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, 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 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 Credit Island, 1988	Field notes	Birds--Identification Ornithology Rare birds Wildlife conservation	1988-12-18	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Credit Island in Davenport in Scott County, IA on December 18, 1988.	Timper, Edward	Northern Goshawk	Credit Island	Credit Island. Davenport, IA	open woodland along Miss. River	The documentation form by Ed Timper is the only one submitted and forms the basis of this record. \| Elimination of similar species: Cooper's Hawk - smaller, no distinctive white eyeline. \| The original documentation form event lasted from 12:30:00/12:31:00.	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 Elkhart, 1984	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1984-01-29	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Elkhart in Polk County, IA on January 29, 1984.	Mosman, Dean	Northern Goshawk	Elkhart	2 M.E. of Elkhart, IA	Timber Area	The documentation form by Darwin (Dean) Mosman is the only one submitted and forms the basis of this record. Other observers include Diane Mosman and Mike Mosman. \| Elimination of similar species: Cooper's is too small also no eye line. No barring on breast of Goshawk. \| The original documentation form event lasted from 10:20:00/10:30:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Five Ridge Prairie State Park, 1999	Field notes	Birds--Identification Ornithology Rare birds	1999-01-03	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Five Ridge Prairie State Park in Plymouth County, IA on January 3, 1999.	Probst, Jerry	Northern Goshawk	Five Ridge Prairie State Preserve	5 Ridge Prarie Plymouth Co. IA	Below dam Riparian + Upper transition Red Cedar - Burr Oak	The documentation form by Jerry Probst is the only one submitted and forms the basis of this record. Other observers include Warren Dunkle. \| Elimination of similar species: Cooper's - This bird was too heavy bodied, strong wing beats and the whitish gray ventral side (body). Red-shouldered - Goshawk gray color - wing pattern - flight. \| The original documentation form event occurred twice at 09:00:00 and 11:30:00.	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 at George Wyth State Park, 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-11-21	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at George Wyth State Park in Black Hawk County, IA on November 21, 1985.	Moore, Francis L.	Northern Goshawk	George Wyth Memorial State Park	approx. .1 mi. E. of entrance to George Wyth State Park along U.S. 20, Black Hawk Co., IA	Open cropland near woods of George Wyth State Park	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 is not this large and does not have as wide and bold a supercilliary line as this bird had, Cooper's also does not have long fluffy undertail coverts as this bird had. \| The original documentation form event lasted from 13:43:00/13:45:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Green Castle, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-12-17	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Green Castle in Johnson County, IA on December 17, 1983.	Bendorf, Carl J.	Northern Goshawk	Green Castle (historical)	NW Johnson Co. (just SW of Greencastle Corner)	Open field with scattered small trees, brush)	The documentation form by Carl J. Bendorf is the only one submitted and forms the basis of this record. Other observers include Lanny Haldy, Dan Ray, Randy Graesser, and all of the Amanas. \| Elimination of similar species: Cooper's Hawk eliminated by large size and light(not rusty) underparts. \| The original documentation form event lasted from 10:30:00/10:35:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Green Valley State Park, 1980	Field notes	Birds--Identification Ornithology Rare birds	1980-04-04	1980-06-08	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Green Valley State Park in Union County, IA on April 4, 1980.	Stone, Tom, Jr.	Northern Goshawk	Green Valley State Park	Near Green Valley State Park	open lake surrounded by open fields with scattered cedar trees and other deciduous trees.	The documentation form by Tom Stone, Jr. is the only one submitted and forms the basis of this record. Other observers include Tom Stone. \| Elimination of similar species: Female Cooper's Hawk is smaller and does not have a very clear conspicuous white stripe through the eye. I haven't seen any female Cooper's Hawk as large as the bird my dad and I saw. It was at least the size of a large Marsh Hawk. \| The original documentation form event lasted from 17:15:00/17:30:00.	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 Hartman Reserve, 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 Hartman Reserve in Black Hawk County, IA on November 26, 1983.	Staudt, Thomas J.	Northern Goshawk	Hartman Reserve Nature Center	Hartman Reserve Waterloo - Cedar Falls	deciduous wood: mixed mature and second story trees with a few conifers. Open grassy fields near by.	The documentation form by Tom Staudt is the only one submitted and forms the basis of this record. \| Elimination of similar species: Falcons have long pointed wings. Other accipiters are smaller, don't have the white eye line. \| The original documentation form event occurred around 15:00:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Hawkeye Wildlife Area, 1986	Field notes	Birds--Identification Ornithology Rare birds	1986-03-03	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Hawkeye Wildlife Area in Johnson County, IA on March 3, 1986.	Staudt, Thomas J.	Northern Goshawk	Hawkeye Wildlife Management Area	Hawkeye Wildlife Area	deciduous woods with open creek - scattered open fields - a goshawk has been seen in this area for the post 3-4 years	The documentation form by Thomas J. Staudt is the only one submitted and forms the basis of this record. Other observers include John Goddard. \| Elimination of similar species: The eye strip and blue-gray upperparts eliminate other accipiters. \| The original documentation form event lasted from 09:20:00/09:22:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Hickory Hill Park, 1977	Field notes	Birds--Identification Ornithology Rare birds	1977-09-18	1977-11-29	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Hickory Hill Park in Iowa City in Johnson County, IA on September 18, 1977.	Newlon, Michael C.	Northern Goshawk	Hickory Hill Park	Hickory Hill Park, Iowa City, IA	park on east edge of Iowa City, stream valley with second-growth woods, pasture, open meadows, thickets.	The documentation form by Michael C. Newlon is the only one submitted and forms the basis of this record. \| Elimination of similar species: accipiter build, grey upper parts + clear grey underpants eliminate all other E. N. hawks. \| The original documentation form event lasted from 13:00:00/13:05:00 approximately.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Hickory Hill Park, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-11-15	1981-12-03	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Hickory Hill Park in Johnson County, IA on November 15, 1981.	Hollis, Richard Jule	Northern Goshawk	Hickory Hill Park	Hickory Hill Park, Iowa City, Johnson Co. Iowa	Brushy field w scattered large trees (esp along creeks)	The documentation form by Richard Hollis is the only one submitted and forms the basis of this record. Other observers include Tom Kent and Mike Newlon. \| Elimination of similar species: Other accipiters 1. size 2. eye stripe 3. Belly coloring. \| The original documentation form event lasted from 16:30:00/16:32:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Hickory Hill Park, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-11-15	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Hickory Hill Park in Johnson County, IA on November 15, 1981.	Newlon, Michael C.	Northern Goshawk	Hickory Hill Park	NE corner Hickory Hill Park, Iowa City Johnson Co IA	mixture of pastures, hedgerows, second-growth weeds	The documentation form by Mike Newlon is the only one submitted and forms the basis of this record. Other observers include Thomas Kent, Thomas Staudt, and Rick Hollis. \| Elimination of similar species: Pattern: pale grey above, whites below, no white rump eliminates all other large N. Am. Hawks. \| The original documentation form event lasted from 15:30:00/16:30:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Hickory Hill Park, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-11-16	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Hickory Hill Park in Johnson County, IA on November 16, 1981.	Kent, Thomas H. (Thomas Hugh), 1934-	Northern Goshawk	Hickory Hill Park	Hickory Hill P., Iowa City, Johnson Co., Iowa	hilly pasture with scrub, tree rows, juniper, and woodland	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Mike Newlon, Tom Staudt, and Rick Hollis. \| Elimination of similar species: Color, eye line, size, flight eliminate other accipiters. Shape and behavior unlike other hawks. \| The original documentation form event lasted from 16:15:00/16:45:00 estimated.	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 Kent Park, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-12-17	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Kent Park in Johnson County, IA on December 17, 1983.	Bendorf, Carl J.	Northern Goshawk	F W Kent County Park	Kent Park, Johnson Co. (NW side of park)	Extensive conifers, weedy clearings, scattered trees.	The documentation form by Carl Bendorf is the only one submitted and forms the basis of this record. Other observers include Dan Ray. \| Elimination of similar species: Size (large as Great Horned Owl) eliminates Cooper's Hawk. \| The original documentation form event occurring around 14:30:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Lake Hendricks, 1988	Field notes	Birds--Identification Ornithology Rare birds	1988-03-13	1988-03-20	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Lake Hendricks in Howard County, IA on March 13, 1988.	Hartogh, Mary Jo	Northern Goshawk	Lake Hendricks Park	Lake Hendricks-Howard County Conservation Park	woods, low hills, and a small lake	The documentation form by Mary Jo Hartogh is the only one submitted and forms the basis of this record. Other observers include Annjean Hartogh. \| Elimination of similar species: The Petersen guide on p. 170 gives the shape from below and we matched that of an accipiter, not a buteo, and especially not a gyrfalcon. Cooper's and sharp-shinned would be smaller and should show darker tail bands and possibly reddish striations horizontally on the upper abdomen. Also, sharpie usually looks brown-colored. \| The original documentation form event lasted from 10:30:00/10:31:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Lake Rathbun, 1983	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1983-12-19	1984-01-07	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Lake Rathbun in Lucas County, IA on December 19, 1983.	Brown, Mike	Northern Goshawk	Rathbun Lake	Lucas Co., Iowa approx. 3.5 miles southeast of Russell, Lake Rathbun area	upland mixture of corn stubble, woodland and planted prairie grasses	The documentation form by Mike Brown is the only one submitted and forms the basis of this record. Other observers include Brian Winter and Bill Rybarczyk. \| Elimination of similar species: Larger and grayer undersides than other Accipiters. Shorter wings, no rump patch, and different flight pattern than N. Harrier. Wings not pointed like a falcon's. \| The original documentation form event lasted from 15:30:00/15:31:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Lakin's Slough, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-12-23	1981-12-24	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Lakin's Slough at Guthrie County, IA on December 23, 1981.	Cummins, Raymond L.	Northern Goshawk	Lakin Slough State Game Management Area	1 mile north + 1/2 mile east of the north end of Lakin's Slough	Marsh	The documentation form by Raymond L. Cummins is the only one submitted and forms the basis of this record. Other observers include Dennis Henrickson. \| Elimination of similar species: The eyebrow strip and grayish white under sided eliminates other accipiters. Behavior - lack of white rump patch - heavy body eliminate male Harrier. Short none pointed wing and lack of facial mark eliminate Peregrine Falcon + gray phase Gyrfalcon properly did not claim a positive ID. \| 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 Ledges State Park, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-02-25	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Ledges State Park in Boone County, IA on February 25, 1982.	Newhouse, David A.	Northern Goshawk	Ledges State Park	East entrance to Ledges State Park; Worth Twp., Boone Co.	Edge of oak-hickory forest, upland	The documentation form by Dave Newhouse is the only one submitted and forms the basis of this record. Other observers include Tom Putnam. \| Elimination of similar species: Wrong habitat and shape for osprey. Much larger than Cooper's. Red eye plainly visible. \| The original documentation form event lasted from 15:00:00/15:25:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Lime Creek Nature Center, 1990	Field notes	Birds--Identification Ornithology Rare birds Wildlife conservation	1990-10-13	1990-10-15	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Lime Creek Nature Center in Mason City in Cerro Gordo County, IA on October 13, 1990.	Pinneke, Kim	Northern Goshawk	Lime Creek Nature Center	Lime Creek Nature Center, Mason City, Iowa	Wooded edge next to pot ash and prairie field	The documentation form by Kim L. Pinneke is the only one submitted and forms the basis of this record. Other observers include Dawn Tolefree. \| Elimination of similar species: Cooper's hawk eliminated by lateral face pattern. Sharp-shinned hawk eliminated by size. Osprey eliminated by tail length in relation to primaries. \| The original documentation form event lasted from 16:30:00/16:31:00.	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