354 



U. S. BUREAU OF FISHERIES 



Persons engaged, investment, and products of the fisheries of Michigan in 1922, 



by lakes — Continued 



' Includes the mussel fisheries of the St. Joseph, Grand, Kalamazoo, Maple, Muskegon, Pigeon, and 

 Thornapple Rivers. 

 * Includes one small steamer valued at $500. 



Note:— The mussel fisheries in the rivers tributary to the Great Lakes have been prosecuted only a few 

 years and have never previously been shown in the statistics of the fisheries of Great Lakes. 



I 



