GREAT LAKES COREGONIDS 



587 



Table 32. — Records of the occurrence of Leucichthys reighardi in Lake Michigan 



[For each record is given, if known, the date and locality, the kind of gear used to make it, the depth of the water and character 

 of the bottom where made, the weight of the lift and the abundance of this species in it, and the total number of preserved 

 specimens examined] 



Port from which nets 

 were set 



Washington Harbor, 

 Mich. 



Sturgeon Bay, Wis.. 



Algoma, Wis 



Sheboygan, Wis. 



Port Washington, 

 Wis. 



Milwaukee, Wis 



Racine, Wis 



Michigan City, Ind. 



Grand Haven, Mich 

 Ludington, Mich... 

 Manistee, Mich 



Frankfort, Mich 



Platte Bay, Mich. 



(field station) . 

 Northport, Mich 



Traverse City, Mich. 

 Charlevoix, Mich 



Manistique, Mich 



Rec- 

 ord 

 No. 



Date 



Aug. 18,1920 



do 



do 



do 



Aug. 19,1920 



Aug. 23,1920 



Aug. 24,1920 

 Sept. 28, 1920 



do 



Oct. 1, 1920 

 Sept. 25, 1920 



do 



May 26,1921 

 Mar. 24, 1919 

 Sept. 23, 1920 

 Oct. 8, 1920 

 Sept. 3,1920 



Oct. 11,1920 



Nov. 8,1920 

 Nov. 19, 1920 

 Nov. 19,1920 



Mar. 2,1921 



— .do 



Mar. 4,1921 



Apr. 1, 1921 

 Mar. 20, 1919 

 Aug. 30,1920 

 Aug. 27,1920 

 Aug. 28,1920 

 Oct. 4, 1920 



July 21,1923 



June 22,1920 



June 23,1920 

 July 31,1923 



July 18*1923 

 July 25,1923 

 June 29,1920 

 June 30,1920 

 Aug. 10,1923 



Aug. 11,1923 

 Aug. 21,1923 

 May 3, 1924 

 Aug. 12,1920 



Location 



4 miles west of Boyer 

 Bluff. 



14 miles E. % N. of 

 Rock Island. 



5 miles west of Boyer 

 Bluff. 



3 miles WNW. of 



Boyer Bluff. 

 20 miles E. y 2 N. of 



Rock Island. 

 12 miles E. by S. of 



ship-channel mouth. 



10 miles E. by N 



40 miles SE. by E 



5 miles SE. by E 



11 miles southeast 



18 miles E. y 2 S 



5 miles E. 14 S 



8 miles northeast 



27 miles ESE— 



22 miles NW. by N. ^ 

 N. 



20 miles N. by W. 

 % W. 



18 miles NNW... 



17 miles NNW 



17J4 miles NW. by N. 

 % N. 



21 miles NNW. 



14 miles NNW 



15 miles NW. by N. 



12 miles west... 



7 miles NW. by N 



4 miles west. 



9 miles northwest 



9 miles north of Point 



Betsie. 

 VA miles south of 

 Otter Creek. 



5 miles northwest of 

 Cathead Light. 



Off Northport Point.. 

 5 miles northwest of 

 Cathead Light. 



West Bay 



Off Lees Point 



5 miles N. by E— 



3 miles northwest 



8 miles NNW. of Big 

 Rock Point. 



3 miles NW. A W 



15 miles SE. by S. S. 



Gill-net 

 mesh, 



inches 



2% 



4 

 4 



2H,25i 



2%, 2% 



2A 

 VA 



m 



2*A 



2Yi 



Hi 



2Yi 



2y 2 



2A 



m 

 2y 2 



2V2 



VA 



2A 



2y 2 



2A 



m 

 2y 2 



2M 



254 

 iH 

 VA 

 *A 

 2% 



m 



2% 



m 



2% 



m 



VA 

 2*A 



2% 

 2>A 



2»A 



2H 

 2% 



Depth, 

 in 



fathoms 



18-24 



30-50 



20 



20-24 



71-90 



60-70 



35-50 

 35-40 

 30-32 

 60 

 65-48 

 30 

 20-35 

 60 

 60 

 30 

 30-40 



30-40 



30-38 

 28-32 

 32 



30 

 26 

 28 



30 

 50-55 

 14-26 

 28-35 

 28-32 

 60-70 



8-12 



40-60 



28-40 

 40-60 



30-40 

 6-16 

 40-55 

 40-65 

 45-50 



35-60 



60-70 



Bottom 



Rock- 



Clay-mud 



Mud 



Gravel-mud. 



Clay 



....do 



Mud- 



Red clay- 

 Clay 



— -do— . 



Mud-clay. 

 Clay 



Clay. 



.do. 

 .do- 



Clay- . 

 .—do- 



Blue clay.. 



Sand 



Mud. 



-do. 

 _do. 



Clay. 



Clay-mud. 



Clay 



—-do 



Red clay. 



Weight 

 of lift, 



in 

 pounds 



900 

 50 

 310 



200 

 285 



250 



535 



1,000 

 700 



1,000 

 "l,"666" 

 500 



1,400 



200 



480 



375 

 100 



200 



Percent 

 age of 

 reighardi 



( J ) 

 ( ! ) 

 (') 

 (') 

 (') 

 0) 



( s ) 

 (') 

 (') 

 ( 2 ) 

 ( 2 ) 



(' 



C) 



(') 

 (') 

 (') 



(0 



(') 



20 



16 



(?) 

 ( 3 ) 

 ( J ) 

 (>) 

 (') 



(') 



(') 



30 



30 

 41 



s 



( J ) 

 («) 



21 



(') 



i Rare. 



J Lift not examined or percentage not ascertained. 



2 Only specimens taken in lift. 

 4 Occasional. 



