TABLE OF CONTENTS 



Page 



Introduction 1 



Materials 2 



The test fishway 2 



Other features 3 



Methods 3 



Experimental approach 3 



Collection and release procedure 4 



Recording procedure 5 



Estimate of passage time 5 



Average size determination 6 



Results 7 



Review of 1957 fishway capacity trials 7 



Maximum entry and exit 7 



Entry capacity 8 



Maximum number of fish present in the fishway 8 



Effect of fish density on rate of ascent 9 



Fallbacks 10 



Discussion 12 



Summary and conclusions , . . 12 



Acknowledgments 13 



Literature cited 13 



Appendix tables 14 



111 



