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 North Liberty, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-12-18	1982-12-20	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at North Liberty in Johnson County, IA on December 18, 1982.	Kent, Thomas H. (Thomas Hugh), 1934-	Northern Goshawk	North Liberty	3 mi. N of North Liberty, Johnson Co. Iowa - near Girl Scout Camp	Wooded edge to hilly fields and low brushy areas.	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Carol Thompson, Bob Lechner, and Dick Tetrault. \| Elimination of similar species: Accipiter shape, large size, and color with black primaries eliminate other species. Had a better look at one in the same area in November. \| The original documentation form event lasted from 13:30:00/13:30:00.	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	1983-04-16	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 Rigby Farm in Laurens, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-04-14	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Rigby Farm, Laurens in Pocahontas County, IA on April 14, 1983.	Rigby, Joyce	Northern Goshawk	Laurens	Rigby Farm,	Farm grove, shrubbry in backyard	The documentation form by Joyce Rigby is the only one submitted and forms the basis of this record. Other observers include Dick Rigby. \| The original documentation form event lasted from 12:00:00/12:15:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Lincoln Township in Story County in 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-03-15	1983-04-08	Manuscript, graphic, and printed material	Rare bird documentation form for a Northern Goshawk at Lincoln Township in Story County, IA on March 15, 1983.	LaGrange, Ted	Northern Goshawk	Lincoln Township				Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Douglas Cass Township, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-02-19	1983-02-22	Rare birds documentation form	Rare bird documentation form for two Northern Goshawks at Douglas Cass Township in Boone County, IA on February 19, 1983.	Traub, Mike	Northern Goshawk	Cass Township	Douglas Cass township, Boone County	woodland edge	The documentation form by Mike Traub is the only one submitted and forms the basis of this record. Other observers include Todd Walrod and Doug Phillips. \| Elimination of similar species: larger than Red-tailed and was not as dark as Red-tailed, also species spotted had eye bands. \| The original documentation form event occurred around 08:15:00.	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 Camp Wesley Woods, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-01-30	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Camp Wesley Woods in Warren County, IA on January 30, 1983.	Sinclair, Jim	Northern Goshawk	Camp Wesley Woods	Squaw Creek Valley immediately west of Camp Wesley Woods in Warren County - White Oak Twp ca 5 mi ssw of Indianola	Brushy Cover across crop field to river bottom	The documentation form by Jim Sinclair is the only one submitted and forms the basis of this record. Other observers include Paul Regnier. \| Elimination of similar species: Cooper's Hawk eliminated by the light breast. \| The original documentation form event lasted from 10:35:00/10:36:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Alden, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-01-28	1983-02-15	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Alden in Hardin County, IA on January 28, 1983.	Proescholdt, Mark	Northern Goshawk	Alden	N.W. Hardin Co., Iowa - 2 miles north of Alden at T-intersection	Open corn fields with occasional farmsteads. Perched in a deciduous grove on the edge of a farmstead with house and barn in the distance.	The documentation form by Mark Proescholdt is the only one submitted and forms the basis of this record. \| Elimination of similar species: was not male Marsh Hawk. Marsh Hawk or Northern Harrier has white rump and wings which are longer and narrower appearing than Goshawk. Coloration was not that of a Marsh Hawk. \| The original documentation form event lasted from 11:45:00/11:47:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Big Creek Lake, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-01-15	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Big Creek Lake in Polk County, IA on January 15, 1983.	Bray, Tanya Rose, B.J. Bray, Don Rose, Sharon	Northern Goshawk	Big Creek Lake	Big Creek Lake, Polk County		The documentation form by Tanya Bray, Don Bray, B.J. Rose, and Sharon Rose is the only one submitted and forms the basis of this record. \| The original documentation form event occurred around 15:30:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Cherokee, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-01-11	1983-01-12	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Cherokee in Cherokee County, IA on January 11, 1983.	Brewer, Marion M.	Northern Goshawk	Cherokee	3 N.W. of Cherokee	Viewed in valley of pine trees next to a lot of bird feeders, with lots of small birds around	The documentation form by Marion Brewer is the only one submitted and forms the basis of this record. Other observers include Vernon Bierman. \| The original documentation form event lasted from 14:45:00/14:47:00.	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 Pleasantville, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-01-07	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Pleasantville in Marion County, IA on January 7, 1983.	Thornburg, Robert E.	Northern Goshawk	Pleasantville	4 miles S.W. of Pleasantville Marion County	Pine Grove ~ 5 acres ; trees ~ 25 feet tall	The documentation form by Robert Thornburg is the only one submitted and forms the basis of this record. \| Elimination of similar species: Coopers Hawk could not have been so large or had the head markings. The head and bright red eyes and size left little doubt as to the birds identity. \| The original documentation form event lasted from 09:30:00/09:35:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Sandy Beach in Johnson County, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-12-18	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Sandy Beach in Johnson County, IA on December 18, 1982.	Staudt, Thomas J.	Northern Goshawk	Sandy Beach Public Use Area	Northeast Johnson County near Sandy Beach	Deciduous wood open rolling fields	The documentation form by Tom Staudt is the only one submitted and forms the basis of this record. Other observers include Jim Sandrock and John Cordell. \| Elimination of similar species: White eye strip and size eliminate other accipiters. Falcons eliminated by short rounded, almost oval wing shape. \| The original documentation form event occurred around 11:55:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Green Castle Corner in Johnson County, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-10-31	N/A	Rare birds documentation form	Rare bird documentation form for two Northern Goshawks at Green Castle Corner in Johnson County, IA on October 31, 1982.	Kent, Thomas H. (Thomas Hugh), 1934-	Northern Goshawk	Green Castle (historical)	1 1/2 mi w. Green castle corner, NW Johnson Co., IA	mixed open (wet) fields and wooded edge	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Carl Bendorf. \| Elimination of similar species: Size and eye stripe exclude Coopers, shape and marking exclude Red-tail, Harrier + other buteos. \| The original documentation form event lasted from 08:30:00/08:40:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Fremont Township in Bremer County, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-12-18	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Fremont Township in Bremer County, IA on December 18, 1982.	Moore, Francis L.	Northern Goshawk		SE Section 2, Fremont Township, Bremer County, Iowa	Second growth deciduous floodplain 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 Peter Lowther, Lowell Jons, and Mark Muller. \| Elimination of similar species: This was a very light breasted bird with no reddish showing on its breast. Bird was large, almost as large as Red-tailed Hawk with pale gray on breast and dark gray above. Bird also had large white strip above the eye, eliminating all other species. \| The original documentation form event occurred around 14:15:00.	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 Allamakee County, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-11-21	1982-11-23	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Allamakee County, IA on November 21, 1982.	Moore, Francis L.	Northern Goshawk	Allamakee County	N.E. Allamakee County, Iowa	Forested Ridges and bluffs along and to west of upper Mississippi River in Iowa	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include John Robinson. \| Elimination of similar species: Coopers Hawk would appear more brown on the back and wings with a brownish tinge to the belly. Cooper's Hawk does not have the fluffy white undertail coverts or the white eye stripe as seen on this bird. \| The original documentation form event occurred around 10:00:00/10:01:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Hanover Township in Allamakee County, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-11-21	1982-11-22	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Hanover Township in Allamakee County, IA on November 21, 1982.	Robinson, John C., 1959-	Northern Goshawk	Hanover Township	Iowa; Allamakee County, Hanover Twsp., Sect. 8	Steep flood plain bluffs with mixed (cedar and deciduous) forest vegetation	The documentation form by John C. Robinson is the only one submitted and forms the basis of this record. Other observers include Carol Newlon and Hank Zaletel. \| Elimination of similar species: Cooper's Hawk: Although size overlap is possible, this species lacks the blue-gray underparts and bold facial patterns mentioned above. \| The original documentation form event lasted from 08:45:00/08:46:00.	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 at Hickory Hill Park, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-11-16	1982-11-28	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Hickory Hill Park in Johnson County, IA on November 16, 1982.	Staudt, Thomas J.	Northern Goshawk	Hickory Hill Park	Hickory Hill Park Iowa City	Deciduous valley boom thin strands of conifers	The documentation form by Thomas J. Staudt is the only one submitted and forms the basis of this record. Other observers include John Cordell. \| Elimination of similar species: Strong head markings eliminate other accipiters. \| The original documentation form event lasted from 08:45:00/08:55:00.	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 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 East River Valley Park, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-11-03	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at East River Valley Park at Ames in Story County, IA on November 3, 1982.	Bennett, Richard S.	Northern Goshawk	River Valley Park	East River Valley Park, Ames, Iowa	Floodplain woodlot next to skunk river	The documentation form by Richard S. Bennett is the only one submitted and forms the basis of this record. \| Elimination of similar species: Only other bird that size with a dark eye band would be an osprey, but the hawk was not that large + the back was definitely a blue-gray color. Also, wrong habitat. \| The original documentation form event occurred around 08:20:00 .	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Saylorville Reservoir Dam, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-10-29	1982-10-31	Rare birds documentation form	Rare bird documentation form for two Northern Goshawks at Saylorville Reservoir Dam in Polk County, IA on October 29, 1982.	Schaufenbuel, Joseph P.	Northern Goshawk	Saylorville Dam	East side of Saylorville Reservoir Dam, Polk Co., Iowa	Hickory - Oak Hillside, along Reservoir	The documentation form by Joseph P. Schaufenbuel is the only one submitted and forms the basis of this record. \| Elimination of similar species: Buteo shape and flight different. Cooper's Hawk would be smaller, with a more rapid wing beat and have rusting or streaked underparts. \| The original documentation form event occurred at two different times first 11:00:00 and second 13:30:00.	Iowa Ornithologists' Union \| MS 166	33	25
Notes on N. Goshawk observations - fall 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-10-31	1982-11-22	Manuscript, graphic, and printed material	Field notes written by Carl J. Bendorf detailing three Northern Goshawk sightings in eastern Iowa.	Bendorf, Carl J.	Northern Goshawk	East Amana Green Castle (historical) Tirrill Park				Iowa Ornithologists' Union \| MS 166	33	25