Back to Index Ivory Gull Pagophila eburnea    Copyright David Seibel, 2015 (#8955) | Send Comment Camera: Canon EOS-1D Mark IV Exposure: 1/800 sec, f/10.0, ISO 640 Lens: Canon 500mm f/4L IS + 1.4x II TC Date: January 7, 2015 Location: Quinsippi Island, Quincy, Illinois, USA