Sample image taken during a survey mission.
North Point Reef
Image courtesy of Thunder Bay National Marine Sanctuary/NOAA. Download larger version (jpg, 3.4 MB).

Sample image taken during a survey mission over North Point Reef. The remains of a wooden vessel can be seen and belong to archaeological site Galena, which is buoyed by the sanctuary every summer. The mooring buoy tackle, a large train wheel, is also visible in the image.

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