Description United Kingdom, Orkney Islands, Mainland, St. Peters Pool, on mudflats among algae, collected 10th July 1977, ex coll. F.J.A. Slieker Jr.. Image by Joop Trausel and Frans SliekerAuthor Natural History Museum Rotterdam· JPG file - 40.50 kB - 284 x 411 pixels
Extra information Camera Maker: Canon Camera Model: Canon EOS 300D DIGITAL Image Title: Retusa obtusa (f) turrita
(Møller,1842) Original Time Taken: 2010:09:21 12:54:35 Time Digitized: 2010:09:21 12:54:35 Shutter Speed: 1/13 sec Aperture: f/16 ISO Sensitivity: 100 Exposure Compensation: -1 EV Metering Mode: Pattern Flash Fired: No Flash Original Width: 284 pixels Original Height: 411 pixels Orientation: 1: Normal (0 deg) White Balance: 1 Focal Length: 50 mm Focal Length Equivalent in 35mm Film: 859.86330528633
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