IOS Eastern Beaufort Sea

Ice Draft and Ice Velocity Data in the Easrtern Beaufort Sea, 1990-2003


Institute of Ocean Sciences, Sidney BC, Canada

Principal contact

Dr. Humfrey Melling, email: Humfrey.Melling at

Data web site

At the Snow and Ice Data Center:


Upward Looking Sonar on bottom anchored moorings


Eastern Beaufort Sea at 9 different sites

Time interval

April 1990 to September 2003 (ongoing)

Data processing notes

Data were processed and calibrated by H. Melling and D. A Reidel, IOS. Statistical summaries were computed by IOS and reformatted by R. Lindsay. The NSIDC data set has 10 observation sites, but the tenth has ice velocity data only.

Number of samples

4.18e+06 point values, 389 monthly averages


Point data

At the National Snow and Ice Data Center:


Melling, H. and D.A. Riedel. 2008. Ice Draft and Ice Velocity Data in the Beaufort Sea, 1990-2003. Boulder, Colorado USA: National Snow and Ice Data Center. Digital media.

A long list of related pubications is included in the NSIDC documentation.


Distribution of the data set from NSIDC is supported by funding from NOAA's National Environmental Satellite, Data, and Information Service (NESDIS) and the National Geophysical Data Center (NGDC).


mooring sites in the Eastern Beaufort Sea

Eastern Beaufort Sea study area with the ten mooring locations.


Type 1 mooring   Type 2 mooriung   Type 3 mooring

Diagrams of three different mooring types


Box plots for each site
Site 1
Site 2
Site 3
Site 4
Site 5
Site 6
Site 7
Site 8
Site 9


Box plots show the median (black) and the 5th, 25th, 75th, and 95th percentile values for each month. The colors indicate the month of the year. Click on a plot to see a large image.