44 FISHERY INDUSTRIES OF THE UNITED STATES. 
SPECIES MILLIONS OF POUNDS 
6) 10 10 30 4O 50 
CISCOES LLL LEE 
LAKE TROUT 

CARP ASIATIC 17 =a 
1903 
WHITEFISH, common 
SUCKERS 
YELLOW PERCH FB ClSCOLS 53,429,325 | 35,438,777 
SAUGEPL LAKE TROUT 13,344,139 | 10,131,938 
CARP ASIATIC 7,163,347 4,237,643 
se Oe WHITEFISH, common 6,190,748 3,812,859 
PLICE, PERCH : SUCKERS 5,361,138 6,694,040 
(WALL-EYED PIKE) (24 
PIKE. PERCH YELLOW PERCH | 4,206,011 6,201,723 
(BLUE PIKE) UZ SAUGER, 3,929,172 1,940,355 
SHEERS HEAD 
on DRUM 2,901,994 746,021 
PIKE PEKCH 
ou EYED PIKE)} 12,496,691 3,076,147 
KE PERCH 
PIBLUE PIKE) 1,102,803 4,981,422 

Fic. 6.—Quantities of the more important species of fish taken in the commercial fisheries of the Great 
Lakes in 1917 and 1903. 
SPECI E,S HUNOREDS OF THOUSANDS OF DOLLARS 
0 2 4 6 & Omit: 14. 11Geats O27). 7 ee 
CISCOE,S ULLAL LEE ’ j 
eee eee ee 
LAKE TROUT yy : 
WHITEFISH common 
CARP, te 
PIECE OPE RE, 
(WALL- EYED PIKE) 
YELLOW PERCH ” CISCOE,S $2,609,917 | $914,468 
SAUGER. LAILL TROUT 1,286,704 722,525 
WHITEFISH, common 723,167 223,426 
SUCKERS CARP, ASIATIC. 334,888 71,285 
PIKE PERCH PIKE PERCH 
(BLUE PIKE) (WALL-EYED PIKE) 298,271 168,284 
meat a YELLOW PERCH 245,223 139,670 
if SAUGER. 240, 035. 47,697 
SUCKERS 204,825 121,576 
PIFLE PERCH 
(BLUE PIKE) 140,025 191,386 
SHEEPSHEAD 
on ORUM 70,936 5,700 

Fic. 7.—Values of the more important species of fish taken in the commercial fisheries of the Great 
Lakes in 1917 and 1903, 
