Description India, Tamil Nadu, Chennai (Madras), on sand/weed bottom, by dredging, collected May 1979, ex coll. J.G.B. Nieuwenhuis. Image by Joop Trausel and Frans SliekerAuthor Joop Trausel and Frans Slieker· JPG file - 39.26 kB - 332 x 454 pixels
Extra information Camera Maker: Canon Camera Model: Canon EOS 300D DIGITAL Image Title: Ranularia oboesa
(Perry,1811) Original Time Taken: 2009:06:03 16:58:25 Time Digitized: 2009:06:03 16:58:25 Shutter Speed: 1/30 sec Aperture: f/16 ISO Sensitivity: 100 Exposure Compensation: -1.67 EV Metering Mode: Pattern Flash Fired: No Flash Original Width: 332 pixels Original Height: 454 pixels Orientation: 1: Horizontal (normal) White Balance: 1 Focal Length: 50 mm Focal Length Equivalent in 35mm Film: 521.32662931376