No. of Observations

2,157

No. of Species

11

No. of Sites

454

Observations by Year
2025 0
2024 47
2023 88
2022 154
2021 194
2020 177
2019 143
2018 19
2017 18
2016 5
2015 7
2014 19
2013 6
2012 8
2011 18
Species by Year
2025 0
2024 7
2023 6
2022 9
2021 8
2020 10
2019 7
2018 6
2017 6
2016 4
2015 4
2014 8
2013 4
2012 5
2011 8
Sites by Year
2025 0
2024 15
2023 22
2022 15
2021 17
2020 21
2019 21
2018 5
2017 5
2016 3
2015 3
2014 11
2013 4
2012 5
2011 8
Sites
Site Name Observations Last Observation
Big Wall Lake Wildlife Management Area 271 2024-10-19
Wilcox Wildlife Area 130 2024-07-13
Cordova Park 50 2021-10-26
Walnut Woods State Park 50 2019-10-07
Lake MacBride State Park 37 2022-07-18
Camp Dodge 36 1999-07-08
Wickiup Hill Outdoor Learning Area 33 2019-08-01
Dale Maffitt Reservoir 31 2021-04-03
Roberts Creek Park West 30 2024-09-14
Chain Lakes County Park 28 2018-07-30
Voas Nature Area 24 2024-07-14
Elk Rock State Park 20 2022-10-08
Folsom Point Preserve 19 2024-08-03
Iowa Lakeside Laboratory 17 1995-07-12
Swamp White Oak Preserve 16 2001-09-11
Bremer County 16 1999-09-17
Slip Bluff County Park 15 2024-07-03
Fayette County 15 1999-08-14
Osceola County 15 1999-07-16
Cone Marsh State Wildlife Management Area 14 2001-10-02
Diamond Lake Wildlife Management Area 13 2023-07-29
Ada Hayden Heritage Park 13 2020-08-14
Cedar County 13 2001-10-28
Pammel State Park 12 2020-10-02
Twin Ponds Park 12 2004-07-08
View All Sites View Effort Trends Observations for protected species or from private sites are not included in this list.