IBA Species Data for Bjorkboda Marsh/Masterson WA/Boone East Marsh

These two tables show the data collected on criteria species and species concentrations as defined by the IBA technical committee. The data comes from the original IBA data collection process, Iowa Seasonal Field Reports, and the recent Breeding Bird Atlas project (2008-2012).

Criteria Species

Species	Date	Number	Breeding Status	Comments
Black-billed Cuckoo	7/16/2012		CO-AY
Black Tern	5/26/2025	1		CHECKLIST
Black Tern	5/21/2025	3		CHECKLIST
Black Tern	5/21/2025	10		CHECKLIST
Black Tern	5/18/2025	3		CHECKLIST
Black Tern	5/18/2025	3
Black Tern	5/17/2025	10		CHECKLIST
Black Tern	5/9/2004	7	PO-H
Black Tern	5/12/2003	5	PO-H
Black Tern	5/12/2002	5	PO-H
Forster's Tern	5/21/2025	4		CHECKLIST
Forster's Tern	5/21/2025	4		CHECKLIST
Forster's Tern	5/12/2003	7	PO-H
American Bittern	5/26/2019	1
American Bittern	6/30/2015	1
American Bittern	4/18/2010	1	OB-O	Single individual seen. Photos also taken.
American Bittern	6/30/2009		CO-FL
American Bittern	6/10/2008		PO-H
American Bittern	6/10/2004	1	PR-T
American Bittern	5/9/2004	5	PO-H
American Bittern	6/7/2003	1
American Bittern	5/29/2003	2
American Bittern	5/12/2003	4	PR-A
American Bittern	5/10/2003	1
American Bittern	5/10/2003	1	PO-X
American Bittern	5/11/2002	1
American Bittern	5/3/2002	1
American Bittern	5/12/2001	1
Least Bittern	6/9/2011		PO-X
Least Bittern	6/30/2009		PO-H
Least Bittern	6/7/2003	1
Least Bittern	6/4/2003	1
Least Bittern	5/29/2003	3
Black-crowned Night Heron	4/19/2025	2		CHECKLIST
Northern Harrier	4/20/2025	1		CHECKLIST
Northern Harrier	10/23/2024	1		CHECKLIST
Northern Harrier	10/23/2024	1		CHECKLIST
Northern Harrier	4/7/2023	1		CHECKLIST
Northern Harrier	4/8/2022	1		CHECKLIST
Northern Harrier	4/23/2013	1		Male
Northern Harrier	5/8/2010		PO-H
Bald Eagle	5/21/2025	1		CHECKLIST
Bald Eagle	4/22/2025	1		CHECKLIST
Bald Eagle	4/6/2025	1		CHECKLIST
Bald Eagle	3/30/2025	1		CHECKLIST
Bald Eagle	3/25/2025	2		CHECKLIST
Bald Eagle	3/13/2025	1		CHECKLIST
Bald Eagle	3/8/2025	1		CHECKLIST
Bald Eagle	1/5/2025	1		CHECKLIST
Bald Eagle	1/5/2025	1		CHECKLIST
Bald Eagle	12/30/2024	1		CHECKLIST
Bald Eagle	12/30/2024	1		CHECKLIST
Bald Eagle	12/30/2024	1		CHECKLIST
Bald Eagle	12/30/2024	1		CHECKLIST
Bald Eagle	12/30/2024	1		CHECKLIST
Bald Eagle	12/30/2024	1		CHECKLIST
Bald Eagle	9/1/2024	1		CHECKLIST
Bald Eagle	4/7/2023	1		CHECKLIST
Bald Eagle	4/6/2023	1		CHECKLIST
Bald Eagle	3/25/2023	2		CHECKLIST
Bald Eagle	2/6/2023	1		CHECKLIST
Bald Eagle	5/25/2022	1		CHECKLIST
Bald Eagle	5/1/2022	1		CHECKLIST
Bald Eagle	4/21/2001	1
Loggerhead Shrike	7/31/2009		PO-H
Loggerhead Shrike	5/19/2006	1		Photographed
Loggerhead Shrike	5/10/2003	1	PR-T
Loggerhead Shrike	5/12/2002	1	PR-A
Loggerhead Shrike	4/26/1999	1	OB-O
Grasshopper Sparrow	6/9/2011		PR-M
Grasshopper Sparrow	6/10/2008		PO-H
Grasshopper Sparrow	7/6/2004	3	PO-X
Grasshopper Sparrow	6/10/2004	4	PR-P
Grasshopper Sparrow	5/9/2004	5	PR-P
Grasshopper Sparrow	6/7/2003	1
Grasshopper Sparrow	5/12/2003	5	PR-T
Grasshopper Sparrow	5/10/2003	2	PR-P
Grasshopper Sparrow	5/12/2002	2	PO-H
Henslow's Sparrow	7/16/2012		PR-T
Bobolink	5/28/2025	4		CHECKLIST
Bobolink	5/24/2025	2		CHECKLIST
Bobolink	5/21/2025	3		CHECKLIST
Bobolink	5/12/2025	1		CHECKLIST
Bobolink	9/25/2024	6		CHECKLIST
Bobolink	6/15/2024	1		CHECKLIST
Bobolink	6/2/2024	4		CHECKLIST
Bobolink	5/27/2023	1		CHECKLIST
Bobolink	6/20/2022	4		CHECKLIST
Bobolink	7/16/2012		PO-H
Bobolink	6/9/2011		PR-M
Bobolink	6/10/2008		PR-M
Bobolink	7/6/2004	6	PR-P
Bobolink	6/10/2004	4	PR-T
Bobolink	5/9/2004	4	PR-P
Bobolink	6/7/2003	5
Bobolink	5/29/2003	6
Bobolink	5/14/2003	1
Bobolink	5/12/2003	7	PR-P
Bobolink	5/10/2003	1
Bobolink	5/12/2002	3	PR-P
Bobolink	5/12/2001	2
Bobolink	5/6/2000	4

Species Concentrations

No records found