GREAT LAKES COREGONIDS 605 



Table 59. — Numerical expressions of certain systematic characters for 15 specimens of Leucichthys 

 hoyi from Lake Huron, 10 from depths of about SO fathoms and 5 from depths of 60 fathoms or 

 more, selected according to size and habitat 



Variety 



Field 

 No. 



Locality 



Length 



Sex 



Rakers 



Scales 



L/H 



L/O 



L/DB 



L/AB 



L/DA 



L/AT 



L/D 



L/W 



D/W 



SD/H 



SD/O 



30-fathom... 



234 



Alpena, Mich. 



177 



c? 



16+27 



68 



4.4 



6.2 



11.0 



9.8 



2.7 



8.0 



4.3 



8.4 



1.9 



2. 1 



2.9 





238 



do.. 



147 



d" 



15+26 



73 



4.3 



5.8 



9.4 



9.6 



2.7 



8.4 



4.5 



8.5 



1.9 



2. 1 



2.8 





247 



do.. 



173 



9 



15+28 



74 



4.2 



6.0 



10.2 



10. 1 



2.9 



8.0 



4.2 



7.8 



1.8 



2. 1 



3.0 





252 



do 



182 



& 



15+27 



75 



4.2 



6.0 



9. 1 



8.7 



2.7 



9.5 



4. 5 



8.1 



1.8 



2. 1 



2.9 





268 



do 



189 



9 



15+26 



71 



4.3 



6.0 



10.0 



10.5 



2.8 



8.3 



3.8 



7.7 



2.0 



2.2 



3.1 





36B 



Harbor Beach, 



184 



& 



15+27 



72 



4.2 



5.9 



10.1 



9.8 



2.7 



8.3 



4.0 



8.0 



1.9 



2.0 



2.9 







Mich_ 



































38B 



do 



161 



t? 



15+27 



74 



4. 1 



5.7 



10.0 



10.3 



2.9 



7.3 



4.0 



8.2 



2.0 



2.0 



2.8 





45B 



do 



152 



9 



15+29 



74 



4.0 



5.5 



10.2 



10.0 



2.8 



8.9 



3.9 



7.6 



1.9 



2.0 



2.8 





58B 



do... 



180 



9 



15+27 



69 



4.1 



5.6 



9.2 



9.4 



2.8 



8.5 



3.7 



7.3 



1.9 



2.0 



2.7 





70B 



do 



163 



9 



14+27 



72 



4.2 



5.5 



10.5 



8.9 



2.8 



8.3 



3.7 



8.1 



2.2 



2.0 



2.7 



60-fathom... 



29B 



Alpena, Mich. 



161 



9 



15+26 



67 



4.0 



5.6 



10.0 



9.0 



2.8 



8.7 



4.2 



9.4 



2.2 



2.0 



2.8 





30B 



do. 



161 



<? 



16+28 



79 



3.9 



5.2 



9.7 



9.5 



3.0 



9.4 



4.2 



8.9 



2. 1 



2.0 



2.8 





381 



do 



158 



9 



14+27 



79 



3.9 



5.2 



9.7 



8.6 



3.0 



8.4 



4.6 



10.0 



2.1 



2.0 



2.8 





391 



do 



151 



9 



15+26 



78 



3.9 



5.4 



10.7 



9.5 



3.0 



7.7 



3.9 



10.0 



2.5 



2.0 



2.8 





394 



do 



170 



9 



15+26 



73 



4.0 



5.7 



10.6 



9.5 



3. 1 



8.4 



4.4 



9.4 



2. 1 



2.0 



2.9 



Variety 



Field 

 No. 



SA/H 



SA/O 



H/E 



H/M 



H/S 



H/J 



H/Ad 



H/R 



O/E 



O/M 



O/S 



PV/P 



AV/V 



DR 



AR 



VR 



PR 



DC 



AC 



Br 



30-fathom_.__ 



234 



3.3 



4.4 



3.6 



2.3 



3.7 



2.0 



3.0 



5.4 



2.6 



1.7 



2.7 



1.9 



1.3 



9 



11 



11 



15 



1.9 



1.1 



8 





238 



3.3 



4.4 



3.7 



2.6 



3.9 



1.9 



3.1 



5.4 



2.7 



1.9 



2.9 



1.9 



1.4 



9 



11 



11 



15 



1.6 



1.0 



8 





247 



3.2 



4.6 



3.9 



2.5 



3.7 



1.9 



3.5 



5.0 



2.8 



1.7 



2.6 



2.0 



1.4 



9 



11 



11 



17 



1.6 



1.0 



9 





252 



3.3 



4.6 



3.8 



2.7 



3.8 



2. 1 



3.4 



5.0 



2.7 



1.9 



2.7 



1.9 



1.4 



9 



12 



11 



16 



1.6 



.97 



8 





268 



3.4 



4.8 



3.9 



2.5 



3.7 



1.9 



3.6 



5.7 



2.8 



1.8 



2.6 



2.0 



1.4 



10 



12 



11 



15 



1.5 



1. 1 



9 





36B 



3.2 



4.5 



3.8 



2.5 



3.8 



1.9 



3.1 



5. 1 



2.7 



1.8 



2.7 



1.8 



1.3 



10 



11 



11 



17 



1.6 



1. 1 



8 





38B 



3.1 



4.4 



3.6 



2.4 



3.9 



1.9 



3.6 



4.8 



2.5 



1.7 



2.8 



1.8 



1.2 



9 



10 



10 



15 



1.8 



1.1 



8 





45B 



3.1 



4.2 



3.6 



2.5 



4. 1 



1.9 



4.0 



5.0 



2.7 



1.8 



3.0 



1.9 



1.2 



9 



11 



11 



14 



1.7 



1. 1 



8 





58B 



3.2 



4.3 



3.8 



2.5 



3.7 



1.9 



4.0 



4.8 



2.8 



1.8 



2.7 



2.0 



1.3 



9 



11 



11 



15 



1.5 



1. 1 



9 





70B 



3.1 



4.2 



3.7 



2.6 



3.8 



1.9 



3.9 



6.2 



2.7 



1.9 



2.8 



2.0 



1.3 



9 



12 



11 



16 



1.8 



1.0 



8 



60-fathom 



29B 



3. 1 



4.1 



3.8 



2.5 



3.8 



1.9 



4.8 



5.0 



2.7 



1.7 



2.7 



1.8 



1.3 



9 



11 



12 



16 



1.7 



1. 1 



8 





30B 



3.1 



4.4 



3.6 



2.3 



3.7 



1.9 



4.0 



5.1 



2.6 



1.7 



2.6 



1.8 



1.3 



10 



12 



11 



16 



1.8 



1. 1 



9 





381 



2.9 



4.0 



4.0 



2.5 



3.5 



1.8 



4.3 



7.2 



2.9 



1.8 



2.6 



1.8 



1.2 



10 



12 



11 



16 



1.6 



1.0 



8 





391 



3.0 



4.2 



3.8 



2.6 



3.8 



1.9 



3.4 



5.5 



2.7 



1.7 



2.7 



2.0 



1. 1 



9 



11 



11 



17 



1.8 



1.0 



8 





394 



3.2 



4.4 



3.9 



2.4 



3.8 



1.9 



3.8 



5.0 



2.8 



1. 7 



2.7 



1.9 



1.2 



9 



11 



12 



16 



1.8 



1. 1 



9 



Table 60. — Records of the occurrence of Leucichthys hoyi in Lake Superior 



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

 of the bottom where made, the abundance of this species in the lift, and the number of preserved specimens examined] 



Port from 

 which nets 

 were set 



Rec- 

 ord 

 No. 



Date 



Location 



Gill-net 

 mesh, in 

 inches 



Depth, 

 in 



fathoms 



Abundance 



Bottom 



Preserved 

 specimens 

 examined 



+200 -200 

 mm. mm. 



SaultSte. Marie, 



Mich. 

 Marquette, 



Mich. 

 Ontonagon, 



Mich. 

 Apostle Islands, 



Wis. 



Duluth, Minn. 



Grand Marais, 



Minn. 

 Port Arthur, 



Ontario. 



Rossport, On- 

 tario. 



Marquette, 

 Mich.' 



June 14,1922 



Aug. 8, 1921 



Aug. 24,1921 

 Aug. 25,1921 

 July 11,1922 



July 14,1922 



July 15,1922 



do._ 



July 17,1922 



Sept. 14, 1921 

 July 17,1922 

 Sept. 15, 1923 



Sept. 17, 1923 



Sept. 19, 1923 



Oct. 4, 1921 



Sept. 29, 1923 



In Whitefish Bay. 

 6 miles NE. % N.. 



21 miles west 



6 miles NNW 



Between Cat and 



South Twin Islands. 

 25 miles north of 

 South Twin Island. 

 14-18 miles NW. by 



N. of South Twin 



Island. 

 20 miles northwest of 



Rocky Island. 

 20 miles NE. by E 



Off Terrace Point 



do 



Thunder Bay, 



Thunder Cape. 

 Thunder Bay, south 



of Welcome Islands. 

 Thunder Bay, off 



Sawyer Bay. 

 Off Bread Rock 



VA 

 1Y2 



2^,2%4H 



m, m, m 

 2542^ 



40-50 



42-65 



15-45 

 20-38 

 15-20 



50-90 



40-90 



Common 



..._do 



Occasional 



....do 



Only specimen 

 taken in lift. 

 Occasional 



Red clay. 



do. 



Sand and clay. 

 Sand 



28 



Common. 



Red and yellow 



clay. 

 Clay 



off 



Off Salter Island. 



4M 

 2% 



35-65 

 3<M0 



4V2 



2V 2 



30-65 

 30-65 

 31 



2V2 



23 



2Vv 



49 



2M,2»A 



80-90 



2V2 



42 



_do. 



.do. 



Lift not exam- 

 ined. 

 Occasional 



— _do 



Only specimens 



taken in lift. 



— _do 



do 



do 



Occasional. 



Sand- 



Clay 



do 



Brownish-gray 



clay. 

 do 



..-do 



Grayish-brown 



clay. 

 Clay 



10 



80 



107 

 I 



10 

 9 

 3 



4 



10 



1 



2 



1 Field Museum collection, borrowed specimen. 



