CONTENTS 



Page 



Introduction 



Theory of interchange and intragravel oxygen resupply 2 



Transport processes: 



Stream-intragravel interchange 3 



Ground-water oxygen transport 6 



Intragravel oxygen balance ' 



Field verification of the slope-interchange mechanism 8 



Experimental apparatus and procedure 8 



Results ^ 



Q 



Discussion ° 



a 

 Summary ' 



Acknowledgments ^^ 



Literature cited ^" 



iii 



