Description A purple-spined sea urchin (Arbacia punctulata) at the Flower Garden Banks National Marine Sanctuary, l ocated 70 to 115 miles off the coast of Texas and Louisiana (NOAA picture).JPG file - 466.37 kB - 1 509 x 1 350 pixels
Extra information Camera Maker: Nikon Corporation Camera Model: NIKON D100 Image Title: Original Time Taken: 2006:08:01 11:12:56 Time Digitized: 2006:08:01 11:12:56 Shutter Speed: 1/125 sec Aperture: f/18 Exposure Compensation: 0 EV Metering Mode: Pattern Flash Fired: No Flash Original Width: 1509 pixels Original Height: 1350 pixels Orientation: 1: Horizontal (normal) Focal Length: 60 mm Focal Length Equivalent in 35mm Film: 90