data set provides estimates of Arctic sea ice extent and concentration from 1901 to 1956 created from a collection of historic, hand-drawn sea ice charts from... -
Federal
Arctic Ocean Drift Tracks from Ships, Buoys, and Manned Research Stations, 1872-1973, Version 1
National Aeronautics and Space Administration —
Thirty-four drift tracks in the Arctic Ocean pack ice are collected in a unified tabular data format, one file per track. Data are from drifting ships, manned...