IMPACTS OF WATER WITHDRAWALS 71 



Projections of Future Use 71 



Yellowstone River 71 



Bighorn River 73 



SUMMARY 75 



Major Bird Studies 75 



Canada Geese 75 



Dabbling Ducks 76 



Other Birds 76 



Impacts of Water Withdrawals 77 



APPENDIXES 79 



A. Projections of Future Use 81 



B. Birds Examined for Food Habits Analysis 89 



C. Selected Physical Parameters measured from Aerial Photographs 

 of Sections of the Lower Yellowstone River from Billings to 

 Fairview, Montana 91 



D. Dates of Observations of Canada Geese Neck-Banded in the Lower 

 Yellowstone Valley in 1975 and the Distances Moved Between 



those dates 93 



E. Egg Success of Canada Geese 97 



F. Selected Species of Birds Observed in the Lower Yellowstone 

 Valley from September 1974 to October 1976 101 



LITERATURE CITED 103 



