Description Senegal, Dakar, Yène, by fishing, at 5-15 m depth, collected May 1974, ex coll. J.G.B. Nieuwenhuis. Image by Joop Trausel and Frans SliekerAuthor Joop Trausel and Frans Slieker· JPG file - 38.35 kB - 400 x 364 pixels
Extra information Camera Maker: Canon Camera Model: Canon EOS 300D DIGITAL Image Title: Prunum monilis
(Linnaeus,1758) Original Time Taken: 2008:10:11 14:18:38 Time Digitized: 2008:10:11 14:18:38 Shutter Speed: 1/20 sec Aperture: f/16 ISO Sensitivity: 100 Exposure Compensation: -1.33 EV Metering Mode: Pattern Flash Fired: No Flash Original Width: 400 pixels Original Height: 364 pixels Orientation: 1: Horizontal (normal) White Balance: 1 Focal Length: 50 mm Focal Length Equivalent in 35mm Film: 542.21974017723