No. of Observations

17,836

No. of Species

1

No. of Sites

416

Observations by Year
2025 0
2024 214
2023 2,061
2022 2,189
2021 1,130
2020 1,102
2019 436
2018 1,247
2017 589
2016 782
2015 1,009
2014 1,034
2013 429
2012 509
2011 572
Species by Year
2025 0
2024 1
2023 1
2022 1
2021 1
2020 1
2019 1
2018 1
2017 1
2016 1
2015 1
2014 1
2013 1
2012 1
2011 1
Sites by Year
2025 0
2024 32
2023 75
2022 75
2021 85
2020 72
2019 54
2018 73
2017 56
2016 52
2015 47
2014 41
2013 33
2012 40
2011 40
Sites
Site Name Observations Last Observation
Shimek State Forest, Donnellson Unit 2,396 2024-08-18
F. W. Kent Park 1,578 2023-09-25
Wickiup Hill Outdoor Learning Area 863 2024-07-06
Shimek State Forest, Croton Unit East 718 2024-08-11
Yellow River State Forest, Paint Creek Unit 685 2024-06-30
Turkey Creek Preserve 661 2023-08-18
Effigy Mounds National Monument 633 2023-07-15
Rolling Thunder Prairie State Preserve 567 2024-07-03
Matsell Bridge Natural Area 443 2023-08-10
Shimek State Forest Count Circle 412 2018-06-16
Lake MacBride State Park 379 2024-08-24
Turkey Run Wildlife Area, Lee County 365 2024-08-11
Indian Creek Nature Center 350 2023-08-29
Rochester Cemetery 329 2023-07-20
Rock Island Botanical State Preserve 291 2024-07-18
Otter Creek County Park 254 2022-08-05
Indiangrass Hills 244 2010-09-11
Honey Creek State Park 223 2002-06-28
Hitaga Sand Ridge Prairie Preserve 216 2024-07-14
Volga River State Recreation Area 205 2024-07-01
Voas Nature Area 183 2024-07-06
Cedar Hills Sand Prairie Preserve 169 2018-06-27
Grant Park 169 2017-08-05
MacBride Nature Recreation Area 161 2023-08-18
Lee County 151 2023-06-25
View All Sites Observations for protected species or from private sites are not included in this list.