REPORT OF THE COMMISSIONER OF FISHERIES ' 



CONTENTS 



Page 



Commercial fisheries and fishery industries ni 



Review hi 



Technological investigations v 



Canning sardines V 



Utilization of by-products vi 



Preservation of nets vi 



Iodine content of preserved sea foods vii 



Preparation of sturgeon caviar vii 



Crab fishery of the Chesapeake Bay vii 



Cooperation with the States viii 



Information service viir 



Mackerel statistics viir 



Market survey of New York City ix 



Canned fishery products and by-products ix 



Frozen-fish trade x 



New England vessel fisheries xr 



Fisheries at Seattle, Wash xr 



Shad and alewife fisheries of the Potomac River xir 



Florida sponge fishery xir 



Fisheries of the South Atlantic States xit 



Fisheries of the Pacific Coast States in 1922 xiir 



Inquiry respecting food fishes xiv 



Introduction xiv 



Atlantic coast fisheries xv 



Pacific coast fisheries xviir 



Fishei'ies of inland waters xix 



Oysters xx 



Fresh-water mussels xxi 



Alaska clams xxii 



InvesUgations relating to fish culture xxir 



Mosquito control by means of fish , xxiii 



Oceanographic and limnological investigations xxiv 



Fouling of ships' bottoms xxiv 



Activities of the bureau's investigators xx*v 



North American Committee on Fishery Investigation xxvi 



Propagation and distribution of food fishes xxvi 



Fish-cultural operations xxvi 



Relations with States and foreign governments, xxix 



Propagation of Pacific salmons xxxi 



Commercial fishes of the Great Lakes xxxii 



Marine species of the North Atlantic xxxii 



Migratory fishes of Atlantic rivers xxxii 



Salvage of food fishes from overflowed lands xxxiii 



Propagation of fishes of interior waters xxxiii 



Alaska fishei'ies service xxxiii 



Effect of the new fishery law and regulations xxxin 



Alaska salmon hatcheries xxxv 



Special studies and investigations xxxv 



Extent of the Alaska fisheries xxxv 



Alaska fur-seal service xxxvii 



General activities on the Pribilof Islands xxxvii 



Seal herd xxxvii 



1 Bureau of Fisheries Document No. 982. 



