Park 571

Chicago River

Chicago, Illinois, United States

water collected off dock

Location created by
Anne Knafl

Observed on
2025-05-23

Observed on
2025-05-23

Observed on
2025-04-27

My pen wasn't working well so I re-wrote the notes when I got home

Observed on
2025-03-21

Observed on
2025-02-24

Chicago PD was filming when I arrived at the site but the crew let me collect a sample from my us...

Observed on
2025-01-17

Observed on
2024-12-20

Observed on
2024-11-15

Observed on
2024-05-30

Canada geese turkey vultures ring billed gulls American Robin house sparrows

Observed on
2024-04-18

Canada geese, Double-crested Cormorant, ring-billed gull, American Robins, Red-wing Blackbirds