No. of Observations

857

No. of Species

167

No. of Sites

88

Observations by Year
2024 13
2023 55
2022 50
2021 50
2020 81
2019 93
2018 55
2017 12
2016 53
2015 111
2014 28
2013 15
2012 47
2011 52
2010 16
Species by Year
2024 10
2023 38
2022 19
2021 28
2020 33
2019 43
2018 21
2017 7
2016 27
2015 54
2014 3
2013 2
2012 26
2011 30
2010 8
Sites by Year
2024 3
2023 10
2022 8
2021 5
2020 9
2019 12
2018 13
2017 5
2016 6
2015 16
2014 9
2013 8
2012 10
2011 10
2010 7
Sites
Site Name Observations Last Observation
1460 Douglas Ct, Marion 261 2024-05-22
Hitaga Sand Ridge Prairie Preserve 57 2022-07-26
Westphal Timber, Jones 52 2017-04-23
Ames, Paul 33 2022-06-29
Big Sand Mound Prairie Preserve, Louisa County 32 2022-06-15
Cedar Valley County Park 29 2012-05-02
Wanatee County Park 28 2024-05-18
Pleasant Creek State Recreation Area, Linn County 25 2021-06-12
Wickiup Hill Outdoor Learning Area 22 2020-06-07
Matsell Bridge Natural Area 20 2022-06-09
Sylvan Runkel State Preserve 20 2015-05-30
Mann Property 16 2022-06-02
2505 Tullamore Lane, Ames 16 2010-05-29
Bennett Park 15 2019-08-20
MacBride Nature Recreation Area 12 2023-06-28
Building Hwy R18 12 2009-11-07
Wildcat Bluff Recreational Area 11 2023-07-06
Bixby State Preserve 11 2009-05-31
Big Sand Mound Prairie Preserve, Muscatine County 10 2024-06-11
Rehrauer Natural Area 10 2015-04-26
Hanging Bog State Preserve 10 2015-04-17
Pinicon Ridge Park 9 2023-06-07
Waubonsie State Park 9 2014-05-25
Rockford Fossil & Prairie Park Preserve 9 2011-08-21
Shield Prairie Area 6 2023-07-10
View All Sites Observations for protected species or from private sites are not included in this list.