File:NOAA map of Duck Galloo Ridge (cropped) showing Timber, Swetman, Main Duck and Yorkshire islands, and some subsurface shoals.jpg

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Description

This detail from a NOAA map of Duck Galloo Ridge shows the Northeast corner of Lake Ontario. As lakes go Lake Ontario is relatively deep. The portion north of this ridge is significantly less deep.

This detail shows Swetman Island, Timber Island, Main Duck Island, and Yorkshire Island, and some subsurface shoals.
Source https://ngdc.noaa.gov/mgg/greatlakes/lakeontario_cdrom/html/newnames.htm
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Public domain
This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration, taken or made as part of an employee's official duties.

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: NOAA map of Duck Galloo Ridge.jpg
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Captions

Western portion of the Duck Galloo Ridge showing Swetman, Timber, Main Duck and Yorkshire Islands, and some subsurface shoals.

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File history

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Date/TimeThumbnailDimensionsUserComment
current18:55, 2 April 2019Thumbnail for version as of 18:55, 2 April 20191,026 × 626 (647 KB)Geo SwanFile:NOAA map of Duck Galloo Ridge.jpg cropped 63 % horizontally, 72 % vertically using CropTool with precise mode.
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