No. of Observations

1,252

No. of Species

107

No. of Sites

213

Observations by Year
2025 0
2024 227
2023 209
2022 161
2021 58
2020 64
2019 34
2018 33
2017 47
2016 75
2015 48
2014 53
2013 25
2012 37
2011 48
Species by Year
2025 0
2024 41
2023 57
2022 51
2021 31
2020 29
2019 19
2018 25
2017 21
2016 36
2015 22
2014 20
2013 20
2012 24
2011 19
Sites by Year
2025 0
2024 53
2023 63
2022 60
2021 30
2020 23
2019 16
2018 14
2017 15
2016 21
2015 15
2014 15
2013 16
2012 18
2011 19
Sites
Site Name Observations Last Observation
Shimek State Forest, Donnellson Unit 129 2024-08-18
Hitaga Sand Ridge Prairie Preserve 69 2024-08-16
Slip Bluff County Park 29 2024-08-24
1460 Douglas Ct, Marion 29 2024-07-25
Near Fairfield 27 2020-07-22
MacBride Nature Recreation Area 26 2024-09-08
Big Sand Mound Prairie Preserve, Muscatine County 25 2024-08-28
Eddyville Sand Prairie Park 24 2024-10-20
Folsom Point Preserve 24 2024-08-03
Wildcat Bluff Recreational Area 24 2023-07-27
Matsell Bridge Natural Area 24 2023-07-16
Plymouth Rock 23 2023-06-30
Jefferson County Park 23 2022-07-29
Marietta Sand Prairie State Preserve 19 2023-08-11
2505 Tullamore Lane, Ames 19 2011-07-31
Hitchcock Nature Center 15 2024-05-29
Willow Creek/Kiwanis Park 14 2022-08-26
700 Black Bear Bend 13 2024-09-30
F. W. Kent Park 13 2023-07-22
Red Oak Prairie 13 2023-07-15
Big Creek State Park 13 2016-10-01
Terry Trueblood Recreation Area 12 2024-09-14
Ciha Fen Wildlife Preserve 12 2024-07-20
Iowa City 12 2023-08-12
Hawkeye Willdlife Management Area 12 2017-09-16
View All Sites Observations for protected species or from private sites are not included in this list.