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 Cherokee, 1984	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1984-01-15	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Cherokee in Cherokee County, IA on January 15, 1984.	Bierman, Dick	Northern Goshawk	Cherokee	3 miles northwest of the town of Cherokee	Red Cedar and oak timber	The documentation form by Dick Bierman is the only one submitted and forms the basis of this record. \| Elimination of similar species: Coopers and Sharpshinned hawks, this was an adult bird and it did not have the rust colored barring on the chest that they do. Falcons have narrow pointed wings. Male Northern Harriers are lighter and have a white rump patch. \| 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 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 Cedar Falls, 1998	Field notes	Birds--Identification Ornithology Rare birds	1998-12-20	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Cedar Falls in Black Hawk County, IA on December 20, 1998.	Moore, Francis L.	Northern Goshawk	Cedar Falls	Near Cedar River, north part of Cedar Falls, Black Hawk County, Iowa	Wooded river flood plain	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. \| Elimination of similar species: size too large for Sharp-shinned or Merlin. Size was also larger than a large Cooper's female should have been. \| The original documentation form event lasted from 13:25:00/13:27:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Cedar Falls, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-12-26	1981-12-27	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Cedar Falls in Black Hawk County, IA on December 26, 1981.	Myers, Robert K.	Northern Goshawk	Cedar Falls	Cedar Falls (Black Hawk County)	River bottom timber along Cedar Riv.	The documentation form by Robert K. Myers is the only one submitted and forms the basis of this record. Other observers include Francis Moore. \| Elimination of similar species: Large size and white eyestripe and very fluffy under tail covets eliminated the Cooper's hawk. \| The original documentation form event lasted from 11:40:00/12:00:00.	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 Brookside Park, 1979	Field notes	Birds--Identification Ornithology Rare birds	1979-05-09	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Brookside Park in Ames in Story County, IA on May 9, 1979.	Webber, David	Northern Goshawk	Brookside Park	Brookside Park, Ames, Iowa	Wooded, Squaw Creek, Park Area. Park located east of ISU campus next to urban area.	The documentation form by David Franklin Webber is the only one submitted and forms the basis of this record. Other observers include three unidentified members of the ornithology lab. \| Elimination of similar species: Very descriptive species, easily told from Marsh Hawk and other Buteo type hawks. \| The original documentation form event lasted from 08:30:00/08:32:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Boone Wildlife Research Station, 1986	Field notes	Birds--Identification Ornithology Rare birds	1986-08-25	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Boone Wildlife Research Station south of Ledges State Park in Boone County, IA on August 25, 1986.	Reeves, Doug	Northern Goshawk	Ledges State Park	Boone Wildlife Research Station just south of Ledges State Park	Oak woods, open fields	The documentation form by Doug Reeves is the only one submitted and forms the basis of this record. Other observers include DeWaine Jackson, Tom Putnam and Jim Kienzler. \| Elimination of similar species: Too large for a Cooper's hawk (it was big!!), or a broad-winged hawk. No other gray hawks of that size and description that I am aware of. \| The original documentation form event occurred around 13:00:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Big Rock Park in Pella, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-11-26	1983-12-01	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Big Rock Park in Pella in Marion County, IA on November 26, 1983.	Brand, Gordon James	Northern Goshawk	Big Rock City Park	Big Rock Park, Pella, Iowa	80 acre timber tract but near Red Rock Reservoir.	The documentation form by Gordon Brand is the only one submitted and forms the basis of this record. Other observers include Raymond Brand. \| Elimination of similar species: Coopers Hawk. This Hawk had no horizontal barring on the belly. It was larger and had very pronounced dark eyepatch. \| The original documentation form event lasted from 10:00:00/10:02:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Big Marsh, 1984	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1984-01-28	1984-01-29	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Big Marsh in Butler County, IA on January 28, 1984.	Moore, Francis L.	Northern Goshawk	Big Marsh Wildlife Area	N.W. side of Big Marsh, Butler Co.	Open marsh with some tree and shrub wildlife plantings	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 Dan Perkins. \| Elimination of similar species: Cooper's Hawk does not have white eyestripe or long fluffy undertail coverts. \| The original documentation form event lasted from 09:15:00/09:18:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Big Marsh, 1984	Field notes	Birds--Identification Ornithology Rare birds	1984-03-24	1984-03-25	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Big Marsh in Butler County, IA on March 24, 1984.	Moore, Francis L.	Northern Goshawk	Big Marsh Wildlife Area	Big Marsh, Butler Co., IA	Open fields at edge of Marsh with rows of trees and hedges	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 a bold white superciliary line like this bird had. \| The original documentation form event lasted from 10:40:00/10:50:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Big Creek, 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-11-17	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Big Creek in Polk County, IA on November 17, 1985.	Martsching, Paul	Northern Goshawk		Big Creek - Polk Co, Iowa	near marsh with small bunches of trees around & pasture-like areas.	The documentation form by Paul Martsching is the only one submitted and forms the basis of this record. Other observers include Steve Dinsmore. \| Elimination of similar species: much too big for Sharp-shinned & Coopers; Coopers doesn't have lite eye line. \| The original documentation form event lasted from 14:00:00/14:00:00 approximately.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Big Creek, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-02-15	1982-03-01	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Big Creek in Polk County, IA on February 15, 1982.	Martsching, Paul	Northern Goshawk	Big Creek State Park	Big Creek, Polk Co., Iowa	fields and patches of forest.	The documentation form by Paul Martsching is the only one submitted and forms the basis of this record. Other observers include Hank Zaletel. \| Elimination of similar species: When first saw it thought of Marsh Hawk. Did not have prominent white rump of Marsh Hawk. Marsh Hawk doesn't have the wide white eye brow stripe on very dark head. Wings wider than on Marsh Hawk. Much larger than other accipiters. Other accipiters don't have wide white eye brow stripe. \| The original documentation form event occurred in the afternoon for about twenty minutes.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Big Creek State Park, 1984	Field notes	Birds--Identification Ornithology Rare birds	1984-03-25	1984-04-03	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Big Creek State Park in Polk County, IA on March 25, 1984.	Proescholdt, Beth	Northern Goshawk	Big Creek State Park	Big Creek State Park, Polk County	overgrown pasture with red/cedars + honey locust next to the lake	The documentation form by Beth Proescholdt is the only one submitted and forms the basis of this record. Other observers include Mark Proescholdt. \| Elimination of similar species: nothing similar when we saw at such good advantage the gray accipiter with dark crown + white eye stripe, the fluffy undertail coverts & darker gray back \| The original documentation form event lasted from 17:00:00/17:08:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Big Creek State Park, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-02-15	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Big Creek State Park in Polk County, IA on February 15, 1982.	Zaletel, Hank	Northern Goshawk	Big Creek State Park	Highway 415 North of Polk City at NW 100 ST Big Creek State Park	State park, open grassland, trees on edge - flew to wooded edge	The documentation form by Hank Zaletel is the only one submitted and forms the basis of this record. Other observers include Paul Martsching. \| Elimination of similar species: Northern Harrier - no white rump patch + this bird had white eye brow line. Coopers Hawk - vertical streaks more widely spaced than coopers horizontal streaks - underside appeared white in flight. This bird had white eye brow line and was much larger in size. \| The original documentation form event occurred around 14:30:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Big Creek State Park, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-11-21	1981-11-23	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Big Creek State Park in Polk County, IA on November 21, 1981.	Zaletel, Hank	Northern Goshawk	Big Creek State Park	NW end of Big Creek State Park, Polk County	Lake edge overgrown pasture	The documentation form by Hank Zaletel is the only one submitted and forms the basis of this record. Other observers include John Robinson and Joe Schaufenbuel. \| Elimination of similar species: Cooper's Hawk eliminated because of size, this bird was much larger. \| The original documentation form event occurred for ten minutes between 09:00:00/10:00:00.	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 Big Creek Lake, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-11-21	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Big Creek Lake in Polk County, IA on November 21, 1981.	Robinson, John C., 1959-	Northern Goshawk	Big Creek Lake	Big Creek Lake, Polk Co.,	Deciduous slope next to a lake - In the middle of a deciduous grove of trees.	The documentation form by John C. Robinson is the only one submitted and forms the basis of this record. Other observers include Hank Zaletel and Joe Schaufenbuel. \| Elimination of similar species: Other accipiters are smaller than Great Horned Owls. \| The original documentation form event lasted from 09:00:00/09:07:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Ames, 1986	Field notes	Birds--Identification Ornithology Rare birds	1986-11-09	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Ames in Story County, IA on November 9, 1986.	Dinsmore, Stephen J.	Northern Goshawk	Ames	1 mile s. of Ames, Story Co.	flew across road and landed in a tree	The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. \| Elimination of similar species: The large size (larger than a crow which landed nearby), gray underparts, and white eyebrow eliminates Cooper's and Sharp-shinned hawks. \| The original documentation form event lasted from 14:15:00/14:18:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Ames, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-11-05	1981-11-07	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Ames in Story County, IA on Novermber 5, 1981.	Robinson, John C., 1959-	Northern Goshawk	Ames	Ames, Iowa; Story Co.,	Rows of conifer trees and conifer saplings next to an agricultural field. Found roosting in a row of Eastern Red Cedar trees.	The documentation form by John C. Robinson is the only one submitted and forms the basis of this record. Other observers include Joe Schaufenbuel. \| Elimination of similar species: Cooper's Hawk: this species is smaller and lacks a definite white eye-stripe and black eyeline; underparts are not pale gray. \| The original documentation form events occurred around 08:00:00 on November 5 and around 16:00:00 on November 7.	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 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 Nashville Warbler north of Iowa City, 1991	Field notes	Birds--Identification Ornithology Rare birds	1991-11-02	N/A	Rare birds documentation form	Rare bird documentation form for a Nashville Warbler north of Iowa City in Johnson County, IA on November 2, 1991.	Fuller, James L	Nashville Warbler	Iowa City	Suburban backyard north of Iowa City		The documentation form by James Fuller is the only one submitted and forms the basis of this record. Other observers include Tim Schantz, Ann Johnson, Beth Brown, Jim Sinclair, Jane Fuller, and Karole Fuller. \| The original documentation form event lasted from 03:10:00/13:20:00.	Iowa Ornithologists' Union \| MS 166	35	20
Rare bird documentation form for Nashville Warbler at Hancher Auditorium in Iowa City, 1993	Field notes	Birds--Identification Ornithology Rare birds	1993-12-19	N/A	Rare birds documentation form	Rare bird documentation form for a Nashville Warbler at Hancher Auditorium in Iowa City in Johnson County, IA on December 19, 1993.	Scheib, James	Nashville Warbler	Hancher Auditorium	W. side of Hancher lot, Iowa City	Evergreens, Pines bordering lot	The documentation form by James Scheib is the only one submitted and forms the basis of this record. Other observers include James Fuller and John McClure. \| Elimination of similar species: N. Parula has white wing bars and incomplete eye ring; Magnolia has wing bars, yellow rump, and breast streaking; Pine has wing bars, streaking, white undertail coverts; Mourning and Connecticut do not have yellow throat; Canada has breast streaking and white undertail coverts: Common Yellowthroat immature does not have gray head and face. \| The original documentation form event lasted from 21:00:00/21:37:00.	Iowa Ornithologists' Union \| MS 166	35	20
Rare bird documentation form for Nashville Warbler at Hancher Auditorium in Iowa City in 1993	Field notes	Birds--Identification Ornithology Rare birds	1993-12-19	1993-12-20	Manuscript, graphic, and printed material	Rare bird documentation form for a Nashville Warbler at Hancher Auditorium in Iowa City in Johnson County, IA on December 19, 1993.	Fuller, James L	Nashville Warbler	Hancher Auditorium				Iowa Ornithologists' Union \| MS 166	35	20
Rare bird documentation form for Mute Swan at the Mississippi River near Le Claire, 1982	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1982-02-21	N/A	Rare birds documentation form	Rare bird documentation form for a Mute Swan at the Mississippi River near Le Claire in Scott County, IA on February 21, 1982.	Hollis, Richard Jule	Mute Swan	Le Claire	Miss. River between I80 & Le Clair [sic]		The documentation form by Rick Hollis is the only one submitted and forms the basis of this record. Other observers include Tom Kent and Carl Bendorf. \| Elimination of similar species: The points about (#2-4) eliminate both the Whistling & Trumpeter Swans. \| The original documentation form event lasted from 08:20:00/08:30:00.	Iowa Ornithologists' Union \| MS 166	32	29