Fish in Northern Illinois
SN=Scientific Name
Sunfish
Color: Olive green or brown
Diet: Vegetation, Brush, and rubble
Habitat: Heavily vegetated streams or rivers with gravel and limestone
Weight: 0.83lbs
Fun Fact: Popular fish for small lakes and ponds
Northern Pike
Color: Olive green w/ yellow and white on belly
Diet: Daphnia, isopods, and gammarus
Habitat: Weedy and sluggish streams
Weight: 55lbs
Fun Fact: Live in freshwater
Rainbow Trout
Color: Blue-Green
Diet: Crustaceans
Weight: 20lbs
Fun fact: SN-Oncorhynchus mykiss
Yellow Perch
Color: Yellow
Diet: Midges and Mosquitoes
Habitat: Brackish Waters and ponds
Fun Fact: SN- Perca flauescens
Walleye
Color: Olive and gold
Diet: Yellow perch or ciscoes
Habitat: Deeper regions in a lake
Weight: 25 lbs
Fun Fact: SN- Sander vitreus