Explanatory" Note 



The series embodies results of investig'jtions, usually of 

 restricted scope, intended to aid or direct management or utilization 

 practices and as guides for administrative or legislative action. It 

 is issued in limited quantities for the official use of Federal, State 

 or cooperating Agencies and in processed form for economy and to avoid 

 delay in publication. 



Representatives from the States of Illinois, Iowa, Minnesota, 

 Missouri and viTisconsin and from the United States Fish and Wildlife 

 Service, meeting in December, I9I1.3, formed the Upper Mississippi River 

 Conservation Committee for the purpose of carrying on scientific 

 investigations of the fishery and wildlife resources of the Mississippi 

 River from Caruthersville, Missouri, to Hastings, Minnesota. Field 

 operations were started in l?!;!;. 



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Wasl-Jington, D.C. 

 Ma.y, 19^3 



