Coho Salmon
Oncorhynchus kisutch
Common Names
Coho Salmon, Coho, Silver Salmon, Blueback, Sea Trout
Lake Michigan Sport Catch in Wisconsin
75,000-200,000 per year
Preferred Temperature Range
54-57 °F
Length
11-26 inches
Weight
5-12 pounds.
State Record
8/17/75; 24 pounds, 6 ounces, Lake Michigan
Identification
Adults are steel blue to slightly green on the back, brilliant silver on the sides, and white on the belly. There are small black spots on the back, sides above the lateral line, base of the dorsal fin, and upper half of the caudal fin. Coho differ from the Chinook and other salmonids of the Great Lakes by having the inside of their teeth set in hite gums, their tail slightly forked with spots on he top half, and havining 12-15 rays in their anal fin.
For even more information, check out the Coho Salmon page on Wikipedia.