Observations
North Branch of the Chicago River : Harms Woods/Glenview Woods
Observed on: 2022-04-13
Chicago River Goose Island : Wild Mile
Observed on: 2022-03-31
North Branch of the Chicago River : Harms Woods/Glenview Woods
Observed on: 2022-03-16
Chicago River Goose Island : Wild Mile
Observed on: 2022-03-15
North Branch of the Chicago River : Harms Woods/Glenview Woods
Observed on: 2022-02-20
North Branch of the Chicago River : Harms Woods/Glenview Woods
Observed on: 2022-01-31
Chicago River Goose Island : Wild Mile
Observed on: 2022-01-28
North Branch of the Chicago River : Harms Woods/Glenview Woods
Observed on: 2022-01-12
North Branch of the Chicago River : Harms Woods/Glenview Woods
Observed on: 2022-01-02
Chicago River Goose Island : Wild Mile
Observed on: 2021-12-23