Bacteria mats and Grand Prismatic Spring. The orange color is due to bacteria which thrive only on the cooler fringes of the hot spring, while the hotter center of the spring hosts blue-colored bacteria. Midway Geyser Basin, Yellowstone National Park, Wyoming, USA
Stock Photo: 26954 -?- Location: Midway Geyser Basin, Yellowstone National Park, Wyoming, USA Lat/Long: N 044° 31' 32.55", W 110° 50' 16.63" (Coordinates: 44.52571°, -110.83795°) Format: Digital 3:2 Copyright © Phillip Colla, all rights reserved worldwide. Purchase a print of this image Request a review copy of this image Keywords: bacteria, bacteria mat, environment, geothermal, grand prismatic spring, midway geyser basin, national park, nature, outdoors, outside, scene, scenery, scenic, spring, wyoming, yellowstone, yellowstone national park |