Documents • Iowa State University • Avian Archives of Iowa Online

Title	Genres	Topics	Date (Start)	Date (End)	Type	Description	Creator/Author	Birds	Locations	Locality	Habitat	Remarks

Rare bird documentation form for Northern Goshawk at Sweet Marsh in 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-04-16	1983-04-23	Manuscript, graphic, and printed material	Rare bird documentation form for a Northern Goshawk at Sweet Marsh in Bremer County, IA on April 16, 1983.	Myers, Robert K.	Northern Goshawk	Sweet Marsh				Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Sweet Marsh, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-04-16	1983-04-18	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Sweet Marsh in Bremer County, IA on April 16, 1983.	Moore, Francis L.	Northern Goshawk	Sweet Marsh	North part of Sweet marsh, Bremer Co., near dam	Open marsh near dam and dike with river bottom forest near-by	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Bob Myers and Russell Hays. \| Elimination of similar species: Cooper's Hawk does not have a white stripe above the eye. \| The original documentation form event lasted from 11:00:00/11:02:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Sweet Marsh, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-12-19	1981-12-26	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Sweet Marsh in Bremer County, IA on December 19, 1981.	Myers, Robert K.	Northern Goshawk	Sweet Marsh	Sweet Marsh (Bremer County)	River bottom Timber at south edge of marsh	The documentation form by Robert K. Myers is the only one submitted and forms the basis of this record. Other observers include Russell Hays, Eleanor Corvin, and Antoinette Camarata. \| Elimination of similar species: The shape + size made the choice either goshawk or coopers hawk and the white crescent over the eye made the choice goshawk. \| The original documentation form event lasted from 12:30:00/12:30:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Sweet Marsh, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-12-19	1982-01-01	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Sweet Marsh in Bremer County, IA on December 19, 1981.	Hays, Russell	Northern Goshawk	Sweet Marsh	Sweet Marsh (south side), Bremer County, Ia.	River bottom timber	The documentation form by Russell Hays is the only one submitted and forms the basis of this record. Other observers include Eleanor Corvin, Antoinette Camarata, and Bob Myers. \| Elimination of similar species: Imm. Cooper's would not show eye stripe. \| The original documentation form event lasted from 11:20:00/11:30:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Sweet Marsh, 1998	Field notes	Birds--Identification Ornithology Rare birds	1998-12-19	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Sweet Marsh in Bremer County, IA on December 19, 1998.	Moore, Francis L.	Northern Goshawk	Sweet Marsh	South side of Sweet Marsh, near Tripoli, Bremer County, Iowa	Open freshwater marsh with a few dead trees and stumps above water line	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Bob Cecil. \| Elimination of similar species: Large size eliminates sharp-shinned and Cooper's Hawks and Merlin. The broad white eye stripe eliminates all others. \| The original documentation form event lasted from 11:07:00/11:12:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Sweet Marsh, 1984	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1984-02-15	1984-02-16	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Sweet Marsh in Bremer County, IA on February 15, 1984.	Proescholdt, Beth	Northern Goshawk	Sweet Marsh	northeast Bremer Co, road just east of Sweet Marsh	from trees along marsh, over farmland	The documentation form by Beth Proescholdt is the only one submitted and forms the basis of this record. Other observers include Mark Proescholdt and Bob Myers. \| Elimination of similar species: Cooper's Hawk - too large for that; other hawk (buteos or harrier) - not that because of accipiter shape + flight. \| The original documentation form event lasted from 13:08:00/13:12:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Sweet Marsh, 1984	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1984-01-22	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Sweet Marsh in Bremer County, IA on January 22, 1984.	Moore, Francis L.	Northern Goshawk	Sweet Marsh	3 mi. S. of Sweet Marsh, Bremer Co.	Open field edge along Wapsipinicon River	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Bob Myers. \| Elimination of similar species: Cooper's Hawk does not have wide, bold, white eyestripe or fluffy undertail coverts. Sharp-shinned Hawk is a lot smaller than this bird was. \| The original documentation form event lasted from 08:30:00/08:35:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Sweet Marsh, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-11-11	1983-11-25	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Sweet Marsh in Bremer County, IA on November 11, 1983.	Myers, Robert K.	Northern Goshawk	Sweet Marsh	Sweet Marsh - Bremer Co.	Evergreen Grove	The documentation form by Robert K. Myers is the only one submitted and forms the basis of this record. \| Elimination of similar species: Imm. Cooper's. \| The original documentation form event lasted from 09:30:00/09:31:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Sweet Marsh in 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-11-14	1982-11-21	Manuscript, graphic, and printed material	Rare bird documentation form for a Northern Goshawk at Sweet Marsh in Bremer County, IA on November 14, 1982.	Myers, Robert K.	Northern Goshawk	Sweet Marsh				Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Sweet Marsh, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-11-14	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Sweet Marsh in Bremer County, IA on November 14, 1982.	Moore, Francis L.	Northern Goshawk	Sweet Marsh	Sweet Marsh near Tripoli, Bremer Co., Iowa	White pine planting on North side of Marsh, SW of rangers residence	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Bob Myers. \| Elimination of similar species: Coopers Hawk does not have a white stripe above its eye and I have never seen a Coopers with fluffy undertail coverts. Red-tailed Hawk does not have the coloration this hawk had. \| The original documentation form event lasted from 16:40:00/16:45:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Hastings, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-11-26	1983-11-29	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at the John Wilson farm in Hastings in Mills County, IA on November 26, 1983.	Wilson, Barbara L.	Northern Goshawk	Hastings	John Wilson farm, NE Mills County, Ia.		The documentation form by Barbara L. Wilson is the only one submitted and forms the basis of this record. \| Elimination of similar species: Tail too long + flight too quick + direct for a Red-tail. Wings rounded - not a falcon. Young accipiter (+ many buteos) would be streaked below. Adult accipiters of other kinds would be barred below, but reddish or brown, not gravy. Marsh Hawk would fly with a more leisurely pace + have longer wings. As I saw it, identifications went clicking through my brains one after another. Red tail? No.. Marsh Hawk! - No ... Coopers Hawk! Yes - no - its gray! I certainly did not expect a Goshawk.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk west of Corydon, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-11-27	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at the Wendell Tuttle Farm west of Corydon in Wayne County, IA on November 27, 1982.	Moore, Francis L.	Northern Goshawk	Corydon	Wendell Tuttle Farm 2 mi West of Corydon, Wayne County, Iowa	Brushy creek surrounded by Corn and Soybean fields	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. \| Elimination of similar species: Coopers Hawk does not have a white eye strip or white fluffy white under tail coverts. Coopers also has a reddish banding to the breast in the adult plumage and is browner above not gray. \| The original documentation form event lasted from 11:10:00/11:13:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Ulrich Park, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-12-25	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Ulrich Park in Black Hawk County, IA on December 25, 1981.	Moore, Francis L.	Northern Goshawk	Ulrich Park	In a large hardwood at the edge of the Cedar River in Ulrich Park, Black Hawk Co.	edge of Cedar River in mixed hardwood forest	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Bob Myers. \| Elimination of similar species: Cooper's Hawk does not show a white eye stripe or loosely held undertail coverts that this bird displayed. Cooper's also would not appear this large.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Volga River Recreation Area, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-12-12	1981-12-19	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Volga River Recreation Area in Fayette County, IA on December 12, 1981.	Myers, Robert K.	Northern Goshawk	Volga River State Recreation Area	Volga River Recreation Area (Fayette County)	Mixed deciduous Timber	The documentation form by Robert K. Myers is the only one submitted and forms the basis of this record. Other observers include Russell Hays and Joe Schaufenbuel. \| Elimination of similar species: An imm. Coopers hawk could be similar in size and coloring but would not show the very obvious white stripe above the eye. \| The original documentation form event lasted from 10:50:00/10:52:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Waterloo, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-01-11	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Waterloo in Black Hawk County, IA on January 11, 1982.	Moore, Francis L.	Northern Goshawk	Waterloo	2945 Airport Blvd. Waterloo, Black Hawk Co., Iowa	Open fields w/ fence was just N. of George Wyth S.P.	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. \| Elimination of similar species: Cooper's Hawk doesn't have light colored breast as this bird did and Cooper's does not have the large white stripe above the eye. \| The original documentation form event lasted from 07:38:00/07:40:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Waterloo, 1984	Field notes	Birds--Identification Ornithology Rare birds	1984-10-03	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Waterloo in Black Hawk County, IA on October 3, 1984.	Moore, Francis L.	Northern Goshawk	Waterloo	U.S. Highway 20 and Airport Blvd., Waterloo, Black Hawk Co., IA	Open fields and marshy land near George Wyth S.P.	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. \| Elimination of similar species: N. Harrier glides quite a bit with a slight dihedral and has a white rump, this bird flew like an Accipiter with a flap, flap, flap sail with the glide short and no dihedral to the wings. \| The original documentation form event lasted from 17:37:00/17:40:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Worth Township in Boone County, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-02-18	1983-02-25	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Worth Township in Boone County, IA on February 18, 1983.	Martin, Kevin	Northern Goshawk	Worth Township	Boone County, Worth Township Sec. 8	Upland woods	The documentation form by Kevin Martin is the only one submitted and forms the basis of this record. Other observers include Carol Brown. \| The original documentation form event occurred around 13:42:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Yellow River Forest, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-11-21	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Yellow River Forest at Allamakee County, IA on November 21, 1982.	Schaufenbuel, Joseph P.	Northern Goshawk	Yellow River State Forest	Yellow River Forest (Headquarters), Allamakee Co., Iowa	Mostly mature Maple/Basswood, with some farmland.	The documentation form by Joseph P. Schaufenbuel is the only one submitted and forms the basis of this record. Other observers include W. Ross Silcock and Barb WIlson. \| Elimination of similar species: Buteos: rather long tail, short wings. Uniform gray underparts. Cooper's Hawk: Too large, gray, and flapped too slowly. \| The original documentation form event lasted from 13:30:00/13:35:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk near Coralville Dam in 1972	Field notes	Birds--Identification Ornithology Rare birds	1972-11-17	1973-02-19	Manuscript, graphic, and printed material	Rare bird documentation form for a Northern Goshawk near Coralville Dam in Johnson County, IA on November 17, 1972, January 14, 1973, and January 28, 1973.	Halmi, Nicholas S.	Northern Goshawk	Coralville Dam				Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Harrier at Brenton Slough, 1988	Field notes	Birds--Identification Ornithology Rare birds	1988-11-04	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Harrier at Brenton Slough in Polk County, IA on November 4, 1988.	Sinclair, Jim	Northern Harrier	Brenton Slough	Brenton Slough		The documentation form by Jim Sinclair is the only one submitted and forms the basis of this record. \| Elimination of similar species: First impression was of a first year ring-bill gull! \| The original documentation form event lasted from 11:00:00/11:02:00.	Iowa Ornithologists' Union \| MS 166	33	22
Rare bird documentation form for Northern Harrier at St. Lucas, 1986	Field notes	Birds--Identification Ornithology Rare birds	1986-06-01	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Harrier at St. Lucas in Fayette County, IA on June 1, 1986.	Dietzenbach, Mark A.	Northern Harrier	Saint Lucas	Section 20 nw. Two miles south of St. Lucas. 80 acre wet prairie pasture, west of W14 blacktop.	Open pasture, long grass, wet boggy areas, Open fields	The documentation form by Mark A. Dietzenbach is the only one submitted and forms the basis of this record. \| Elimination of similar species: No other hawk species is pale gray and display a similar flight pattern or markings. \| The original documentation form event lasted from 10:06:00/10:10:00.	Iowa Ornithologists' Union \| MS 166	33	22
Rare bird documentation form for Northern Mockingbird at Lake Red Rock, 1983	Field notes	Birds--Behavior Birds--Identification Ornithology Rare birds	1983-01-01	1983-01-06	Rare birds documentation form	Rare bird documentation form for a Northern Mockingbird at Lake Red Rock in Marion County, IA on January 1, 1983.	Proescholdt, Beth	Northern Mockingbird	Lake Red Rock	Lake Red Rock, 1/2 to 1 mile north of dam, along road	General: river valley of Des Moines R Specific: edge of wooded creek, open area to the south, huge leafless tree top	The documentation form by Beth Proescholdt is the only one submitted and forms the basis of this record. Other observers include Mark Proescholdt, Phyllis Harris, and Ramona Sommerlot. \| Elimination of similar species: Loggerhead Shrike - or northern shrike \| The original documentation form event lasted from 12:00:00/12:05:00.	Iowa Ornithologists' Union \| MS 166	35	13
Rare bird documentation form for Northern Mockingbird south of Tama, 1985	Field notes	Birds--Identification Birdsongs Ornithology Rare birds	1985-05-09	1985-05-11	Rare birds documentation form	Rare bird documentation form for a Northern Mockingbird south of Tama in Tama County, IA on May 9, 1985.	Kubik, Nicholas A.	Northern Mockingbird	Tama	about 3/4 mile south of Tama	hilly pastured fields with trees, some brushy areas	The documentation form by Nicholas A. Kubik is the only one submitted and forms the basis of this record. \| Elimination of similar species: Brown Thrasher is reddish-brown in color. \| The original documentation form event lasted from 07:45:00/07:50:00.	Iowa Ornithologists' Union \| MS 166	35	13
Rare bird documentation form for Northern Parula at Brookside Park in Ames, 1982	Field notes	Birds--Behavior Birds--Identification Ornithology Rare birds Wildlife conservation	1982-10-10	1982-10-30	Rare birds documentation form	Rare bird documentation form for a Northern Parula at Brookside Park in Ames in Story County, IA on October 10, 1982.	Martsching, Paul	Northern Parula	Brookside Park	Brookside Park - Ames - Story County, Iowa	General: forest with some area with all underbrush cut and grass mowed. Specific: In tree at edge of more natural forest area.	The documentation form by Paul Martsching is the only one submitted and forms the basis of this record. \| Elimination of similar species: female Common Yellowthroat doesn't have wing bars and is brownish on head & back. Nashville Warbler doesn't have wing bars; back isn't grayish; yellow extends way down the front. \| The original documentation form event occurred around 10:00:00/10:00:30.	Iowa Ornithologists' Union \| MS 166	35	21
Rare bird documentation form for Northern Parula at Saylorville Reservoir, 1999	Field notes	Birds--Identification Ornithology Rare birds	1999-11-13	1999-11-14	Rare birds documentation form	Rare bird documentation form for a Northern Parula at Saylorville Reservoir in Polk County, IA on November 13, 1999.	Dinsmore, James J.	Northern Parula	Saylorville Lake	visitor's center, Saylorville Reservoir, Polk County	opening in woodland	The documentation form by James Dinsmore is the only one submitted and forms the basis of this record. \| Elimination of similar species: The combination of wing bars, eye crescents, and olive on back pretty much eliminate any other warbler. Eye crescents eliminate the remote possibility of a Tropical Parula. \| The original documentation form event occurred around 08:15:00/08:18:00.	Iowa Ornithologists' Union \| MS 166	35	21