614 



Table 70 



BULLETIN OF THE BUREAU OF FISHERIES 



, — Records of the occurrence of Leucichthys artedi in Lake Huron — Continued 



Port from which nets 

 were set 



North Channel: 



Blind River, Ontario. 



Cutler, Ontario 



Gore Bay, Ontario.. 

 Kagawong, Ontario. 



Georgian Bay: 



Wiarton, Ontario. 



Killarney, Ontario. .. 

 Borrowed specimens: 



Georgian Bay 3 _. 



Bayport, Mich.* 



Port Huron, Mich.<_. 

 Blind River, Ontario * 

 Collingwood, Ontario* 



Rec- 

 ord 

 No. 



Date 



Oct. 6, 1917 

 Nov. 8,1917 

 Nov. 11, 1917 

 Nov. 10, 1917 



do 



Oct. 16,1919 



Nov. 5,1917 

 July 29,1919 

 Dec. 3, 1919 

 Oct. 12,1919 



Location 



Off Grant Island 



Off the city 



Cutler Bay 



Off Barrie Island 



Off Clapperton Island. 

 do - 



Colpoys Bay. 



do 



do 



Off the city.- 



Gill-net 

 mesh, 



in 

 inches 



(!) 

 3 



(') 

 (') 

 (') 



0) 

 (') 



1 



0) 



Depth, 

 in 



fathoms 



3-5 

 4 



4 

 4 

 15 

 10-12 



Abundance 



Occasional... 



Common 



do 



do. 



do 



do 



do 



Occasional . 



do 



Common- 



Pound net. 



i Donated by Dr. B. A. Bensley. 



4 U. S. National Museum collection. 



Table 71. — Numerical expressions of certain systematic characters for 10 specimens of the manitou- 

 linus form of Leucichthys artedi, 40 specimens of the artedi form of that species, 30 over 200 

 millimeters long and for 10 under 200 millimeters long, all from various parts of Lake Huron, 

 selected according to size and locality 



Size 



Field 

 No. 



Locality 



ngth 



Sex 



Rakers 



Scales 



L/H 



L/O 



L/DB 



L/AB 



L/DA 



240 



cf 



17+29 



69 



4.3 



6.3 



8.5 



10.0 



2.4 



248 



cf 



15+28 



74 



4. 1 



5.9 



7.8 



8.8 



2.7 



274 



9 



15+29 



76 



4.2 



5.9 



9.2 



9.4 



2.7 



257 



d" 



15+30 



77 



4.0 



6.4 



8.8 



8.5 



2.6 



237 



& 



17+30 



72 



4.0 



5.7 



8.7 



9.0 



2.8 



286 



<? 



16+30 



71 



4.2 



6.2 



7.6 



8.2 



2.6 



231 



& 



16+30 



70 



4.0 



6.0 



7.4 



8.5 



2.5 



268 



<? 



17+30 



71 



4.1 



6.8 



7.6 



7.8 



2.4 



257 



<? 



18+29 



73 



4.0 



5.6 



8.3 



8.1 



2.6 



268 



c? 



16+30 



76 



4.0 



5.7 



7.0 



7.3 



2.5 



224 



9 



18+31 



80 



4.2 



6.0 



10.1 



9.7 



2.7 



295 



9 



18+31 



90 



4.7 



6.8 



10.4 



10.5 



2.7 



250 



c? 



18+31 



81 



4.4 



6.1 



9.8 



12.0 



2.8 



291 



9 



19+31 



78 



4.4 



6.2 



9.7 



9.3 



2.6 



305 



c? 



17+29 



83 



4.5 



6.2 



8.8 



8.8 



2.7 



281 



9 



17+31 



82 



4.4 



6.7 



9.8 



10.3 



2.8 



257 



9 



18+32 



83 



4.7 



6.8 



9.9 



10.5 



2.7 



245 



& 



16+29 



82 



4.4 



6.3 



10.2 



9.4 



2.8 



253 



& 



17+31 



80 



4.4 



6.2 



11.5 



10.4 



3.0 



245 



9 



17+31 



84 



4.3 



6.0 



9.6 



9.9 



2.7 



266 



9 



16+28 



87 



4.5 



6.6 



11.5 



10.6 



2.7 



228 



9 



18+33 



79 



4.5 



6.5 



8.0 



9.3 



2.5 



324 



& 



18+30 



81 



4.8 



6.9 



9.9 



10.9 



2.6 



283 



<? 



18+27 



81 



4.6 



6.7 



10.9 



9.7 



2.7 



265 



cf 



18+32 



82 



4.5 



6.4 



10.3 



8.9 



2.6 



296 



9 



17+28 



84 



4.1 



6.8 



10.5 



9.7 



2.7 



264 



cf 



16+31 



81 



4.7 



6.9 



9.7 



10.2 



2.5 



348 



c? 



17+28 



82 



4.9 



7.3 



11.2 



10.0 



2.8 



276 



c? 



18+29 



75 



4.7 



6.5 



10.6 



10.3 



2.6 



270 



d< 



18+31 



81 



4.5 



6.8 



10.0 



9.9 



2.6 



258 



9 



15+32 



87 



4.3 



6.0 



10.7 



9.8 



2.7 



270 



9 



18+32 



83 



4.5 



6.3 



9.9 



9.6 



2.8 



291 



9 



16+27 



85 



4.5 



6.3 



9.3 



9.7 



2.7 



290 



9 



18+32 



78 



4.2 



6.2 



9.2 



9.0 



2.8 



285 



9 



16+29 



81 



4.3 



6.3 



8.8 



8.6 



2.8 



262 



9 



16+29 



78 



4.4 



6.1 



10.4 



10.8 



2.7 



325 



cf 



15+30 



83 



4.4 



6.3 



9.5 



9.3 



2.8 



272 



d 1 



15+28 



83 



4.4 



6.3 



10.4 



10.2 



2.8 



242 



9 



16+30 



80 



4.4 



6.5 



10.0 



10.3 



2.7 



281 



& 



17+27 



89 



4.4 



6.3 



9.8 



10.2 



2.6 



+200 millimeters: 



Manitoulinus form . 



Artedi form- 

 Open lake. 



Saginaw Bay. 



North Channel 

 and Georgian 

 Bay. 



1114 

 1118 

 1119 

 1120 

 1121 

 1123 

 1125 

 1127 

 1130 

 1131 



13 

 16 

 2515 

 2531 

 829 

 834 

 196 

 208 

 211 

 220 

 979 

 982 

 1024 

 1035 

 1044 

 1045 

 1046 

 1050 

 1053 

 1054 

 1083 

 1089 

 1109 

 1097 

 1100 

 2436 

 2539 

 2547 

 1068 

 1073 



Cutler, Ontario. 



do 



do 



do.. 



do.. — 



do.. 



do.. — 



do 



do 



do 



St. Ignace, Mich -. 



Duck island's, Ontario . 

 do 



Cheboygan, Mich 



do 



Alpena, Mich 



do 



do 



do 



East Tawas, Mich 



do 



Bay City, Mich 



do - 



:iiiido"iii"i-"".iii 



do 



do - 



Blind River, Ontario — 



do-. - 



Gore Bay, Ontario 



Kagawong, Ontario 



do - 



Killarney, Ontario 



;"Ido"""-I"imiI- 



Wiarton, Ontario 



do 



