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Benthic core to be used for isotope dating. Image courtesy of Thunder Bay Sinkholes 2008.
Thunder Bay Sinkholes 2008 Thunder Bay Sinkholes 2008: Sept 3 Log NOAA Ocean Explorer Gallery Download high-resolution image (jpg, 2.7Mb)
Thunder Bay Sinkholes 2008
Thunder Bay Sinkholes 2008: Sept 3 Log
NOAA Ocean Explorer Gallery
Download high-resolution image (jpg, 2.7Mb)
