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 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 Red-tailed Hawk near Fraser, 1999	Field notes	Birds--Identification Ornithology Rare birds	1999-01-01	N/A	Rare birds documentation form	Rare bird documentation form for a Red-tailed Hawk on the Big Eddy portion of Des Moines River east of Fraser in Boone County, IA on January 1, 1999.	Healy, Kevin	Red-tailed Hawk	Fraser	Big Eddy portion of Des Moines River about 1 mile east of Fraser IA.		The documentation form by Kevin Healy is the only one submitted and forms the basis of this record. Other observers include Rosanne Healy, Amy Yoakum, and Molly Havlik. \| The original documentation form event occurred around 11:00:00.	Iowa Ornithologists' Union \| MS 166	33	29
Field notes for a Swainson's Hawk sighting by LeRoy Sowl, December 22, 1996	Field notes	Birds--Identification Rare birds	1996-12-22	N/A	Manuscript, graphic, and printed material	Field notes by LeRoy Sowl giving details about a Swainson's Hawk seen on December 12, 1996, at Arsenal Island during the Christmas bird count.	Sowl, LeRoy W.	Swainson's Hawk	Rock Island Arsenal				Iowa Ornithologists' Union \| MS 166	33	28
Rare bird documentation form for Swainson's Hawk at Union Slough National Wildlife Refuge, 1988	Field notes	Birds--Identification Ornithology Rare birds	1988-03-27	N/A	Rare birds documentation form	Rare bird documentation form for a Swainson's Hawk at Union Slough National Wildlife Refuge in Kossuth County, IA on March 27, 1988.	Kenne, Matthew C.	Swainson's Hawk	Union Slough National Wildlife Refuge	1 mi E of Union Slough N.W.R., Kossuth Co., Ia. south of Titonka Blacktop	Pasture dotted with trees, stream in bottom.	The documentation form by Matthew Kenne is the only one submitted and forms the basis of this record. \| Elimination of similar species: Other dark buteos have paler areas underneath, but this bird was as dark under wing as chest, belly, and back. \| The original documentation form event lasted from 10:30:00/10:35:00.	Iowa Ornithologists' Union \| MS 166	33	28
Rare bird documentation form for Swainson's Hawk at Osceola County, 1978	Field notes	Birds--Identification Ornithology Rare birds	1978-05-16	N/A	Rare birds documentation form	Rare bird documentation form for two Swainson's Hawks at Osceola County, IA on May 16, 1978.	Bierman, Dick	Swainson's Hawk	Osceola County	Osceola County	open farm country, nest in a farm grove	The documentation form by Dick Bierman is the only one submitted and forms the basis of this record. Other observers include Dean Roosa and Steve Duecker. \| Elimination of similar species: Red Tail, these birds had no red tail. \| The original documentation form event lasted all day.	Iowa Ornithologists' Union \| MS 166	33	28
Rare bird documentation form for Broad-winged Hawk at Grammer Grove, 1995	Field notes	Birds--Identification Ornithology Rare birds	1995-10-21	N/A	Rare birds documentation form	Rare bird documentation form for a Broad-winged Hawk at Grammer Grove in Marshall County, IA on October 21, 1995.	Proescholdt, Beth	Broad-winged Hawk	Grammer Grove County Wildlife Area	Grammer Grove		The documentation form by Beth Proescholdt is the only one submitted and forms the basis of this record. Other observers include Jim Sinclair, Mark Proescholdt, and Rick Trieff. \| Elimination of similar species: When we saw a barred tail at first we thought 'Red-shouldered', but realized it was a Broadwing tail, with the wider, darker subterminal hand of an adult - distinctly different from the Red-shouldered's even-width dark bands + more narrow white bands. \| The original documentation form event lasted for four and a half hours.	Iowa Ornithologists' Union \| MS 166	33	27
Rare bird documentation form for Broad-winged Hawk at Cedar Rapids, unknown date	Field notes	Birds--Identification Ornithology Rare birds	N/A	N/A	Rare birds documentation form	Rare bird documentation form for a Broad-winged Hawk at Cedar Rapids in Linn County, IA on December 20, unknown year.	Bradley, Rob	Broad-winged Hawk	Cedar Rapids	N.E. Cedar Rapids Izaak Walton	Open woods	The documentation form by Rob Bradley is the only one submitted and forms the basis of this record. Other observers include Roger Heidt. \| Elimination of similar species: Red tail - too small - tail band. \| The original documentation form event occurred in the AM for 10 sec approximately.	Iowa Ornithologists' Union \| MS 166	33	27
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 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
Details for Northern Goshawk	Field notes	Birds--Identification Ornithology Rare birds	1998-12-19	N/A	Manuscript, graphic, and printed material	Field notes written by Janice Walter detailing the sighting of a Northern Goshawk dated December 19, 1998.	Walter, Janice L.	Northern Goshawk	Mason City				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 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 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 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 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 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 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 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 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 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 Saylorville Reservoir, 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-03-10	N/A	Rare birds documentation form	Rare bird documentation form for a Northern Goshawk at Saylorville Reservoir in Polk County, IA on March 10, 1985.	Dinsmore, Stephen J.	Northern Goshawk	Saylorville Lake	Saylorville Reservoir, Polk Co.	large area of deciduous trees adjacent to reservoir	The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. \| Elimination of similar species: Other accipiters by lack of large size, extensive white above eye on the head and lack of clear gray/white underparts. \| The original documentation form event lasted from 16:45:00/16:50:00.	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 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
Note by Ruth Phipps detailing Northern Goshawk sighting, May 6, 1984	Field notes	Birds--Identification Rare birds	1984-05-06	N/A	Manuscript, graphic, and printed material	Note written by Ruth Phipps detailing the sighting of a Northern Goshawk at Snug Harbor in Marion County, IA, on May 6, 1984, by herself and Ed and Virginia Crocker.	Phipps, Ruth O.	Northern Goshawk	Marion County				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