CONTENTS 



Page 



Introduction 1 



Acknowledgments 1 



Management history 1 



Etescription of streams 3 



Firehole River 3 



Madison River 4 



Gibbon River 5 



Methods 5 



Creel census 5 



Experimental stocking 5 



Age and growth 6 



Fish populations 6 



Fishing pressure and catch 8 



Fishing pressure 8 



Catch 10 



Fingerling trout planting 12 



Adult rainbow trout planting 13 



Fish populations 13 



Firehole River 13 



Madison River 14 



Growth rates of wild fish 14 



Firehole River 14 



Madison River 18 



Age composition of catch 18 



Rate of exploitation of wild fish 18 



Influence of Planting on wild fish 23 



Adult fish planting experiments 24 



Management 24 



Summary 26 



Literature cited 27 



111 



