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GREAT BASIN NATURALIST
<br />were found to move from the
<br />.,andy-pool area into the lower sec-
<br />tions of riffles during the same peri-
<br />od of time when maximum feeding
<br />intensity was observed.
<br />ACKNOWLEDGMENTS
<br />The authors acknowledge the White River
<br />Shale Oil Corporation for funding this study,
<br />Chuck McAda of the Colorado River Fish-
<br />eries Project for his assistance in getting sam-
<br />ples out of the Yampa River, and Dr. Richard
<br />Valdez for his review and critique of the
<br />manuscript.
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