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 Golden Eagle at Booth Township in Palo Alto County, 1988	Field notes	Birds--Identification Ornithology Rare birds	1988-02-03	1988-02-04	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Booth Township in Palo Alto County, IA on February 3, 1988.	Knight, Calvin A.	Golden Eagle	Booth Township	W ctr. Section 20, Booth Township (T 94N, R 34W) Palo Alto Co., Iowa	Open Field (snow blown clear) near frozen Marsh	The documentation form by Calvin A. Knight is the only one submitted and forms the basis of this record. Other observers include Bernie Knight and Ron Reese. \| Elimination of similar species: Bald Eagle (immature) underwing markings & tail eliminated bald eagle. \| The original documentation form event occurred around 10:00:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Claybanks Preserve, 1997	Field notes	Birds--Identification Ornithology Rare birds	1997-11-23	1997-12-07	Rare birds documentation form	Rare bird documentation form for two Golden Eagles at Claybanks Preserve in Cerro Gordo County, IA on November 23, 1997.	Goranson, Rita	Golden Eagle	Claybanks Forest	on Wren ave - at Claybanks Preserve, Cerro Gordo Co	wooded & river	The documentation form by Rita Goranson is the only one submitted and forms the basis of this record. Other observers include Curt Nelson, Carolyn Fischer, and Jan Walter. \| Elimination of similar species: later we saw (white head white tail) adult eagles = not the coloring of the first one. \| The original documentation form event occurred around 16:10:00/16:20:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Coralville Reservoir, 1975	Field notes	Birds--Identification Ornithology Rare birds	1975-10-28	1975-11-20	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Coralville Reservoir in Johnson County, IA on October 28, 1975.	Newlon, Michael C.	Golden Eagle	Coralville Lake	Coralville Reservoir, NW of Iowa City, IA	Coralville Res. - wooded ridge to N., extensive water and bare grassy flats in Res. area, then farmland to S.	The documentation form by Michael C. Newlon is the only one submitted and forms the basis of this record. \| Elimination of similar species: imm. Bald Eagle; proportions of head, neck and tail, no white in wing-linings black r-l hawk: lack of any white in primaries and secondaries, large size. \| The original documentation form event occurred around 11:00:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Coralville Reservoir, 1979	Field notes	Birds--Identification Ornithology Rare birds	1979-02-11	1979-02-12	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Coralville Reservoir in Johnson County, IA on February 11, 1979.	Newlon, Michael C.	Golden Eagle	Coralville Lake	farm country between Rt. 6 and the Coralville Reservoir, Johnson Co IA	An area of mixed cropland and timber south of the Iowa River; just to the north is an extensive area of public land, with mixed fields and woods; to the south are farms on flatter land, with much less timber.	The documentation form by Mike Newlon is the only one submitted and forms the basis of this record. Other observers include Rick Hollis and Carl Bendorf. \| Elimination of similar species: large size and slow wingbeat rule out buteos, as do the dark primaries and secondaries (melanistic redtails and roughlegs have white in the flight feathers). \| The original documentation form event lasted from 11:10:00/11:11:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Coralville Reservoir, 1988	Field notes	Birds--Identification Ornithology Rare birds	1988-03-26	1988-03-27	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Coralville Reservoir in Johnson County, IA on March 26, 1988.	Kent, Thomas H. (Thomas Hugh), 1934-	Golden Eagle	Coralville Lake	Coralville Res., near DuPont Bridge, Johnson Co., IA	Upper area of reservoir - open areas	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. \| Elimination of similar species: The pattern of white was too restricted for a dark phase Rough-legged Hawk and too specific for other dark phase buteos. An immature Bald Eagle would have patchy white on wing coverts, axillars, and tail. \| The original documentation form event lasted from 18:00:00/18:02:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Forney Lake, 1986	Field notes	Birds--Identification Ornithology Rare birds	1986-03-28	1986-04-11	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Forney Lake in Fremont County, IA on March 28, 1986.	Cecil, Robert I.	Golden Eagle	Forneys Lake	Forney Lake, Fremont Co., Iowa	Cattail marsh next to lake. Sat on muskrat house	The documentation form by Robert Cecil is the only one submitted and forms the basis of this record. Other observers include Francis Moore. \| Elimination of similar species: Imm. Bald Eagle has splotchy undersides, dark (not golden) head. Too massive for melanistic buteos. \| The original documentation form event lasted from 10:10:00/10:25:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Grammer Grove Wildlife Area, 1990	Field notes	Birds--Identification Ornithology Rare birds	1990-10-18	N/A	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Grammer Grove Wildlife Area in Marshall County, IA on October 18, 1990.	Proescholdt, Beth	Golden Eagle	Grammer Grove County Wildlife Area	Grammer Grove WA, n. Marshall County, central Iowa	fields adjacent to wooded ridge paralleling Iowa River	The documentation form by Beth Proescholdt is the only one submitted and forms the basis of this record. \| Elimination of similar species: Bald Eagle, Turkey Vulture, Rough-legged Hawk - explained above. Seeing white on the tail I thought 'Rough-leg'. But this bird had absolutely flat wings as it approached head-on, not with the Rough-legs' 'up-and-out' wing pattern. Three spots of white on an otherwise dark bird - no splotchiness as on a Bald Eagle, no dihedral as in a Turkey Vulture and I knew I was seeing an immature Golden Eagle. \| The original documentation form event lasted from 14:10:00/14:12:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Hanover Township in Allamakee County, 1978	Field notes	Birds--Identification Ornithology Rare birds	1978-11-11	1978-12-01	Rare birds documentation form	Rare bird documentation form for two Golden Eagles at Hanover Township in Allamakee County, IA on November 11, 1978.	Koenig, Darwin	Golden Eagle	Hanover Township	Allamakee County, Hanover Twp.	rugged hills with open fields and timber interspersed. Soaring along a long ridge which rises about 200 ft above the Upper Iowa River valley	The documentation form by Darwin Koenig is the only one submitted and forms the basis of this record. \| Elimination of similar species: Rough-legged Hawk (dark phase) --smaller, different proportions (long, narrow, tapered wings, small head, and bill), underwings usually have more white and the white patches rarely show on the upper wing surface. \| The original documentation form event lasted from 14:00:00/14:05:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Hawkeye Wildlife Area, 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-03-10	1985-03-17	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Hawkeye Wildlife Area in Johnson County, IA on March 10, 1985.	Hollis, Richard Jule	Golden Eagle	Hawkeye Wildlife Management Area	Hawkeye Wildlife Area, Johnson Co	sky	The documentation form by Richard Hollis is the only one submitted and forms the basis of this record. \| Elimination of similar species: The above description eliminates Bald Eagle imm & Turkey Vul. \| The original documentation form event occurred around 15:00:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Holland, 1990	Field notes	Birds--Identification Ornithology Rare birds	1990-10-06	1990-10-18	Rare birds documentation form	Rare bird documentation form for a Golden Eagle southwest of Holland in Grundy County, IA on October 6, 1990.	Proescholdt, Mark	Golden Eagle	Holland	Western Grundy County - southwest of Holland	corn fields and bean fields	The documentation form by Mark Proescholdt is the only one submitted and forms the basis of this record. \| Elimination of similar species: Immature Bald Eagles have white in different areas and lack the white areas in the wings of a Golden Eagle. Harlan's Redtails do not have the white spots in the wings or the definite white in the tail. \| The original documentation form event lasted from 17:10:00/17:12:00 approximately.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at IA 17 bridge over the Des Moines River, 1998	Field notes	Birds--Identification Ornithology Rare birds	1998-12-20	1999-01-06	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at IA 17 bridge over the Des Moines River in Polk County, IA on December 20, 1998.	Healy, Kevin	Golden Eagle	High Bridge	e. side of the Des Moines River about 1/2 mile n. of the IA 17 bridge.		The documentation form by Kevin Healy is the only one submitted and forms the basis of this record. Other observers include Karl Jungbluth. \| Elimination of similar species: The bird was soaring above the river in the vicinity of two adult Bald Eagles. We saw a large dark buteo similar in size to the Bald Eagles. Head projected less than 1/2 the length of the tail, noticeably less than that of the adult Bald Eagles in view at that time. \| The original documentation form event lasted from 12:50:00/12:53:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Johnson County, 1978	Field notes	Birds--Identification Ornithology Rare birds	1978-02-19	1978-03-01	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Johnson County, IA on February 19, 1978.	DeCoster, R. J. (Richard Joseph)	Golden Eagle	Johnson County	4.9 mi west of jct. of F20 and W48 in Johnson Co. Iowa. The bird was in trees between F20 and the Iowa River bed.	The bird was perched on the north edge of a stand of trees bordering the Iowa River. Snow covered cornfields were n. of trees.	The documentation form by Richard DeCoster is the only one submitted and forms the basis of this record. Other observers include Michael Newlon. \| Elimination of similar species: Dark phased rough-legged hawk lacks the white wing patches on upper wing surface and is not twice the length of common crow. Also usually has dark upper tail surface. Immature Bald Eagle lacks prominent white wing patches and base of bill not yellow. \| The original documentation form event lasted from 09:45:00/10:00:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Kent Park, 1975	Field notes	Birds--Identification Ornithology Rare birds	1975-12-06	1975-12-08	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Kent Park in Johnson County, IA on December 6, 1975.	Newlon, Michael C.	Golden Eagle	F W Kent County Park	Kent Park, ~10 miles west of Iowa City IA	soaring over area of stubble fields, old fields growing up to brush, farms	The documentation form by Michael C. Newlon is the only one submitted and forms the basis of this record. \| Elimination of similar species: 'ringed' tail, proportion of head, neck, bill; lack of any white in wing-lining on body plumage: all eliminate imm. bald eagle. great size, lack of white in primaries eliminate black rough-leg. \| The original documentation form event occurred between 13:30:00/14:35:00 (seen twice) (total ~ 20 minutes).	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Lacey-Keosauqua State Park, 1991	Field notes	Birds--Identification Ornithology Rare birds	1991-04-28	1991-04-29	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Lacey-Keosauqua State Park in Van Buren County, IA on April 28, 1991.	Kent, Thomas H. (Thomas Hugh), 1934-	Golden Eagle	Lacey-Keosauqua State Park	Lacey-Keosauqua State Park, Van Buren Co., Iowa	Over forested area of Des Moines River	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Bob Cecil. \| Elimination of similar species: Osprey, Turkey Vulture, and immature Bald Eagle are all eliminated by the distribution of white. The size and profile was typical of Golden Eagle. \| The original documentation form event lasted from 14:30:00/14:32:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Ledges State Park, 1988	Field notes	Birds--Identification Ornithology Rare birds	1988-03-25	N/A	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Ledges State Park in Boone County, IA on March 25, 1988.	Reeves, Doug	Golden Eagle	Ledges State Park	Ledges State Park, Boone County	Not applicable - bird was flying high over area	The documentation form by Douglas A. Reeves is the only one submitted and forms the basis of this record. Other observers include K. Pat Schlarbaum and James Kienzler. \| Elimination of similar species: 1. Black Vulture is a. out-of-range and b. does not have white tail with black band- also white on wings is in primary feathers. 2. Immature bald eagles does not have such a distinct oval patch of white on under wings and does not generally have a white tail with a black terminal band. \| The original documentation form event lasted from 11:05:00/11:10:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Macbride Recreation Area, 1975	Field notes	Birds--Identification Ornithology Rare birds	1975-03-19	N/A	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Macbride Recreation Area northeast of North Liberty in Johnson County, IA on March 19, 1975.	Halmi, Nicholas S.	Golden Eagle	Macbride Nature Recreation Area	over Univ. of Iowa Macbride Campus, NE of North Liberty, Iowa	over park with deciduous woods and clumps of planted conifers, between Coralville Reservoir and Lake Macbride	The documentation form by Nicholas S. Halmi is the only one submitted and forms the basis of this record. \| Elimination of similar species: Much larger than dark-phase Rough-legged Hawk. White on wing the reverse of that in imm. Bald Eagle. Tail larger in relation to body than in Bald Eagle, not mottled but distinctly banded. General plumage lighter than that of imm. Bald Eagle. \| The original documentation form event lasted from 14:10:00/14:15:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Maine Township, 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-11-05	1985-11-06	Rare birds documentation form	Rare bird documentation form for a Golden Eagle on Wapsipinicon River at Maine Township in Linn County, IA on November 5, 1985.	Goellner, Karl E. Goellner, Ruth E.	Golden Eagle	Maine Township	over the Wapsipinicon R. in Maine Twp., Linn Co.	Terrain heavily wooded, river margins low and sandy, lowland tree species.	The documentation form by Ruth and Karl Goellner is the only one submitted and forms the basis of this record. \| The original documentation form event occurred around 14:00:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Marshalltown, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-12-02	1983-12-14	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Marshalltown in Marshall County, IA on December 2, 1983.	Proescholdt, Beth	Golden Eagle	Marshalltown	Marshall County, Highway #14 along Iowa River at north edge of Marshalltown	thin edge of riverbottom woods + open fields, edge of town on other side of river	The documentation form by Beth Proescholdt is the only one submitted and forms the basis of this record. \| Elimination of similar species: large buteos - this bird was huge compared to a Red-tail or Rough-legged, or Bald Eagle - no white head + tail for an adult, + this bird had dark wing linings, not white in wing linings as an immature Bald Eagle, Turkey Vulture - this much bigger than vulture, + with eagle flight not the rocking flight of a vulture, or a dihedral. \| The original documentation form event lasted from 10:45:00/10:50:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at New Albin, 1979	Field notes	Birds--Identification Ornithology Rare birds	1979-11-24	1979-11-25	Rare birds documentation form	Rare bird documentation form for three or four Golden Eagles at New Albin in Allamakee County, IA on November 24, 1979.	Kent, Thomas H. (Thomas Hugh), 1934-	Golden Eagle	New Albin	Upper Iowa River Valley inland from New Albin IA	High bluffs with rock outcroppings - Upper Iowa River on County Road #26 west and east of Iowa #76	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Joe Schaufenbuel, Darwin Koenig, Carl Bendorf, and Mike Malier. \| Elimination of similar species: Bald Eagle - A mature (perched) and immature (flying) bald eagle were seen in same area for comparison. The immature bald eagle was larger, broader in wings and tail and had more massive head. White was blotchy in wings and body. \| The original documentation form event lasted from 10:00:00/10:30:00 approximately.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Oak Grove Park, 1998	Field notes	Birds--Identification Ornithology Rare birds	1998-11-06	N/A	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Oak Grove Park in Sioux County, IA on November 6, 1998.	Van Dyk, John, 1936-	Golden Eagle	Oak Grove State Park	Oak Grove Park area in western Sioux County		The documentation form by John Van Dyk is the only one submitted and forms the basis of this record. \| The original documentation form event lasted from 10:00:00/10:45:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Pilot Township in Cherokee County, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-03-05	N/A	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Pilot Township in Cherokee County, IA on March 5, 1983.	Bierman, Dick	Golden Eagle	Pilot Township	Cherokee County, Pilot Township T91 R40 Section 16	River bottom, wooded flooding, upload timber and pasture also.	The documentation form by Dick Bierman is the only one submitted and forms the basis of this record. \| Elimination of similar species: Dark phase redtail, immature bald eagle, dark phase rough legged hawk. \| The original documentation form event lasted from 11:35:00/11:45:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Rathbun Lake, 1986	Field notes	Birds--Identification Ornithology Rare birds	1986-03-20	1986-04-28	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Rathbun Lake in Appanoose County, IA on March 20, 1986.	Heusinkveld, Marjorie	Golden Eagle	Rathbun Lake	First bridge in Bridgeview area - Rathbun Lake - N. from Plano on County Rd 142	Open water with some ice - shoreline treed.	The documentation form by Marjorie Heuskinsveld is the only one submitted and forms the basis of this record. Other observers include Tom Johnson. \| Elimination of similar species: Immature Bald Eagle. There were 3 immature Bald Eagles 'playing' in area at same time. They were more mottled with white through wings - no white bands on tails, one was beginning to show white on neck. \| The original documentation form event lasted from 09:10:00/09:30:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Riverton Wildlife Refuge, 1980	Field notes	Birds--Identification Ornithology Rare birds	1980-04-05	1980-06-08	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Riverton Wildlife Refuge in Fremont County, IA on April 5, 1980.	Stone, Tom, Jr.	Golden Eagle	Riverton Wildlife Management Area	Riverton Wildlife Refuge, North End.	Open marshland with some wet woodland and dry cultivated fields nearby.	The documentation form by Tom Stone, Jr. is the only one submitted and forms the basis of this record. \| Elimination of similar species: immature Bald Eagle has some grayish white areas underwings. And does not have golden feathers. \| The original documentation form event lasted from 12:00:00/12:05:00 approximately.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Rock Falls, 1992	Field notes	Birds--Identification Ornithology Rare birds	1992-05-10	1992-05-11	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Rock Falls in Cerro Gordo County, IA on May 10, 1992.	Walter, Janice L.	Golden Eagle	Rock Falls	About 3/4 mi w. of S-62, 1 1/2 mi. n. of B-20, Rock Falls, Iowa	Plowed field and pasture with stream through it	The documentation form by Jan L. Walter is the only one submitted and forms the basis of this record. Other observers include Jim B. Walter. \| Elimination of similar species: Small head, longer tail, absence of any white in plumage eliminated Bald Eagle. Size much larger than common, familiar Red-tailed Hawk eliminated dark morph buteos as did lack of strong contrast between flight feathers and under wing linings. It did not have the 2-toned under wings, strong dihedral or rocking flight of the Turkey Vulture. \| The original documentation form event lasted from 16:00:00/16:05:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Golden Eagle at Rock Township in Cherokee County, 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-02-27	1985-02-28	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Rock Township in Cherokee County, IA on February 27, 1985.	Brewer, Marion M.	Golden Eagle	Rock Township	Rock township sec 36, Cherokee County	Rolling hills with both pasture and crop land	The documentation form by Marion M. Brewer is the only one submitted and forms the basis of this record. Other observers include Vernon Bierman. \| Elimination of similar species: Bald Eagle, white banded tail and white wing linings, dark head. \| The original documentation form event lasted from 13:45:00/13:55:00.	Iowa Ornithologists' Union \| MS 166	33	31