File:The bison of Yellowstone National Park (1973) (20359167756).jpg

Title: The bison of Yellowstone National Park
Identifier: bisonofyellowsto00meag (find matches)
Year: 1973 (1970s)
Authors: Meagher, Margaret Mary; United States. National Park Service
Subjects: American bison; Mammals
Publisher: (Washington) : U. S. Dept. of the Interior, National Park Service
Contributing Library: Harold B. Lee Library
Digitizing Sponsor: Brigham Young University

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The Study Area 5
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Fig. 2. Aerial view of a part of the forested plateau, located centrally. River to the north and east, the Yellowstone River to the west, and Pelican Valley to the south. Pelican Valley (Fig. 5), at 7800 feet, refers to the main valley from the lowest portions of Raven Creek to the mouth of Pelican Creek and in- cludes Marv Bay on Yellowstone Lake. Hayden Valley, elevation 7700 feet, is centrally located in the park (Fig. 6). It extends from the Grand Canyon of the Yellow- stone south to the Mud Volcano, west to Mary Mountain, and in- cludes Beach and Dryad lakes to the south and Cygnet Lakes to the north. The Firehole, at 7200 feet, refers to all three major geyser basins along that river, together with Nez Perce, Spruce, Sentinel, and Fairy creeks (Fig. 7). West of the Firehole, the Madison Plateau rises gradually to the Continental Divide and extends to the Bechler Meadows. The Pitchstone Plateau (Fig. 8) lies southeast of the Madi- son Plateau. The Bechler Mead- ows, at6400feet,arecomparableto the Lamar in elevation. Soils vary greatly. Generally, there are deep silts in the bottoms of the big valleys. Morainal materi- als are especially prominent in Lamar. Lake deposits of clays and

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