No. of Observations

578

No. of Species

166

No. of Sites

42

Observations by Year
2025 0
2024 10
2023 50
2022 46
2021 42
2020 71
2019 74
2018 32
2017 6
2016 41
2015 96
2014 2
2013 1
2012 33
2011 38
Species by Year
2025 0
2024 9
2023 37
2022 19
2021 27
2020 32
2019 42
2018 20
2017 6
2016 26
2015 53
2014 2
2013 1
2012 25
2011 29
Sites by Year
2025 0
2024 3
2023 8
2022 4
2021 2
2020 5
2019 7
2018 6
2017 3
2016 2
2015 11
2014 1
2013 1
2012 4
2011 4
Sites
Site Name Observations Last Observation
1460 Douglas Ct, Marion 258 2024-05-22
Westphal Timber, Jones 52 2017-04-23
Big Sand Mound Prairie Preserve, Louisa County 33 2022-10-04
Hitaga Sand Ridge Prairie Preserve 30 2022-07-26
Cedar Valley County Park 29 2012-05-02
Sylvan Runkel State Preserve 17 2015-05-30
Mann Property 16 2022-06-02
Bennett Park 15 2019-08-20
Wildcat Bluff Recreational Area 11 2023-07-06
Big Sand Mound Prairie Preserve, Muscatine County 10 2024-06-11
Rehrauer Natural Area 10 2015-04-26
Bixby State Preserve 10 2009-05-31
Hanging Bog State Preserve 9 2015-04-17
Rockford Fossil & Prairie Park Preserve 9 2011-08-21
Shield Prairie Area 6 2023-07-10
Wanatee County Park 5 2024-05-18
Nevada 4 2018-05-27
Shimek State Forest, Croton Unit East 4 2015-06-02
Pleasant Creek State Recreation Area, Linn County 4 2015-04-14
Boyson Park 3 2015-05-08
White Pine Hollow State Preserve 3 2008-07-27
Howard Creek Fish & Wildlife Service 3 2007-06-29
Palisades Kepler State Park 2 2023-08-09
Wilson Prairie 2 2023-07-07
Volga River State Recreation Area 2 2021-07-02
View All Sites View Effort Trends Observations for protected species or from private sites are not included in this list.