| GeoGratis : Great Lakes Mosaic |
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The mosaic of the Great Lakes Watershed is composed of 82 Landsat MSS images acquired between June 1 and September 15 from 1985 to 1987. It is
7921 pixels by 7201 lines and contains 4 bands of data. The geographic
boundaries are: 40°- 52°N (latitude) and 95°-73° W (longitude), with
sampling intervals of 6 seconds (latitude) and 10 seconds (longitude).
Click here for download information. |
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To access the free data select one of the 4 following
options or FTP to ftp.ccrs.nrcan.gc.ca/gad/geogratis/greatlakes/mosaic/. Also, read the
technical
note to find out more about how the mosaic was created.
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Individual files that were used to complete the
mosaic are also available. These files are geometrically and radiometrically
corrected and are reprojected into latitude and longitude co-ordinates.
The images are 1098 pixels by 1364 lines and contain 4 bands of data.
The *.scd file contains information for the north-west corner of the image
as well as the sampling intervals. The *.zip files contains both
the image (*.pim) and header file. To access the free data,
FTP to ftp.ccrs.nrcan.gc.ca/gad/geogratis/greatlakes/images/
or select the images from the drop-down menu below:
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