PROPAGATION AND DISTRIBUTION OF FOOD FISHES, 1922. 



REPORT OF THE DIVISION OF FISH CULTURE FOR THE FISCAL YEAR 1922/ 



By Glen C. Leach, Assistant in Charge of Fish Culture. 



CONTENTS. 



Page. 



Introduction 3 



Value of fishes of minor interior waters 4 



Cooperation witli States, otlier Federal agencies, and foreign govern- 

 ments 5 



Sentiment in favor of fish protection 6 



Part 1. — Fish production : Propagation and rescue work 7 



Tabular summaries of operations 7 



Species of fishes handled 7 



Output 8 



Egg collections 9 



Rescued fishes 10 



Stations and substations and output of each 12 



Egg-collecting or auxiliary stations 16 



Transfers of eggs between stations 18 



Fish food used at hatcheries 19 



Hatchery fish-cultural notes 21 



New method of presenting food to trout fry and fingerlings 21 



Egg measurements 22 



Hatching eggs in gravel 22 



Methods of planting eyed eggs 23 



Acclimatization 23 



Commercial fishes 24 



Pacific salmons 24 



Afognak (Alaska) station 25 



Yes Bay (Alaska) station 26 



Baker Lake (Wash.) station and substations 27 



Baker Lake (Wash.) station 27 



Birdsview (Wash.) substation 28 



Duckabush (Wash.) substation 29 



Brinnon (Wash.) substation 29 



Quilcene (Wash.) substation 30 



Sultan (Wash.) substation 30 



Quinault (Wash.) substation 31 



Clackamas (Oreg.) station and substations 34 



Clackamas (Oreg.) station 34 



Upper Clackamas (Oreg.) substation 35 



Little White Salmon (Wash.) substation 35 



Big White Salmon (Wash.) substation 36 



Rogue River (Oreg.) substation 36 



Applegate Creek (Oreg.) substation 37 



Sandy River (Oreg.) substation 38 



Salmon (Idaho) substation 38 



Washougal River (Wash.) substation 39 



Baird (Calif.) station and substations 39 



> Appendix XVII to the Report of the U. S. Commissioner of Fisheries for 1922. B. F. 

 Doc. No. 941. 



