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<br />Library of Congress Cataloging in Publication Data <br /> <br />Wydoski, Richard S <br />Effects of alterations to low gradient reaches of Utah streams. <br /> <br />Vol. 2 has subtitle: Summary. <br />"Biological services program." <br />"April 1980." <br />"FWS/OBS-80/14, 80/13." <br />"Fish and Wildlife Service contract no. 14-16-0008-1141." <br />Bibliography: p. <br />1. Brown trout--Ecology. 2. Mountain whitefish--Ecology. 3. Stream <br />channelization--Environmental aspects--Utah--Cache Valley. 4. Fishes-- <br />Utah--Cache Valley--Ecology. 5. Freshwater invertebrates--Utah--Cache <br />Valley. I. Helm. William Thomas, 1923-joint author. II. National Water <br />Resources Analysis Group (U.S.) III. Title. IV. Title: Biological <br />services program. <br />QL638.S2W93 5971.05222 80-36866 <br /> <br />i i <br />