M I C H I 6 A N 



Figure 33. — White sucker, Catostomus commersoni. 



42. Catostomus commersoni (Lacepede), white sucker (fig. 33) 



The white sucker is common in Lake Superior streams. Large numbers of adults migrate 

 from the lake to spawn each spring. White suckers are found in streams throughout the year. 



Records by state and county: 



Michigan - Chippewa 1, 3, 5, 8, 12, 13, 14; Luce 18, 19, 20; Alger 21, 22, 23, 26, 28, 29, 31, 

 32, 33, 35, 36, 37, 38, 39; Marquette 40, 41, 44, 46, 47, 48, 49, 50, 51, 52, 53; Baraga 55, 56, 57, 

 60; Houghton 64, 66, 67, 70, 85, 89, 91, 92; Keweenaw 71, 72, 74, 77, 81, 82, 122, 125, 126, 127; 

 Ontonagon 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 108, 112; Gogebic 120, 



Wisconsin - Iron 128, 130; Ashland 131, 133; Ba^-field 134, 142, 143. 144, 145, 147, 149. 150, 

 151; Douglas 152, 153, 154, 155, 156, 



Minnesota - St, Louis 157; Lake 162, 163, 165, 166; Cook 174, 



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