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 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
Rare bird documentation form for Northern Goshawk at Lost Island Lake in Huston Park, 1993	Field notes	Birds--Identification Ornithology Rare birds	1993-11-11	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Lost Island Lake in Huston Park in Palo Alto County, IA on November 11, 1993.	Schoenewe, Lee A.	Northern Goshawk	Lost Island Huston Park	Huston Park, Lost Island Lake, Palo Alto Co.	Woods at lakeside	The documentation form by Lee A. Schoenewe is the only one submitted and forms the basis of this record. \| Elimination of similar species: Cooper's Hawk - size and eyebrow stripe. \| The original documentation form event lasted from 14:45:00/15:15:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at MacBride Field Campus, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-12-17	N/A	Rare birds documentation form	Rare bird documentation form for two Northern Goshawks at MacBride Field Campus in Johnson County, IA on December 17, 1983.	Newlon, Carol S.	Northern Goshawk	Macbride Nature Recreation Area	McBride [sic] Field Campus, Johnson Co., IA	mixed conifer groves + deciduous woodland	The documentation form by Carol S. Newlon is the only one submitted and forms the basis of this record. Other observers include Michael Newlon and J. Dawson Mohler. \| Elimination of similar species: Coloration eliminates all N. Am raptors except for male N Harrier + the kites - These eliminated by size, proportions, habitat, season. Huge size, grey underpants rules out other accipiters. \| The original documentation form event lasted from 14:30:00/14:45:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at MacBride Field Campus, 1984	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1984-01-06	1984-01-08	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at MacBride Field Campus in Johnson County, IA on January 6, 1984.	Staudt, Thomas J.	Northern Goshawk	Macbride Nature Recreation Area	Macbride Field Campus Johnson Co.	mixed conifer and deciduous forest. hilly with open areas	The documentation form by Thomas J. Staudt is the only one submitted and forms the basis of this record. Other observers include Carol Newlon and a Christmas Bird Count group. \| Elimination of similar species: large size and eyebrow strip eliminate other accipiters. Buteo's are generally browner, shorter tail, and also lack an eyebrow strip. Osprey is also browner and has more extensive white on the head. Osprey also would have noticeably long wings. \| The original documentation form event lasted from 09:10:00/09:15:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Madison County, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-10-31	1983-11-01	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Madison County, IA on October 31, 1983.	Armstrong, Eugene	Northern Goshawk	Madison County	N.E. Madison County	Brushy fence row Open farmland	The documentation form by Eugene Armstrong is the only one submitted and forms the basis of this record. Other observers include Eloise Armstrong. \| Elimination of similar species: Cooper's - Large than a Cooper's Grey bellied. \| The original documentation form event occurred around 14:00:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Mann Wilderness, 1986	Field notes	Birds--Identification Ornithology Rare birds	1986-03-01	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Mann Wilderness in Hardin County, IA on March 1, 1986.	Proescholdt, Mark	Northern Goshawk	Mann Wilderness Area	Mann WIlderness - Iowa River Greenbelt - (Hardin Co.)	Mixed woodlands - large pine plantings and deciduous trees	The documentation form by Mark Proescholdt is the only one submitted and forms the basis of this record. Other observers include Beth Proescholdt. \| Elimination of similar species: An adult Cooper's Hawk is not as large as this bird and has reddish streaking on its breast and belly. \| The original documentation form event lasted from 16:30:00/16:31:00 approximately.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Mason City, 1994	Field notes	Birds--Identification Ornithology Rare birds	1994-11-27	1994-12-27	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Mason City in Cerro Gordo County, IA on November 27, 1994.	Goranson, Rita	Northern Goshawk	Mason City	115 Lakeview Drive, Mason City Iowa	a backyard with trees in between a wooded park and a wooded private lot	The documentation form by Rita Goranson is the only one submitted and forms the basis of this record. \| Elimination of similar species: Red-tailed hawks live close here - I've had them in my backyard also - this one hunted different - acted different. Cooper hawks come through here quite often - This one was larger, thicker, tail was equal to wings not longer. \| The original documentation form event lasted from 14:15:00/14:16:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Moorehead Park, 1996	Field notes	Birds--Identification Ornithology Rare birds	1996-01-27	1996-02-03	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Moorehead Park in Ida County, IA on January 27, 1996.	Thelen, Wes	Northern Goshawk	Moorehead Pioneer Park	Moorehead Park - Ida County	Oak - Cedar - Edge	The documentation form by Wes Thelen is the only one submitted and forms the basis of this record. Other observers include Marty Thelen and Matt Thelen. \| Elimination of similar species: Cooper's Hawk - Has a more rusty chest and no rear eye stripe. \| The original documentation form event lasted from 14:30:00/14:35:00.	Iowa Ornithologists' Union \| MS 166	33	25
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 Oakland Cemetery in Iowa City, 1992	Field notes	Birds--Identification Ornithology Rare birds	1992-10-03	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Oakland Cemetery in Iowa City in Johnson County, IA on October 3, 1992.	Pinkston, Randall, 1956-	Northern Goshawk	Oakland Cemetery	Oakland Cemetery, Iowa City, Johnson Co., Iowa		The documentation form by Randall Pinkston is the only one submitted and forms the basis of this record. \| Elimination of similar species: Wings proportionately longer and narrower than either Cooper's or Sharp-shinned Hawks', distinctly broad at secondaries, narrowing at primaries. Tail too long for any Buteo, proportionately shorter than other accipiters or N. Harrier. \| The original documentation form event lasted from 10:25:00/10:25:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Oxford, 1978	Field notes	Birds--Identification Ornithology Rare birds	1978-12-09	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Oxford in Johnson County, IA on December 9, 1978.	Folk, G. Edgar	Northern Goshawk	Oxford	Oxford, Iowa	Meadow surrounded by deep woods	The documentation form by G. Edgar Folk is the only one submitted and forms the basis of this record. \| Elimination of similar species: Marsh Hawk eliminated. \| 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 Oxford, 1978	Field notes	Birds--Identification Ornithology Rare birds	1978-12-02	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Oxford in Johnson County, IA on December 2, 1978.	Folk, G. Edgar	Northern Goshawk	Oxford	Oxford, Iowa	corn fields, deep woods on edge.	The documentation form by G. Edgar Folk is the only one submitted and forms the basis of this record. \| Elimination of similar species: Marsh Hawk eliminated. \| 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 Oxford, 1978	Field notes	Birds--Identification Ornithology Rare birds	1978-01-22	1978-02-03	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Oxford in Johnson County, IA on January 22, 1978.	Folk, G. Edgar	Northern Goshawk	Oxford	town of Oxford, Johnson County, Iowa	Extensive open pasture with groves of trees.	The documentation form by G. Edgar Folk, Jr. is the only one submitted and forms the basis of this record. Other observers include an unidentified person. \| Elimination of similar species: I stated above why it was not a Coopers Hawk. The only bird I could confuse it with would be the Coopers Hawk, and this specimen was far too large and too light-colored for that. \| 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 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 Red Rock Dam, 1984	Field notes	Birds--Identification Ornithology Rare birds	1984-11-25	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Red Rock Dam in Marion County, IA on November 25, 1984.	Sinclair, Jim	Northern Goshawk	Red Rock Dam	Tailwater area - Red Rock Dam	Deciduous bottomland	The documentation form by Jim Sinclair is the only one submitted and forms the basis of this record. Other observers include David Youngblut and Paul Felsing. \| Elimination of similar species: accipiter shape - rounded wings, long tail, strong direct flight - wing shape and tail length eliminated buteo - size was too great for Coopers. \| The original documentation form event occurred around 08:30:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Red Rock Reservoir, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-02-06	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Red Rock Reservoir in Marion County, IA on February 6, 1981.	Thornburg, Robert E.	Northern Goshawk	Lake Red Rock	Red Rock Res. - south end of Robert's Creek Park	a very open area between a bay of Red Rock and Robert's Creek Lake - grass - 6-8" high	The documentation form by Robert E. Thornburg is the only one submitted and forms the basis of this record. \| Elimination of similar species: The size and head markings eliminated Cooper's and Sharp-shinned Hawks. Female Marsh Hawk by head and lack of Rump Patch (over). Imm. Red-tailed by the heavy streaks over the entire breast, the much longer tail and head markings. \| The original documentation form event lasted from 09:30:00/09:40:00.	Iowa Ornithologists' Union \| MS 166	33	25
Rare bird documentation form for Northern Goshawk at Red Rock Reservoir, 1984	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1984-03-18	1984-03-22	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Red Rock Reservoir in Marion County, IA on March 18, 1984.	Thompson, Dennis	Northern Goshawk	Lake Red Rock	North edge of Red Rock Res. Marion County	Pinegrove of 4 or 5 acres on north side of Red Rock Res. Thick grove of pines 30-40 ft. tall.	The documentation form by Dennis Thompson is the only one submitted and forms the basis of this record. \| Elimination of similar species: Much larger than Cooper's or Sharp-shinned. Silver-gray coloration eliminated buteos. \| 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 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