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 Red-tailed Hawk at Hickory Hill Park, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-11-16	1981-12-01	Rare birds documentation form	Rare bird documentation form for a Red-tailed Hawk at Hickory Hill Park in Iowa City in Johnson County, IA on November 16, 1981.	Newlon, Michael C.	Red-tailed Hawk	Hickory Hill Park	N side Hickory Hill Park, Iowa City, Johnson Co IA	pastures/hedgerows/woods	The documentation form by Mike Newlon is the only one submitted and forms the basis of this record. \| Elimination of similar species: Lack of immaculate primaries, rusty on tail tend to eliminate rough-leg. Tail pattern suggests Harlan's r.t. \| The original documentation form event lasted from 08:30:00/08:45:00.	Iowa Ornithologists' Union \| MS 166	33	29
Rare bird documentation form for Red-shouldered Hawk at Union Slough Refuge, 1979	Field notes	Birds--Identification Ornithology Rare birds	1979-04-30	1979-05-07	Rare birds documentation form	Rare bird documentation form for a Red-shouldered Hawk at Union Slough Refuge in Kossuth County, IA on April 30, 1979.	Klaas, Erwin E	Red-shouldered Hawk	Union Slough National Wildlife Refuge	South end of Union Slough Refuge about 1/8 m. W of Deer Meadow Picnic Area	Refuge is large marshy wetland area surrounded by intensive farming area. South end of refuge has extensive wooded area along Buffalo Creek. Trees mostly box elder, Maple and Cottonwood.	The documentation form by Erwin E. Klaas is the only one submitted and forms the basis of this record. Other observers include Jim Kline and Glenn Welp. \| Elimination of similar species: Diagnostic characteristics were seen up close with binoculars. Definitely not a red-tail or broad-wing. \| The original documentation form event lasted from 14:00:00/14:05:00.	Iowa Ornithologists' Union \| MS 166	33	26
Rare bird documentation form for Red-Shouldered Hawk at Wildlife Research Station in Boone County in 1988	Field notes	Birds--Identification Ornithology Rare birds	1988-03-14	1988-03-17	Manuscript, graphic, and printed material	Rare bird documentation form for a Red-Shouldered Hawk at the Wildlife Research Station in Boone County, IA on March 14 to 17, 1988.	Reeves, Doug	Red-shouldered Hawk	Wildlife Research Station				Iowa Ornithologists' Union \| MS 166	33	26
Rare bird documentation form for Red-shouldered Hawk at Sweet Marsh, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-12-19	1981-12-26	Rare birds documentation form	Rare bird documentation form for a Red-shouldered Hawk at Sweet Marsh in Bremer County, IA on December 19, 1981.	Myers, Robert K.	Red-shouldered Hawk	Sweet Marsh	Sweet Marsh (south side), Bremer County	River bottom timber along Wapsipinicon River	The documentation form by Robert K. Myers is the only one submitted and forms the basis of this record. Other observers include Bill Watson. \| Elimination of similar species: Broad-winged Hawk has banded tail but sizes wing pattern and date eliminated it. \| The original documentation form event lasted from 12:45:00/13:00:00.	Iowa Ornithologists' Union \| MS 166	33	26
Rare bird documentation form for Red-shouldered Hawk at Jefferson Township in Madison County, 1984	Field notes	Birds--Identification Ornithology Rare birds	1984-01-20	1984-01-21	Rare birds documentation form	Rare bird documentation form for a Red-shouldered Hawk at Jefferson Township in Madison County, IA on January 20, 1984.	Armstrong, Eloise	Red-shouldered Hawk	Jefferson Township	Sec. 32 - Jefferson twsp - Madison County	wooded area - was on edge of a 30 acre wooded area with small cedars + multiflora rose under brush.	The documentation form by Eloise Armstrong is the only one submitted and forms the basis of this record. Other observers include Eugene Armstrong and Dennis Thompson. \| Elimination of similar species: Sharp-shinned, Cooper's, Red-tail. \| The original documentation form event lasted from 14:30:00/14:45:00.	Iowa Ornithologists' Union \| MS 166	33	26
Rare bird documentation form for Red-shouldered Hawk at Clear Creek Township in Jasper County, 1984	Field notes	Birds--Identification Ornithology Rare birds	1984-01-22	1984-02-05	Rare birds documentation form	Rare bird documentation form for a Red-shouldered Hawk at Clear Creek Township in Jasper County, IA on January 22, 1984.	Zaletel, Hank	Red-shouldered Hawk	Clear Creek Township	Jasper County, Clear Creek Twnshp T8IN-R21W Section 13 SE	Steep hills, flat valleys, wooded slopes	The documentation form by Hank Zaletel is the only one submitted and forms the basis of this record. \| Elimination of similar species: Red tail does not have barred tail, does not have orange brown breast as well as underside wing linings. Broad wing has fewer bars on tail, does not have orange brown underside wing linings neither have dark, white spacing on top side secondaries. \| The original documentation form event lasted from 13:30:00/13:45:00.	Iowa Ornithologists' Union \| MS 166	33	26
Rare bird documentation form for Red-necked Phalarope north of Lake View, 1996	Field notes	Birds--Identification Ornithology Rare birds	1996-04-26	1996-06-02	Rare birds documentation form	Rare bird documentation form for a Red-necked Phalarope north of Lake View in Sac County, IA on April 26, 1996.	Thelen, Rob	Red-necked Phalarope	Lake View	little pond 1/4 m No. of Lake View	Shed water in a pasture by a creek	The documentation form by Rob Thelen is the only one submitted and forms the basis of this record. Other observers include Marty Thelen. \| Elimination of similar species: It was smaller than Wilsons had dark legs + dark back. short bill \| The original documentation form event lasted from 10:30:00/13:30:00.	Iowa Ornithologists' Union \| MS 166	34	30
Rare bird documentation form for Red-necked Phalarope at Gilmore City Sewage Pond, 1979	Field notes	Birds--Identification Ornithology Rare birds	1979-09-20	1979-12-03	Rare birds documentation form	Rare bird documentation form for a Red-necked Phalarope at Gilmore City Sewage Pond in Pocahontas County, IA on September 20, 1979.	Cummins, Raymond L.	Red-necked Phalarope	Gilmore City	Gilmore City Sewage Pond, Gilmore City, Iowa	Sewage lagoon edge of algae about 15 yards from shore	The documentation form by Raymond L. Cummins is the only one submitted and forms the basis of this record. \| The original documentation form event lasted from 08:05:00/08:30:00.	Iowa Ornithologists' Union \| MS 166	34	30
Rare bird documentation form for Red-necked Phalarope at Big Spirit Lake, 1991	Field notes	Birds--Identification Ornithology Rare birds	1991-09-15	1991-09-18	Rare birds documentation form	Rare bird documentation form for a Red-necked Phalarope at Big Spirit Lake in Dickinson County, IA on September 15, 1991.	Schoenewe, Lee A.	Red-necked Phalarope	Spirit Lake	North shore of Big Spirit Lake	Open, protected bay between large lake and marsh	The documentation form by Lee A. Schoenewe is the only one submitted and forms the basis of this record. Other observers include Dennis McFarland. \| Elimination of similar species: Bill shorter than Wilson's but thin. White wing stripes and white highlights distinguished from other phalaropes. \| The original documentation form event occurred around 11:14:00.	Iowa Ornithologists' Union \| MS 166	34	30
Birds: verifying documentation of an extraordinary sight record for Red-Necked Grebe, November 1, 1987	Field notes Forms (documents)	Birds--Identification Rare birds	1987-11-01	N/A	Manuscript, graphic, and printed material	Rare bird documentation form for a Red-necked Grebe by Bery Engebretsen at Saylorville in Polk County, IA on November 1, 1987.	Engebretsen, Bery	Red-necked Grebe	Saylorville				Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Zirbel Slough, 1991	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1991-05-07	1991-05-08	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Zirbel Slough in Clear Lake, IA on May 7, 1991.	Pinneke, Kim	Red-necked Grebe	Zirbel Slough	Zirbel Slough, Clear Lake, Iowa, Southeast part of southern pond	Slough/marshland with adjoining pond	The documentation form by Kim L. Pinneke is the only one submitted and forms the basis of this record. \| Elimination of similar species: Horned Grebe eliminated by size, lack of white face patch in breeding plumage. Eared Grebe eliminated by size, lack of white face patch in breeding plumage, overall color. Pied-billed Grebe eliminated by overall color, size, lack of "bump" on back of head and lack of face pattern. Western Grebe eliminated by lack of reddish-brown neck and breast color. Canada Goose eliminated by neck coloration and lack of "bump" on back of head. Mallard, Canvasback, Pintail, Oldsquaw, Redhead, Bufflehead and Ruddy Duck all eliminated by overall appearance and lack of conformity to the major details of the species in question. \| The original documentation form event lasted from 16:55:00/17:12:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Zirbel Slough, 1988	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1988-08-04	1988-08-05	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Zirbel Slough in Cerro Gordo County, IA on August 4, 1988.	Walter, Janice L.	Red-necked Grebe	Zirbel Slough	East-west dike on north side of Zirbel Slough, Cerro Gordo Co., Ia	small open pool in dense marsh. Pool at base of dike.	The documentation form by Jan L. Walter is the only one submitted and forms the basis of this record. Other observers include Jim Walter. \| Elimination of similar species: Shape and behavior of Grebe. Size eliminated Pied-billed, Eared, and Horned Grebes. Reddish instead of white neck and thicker, heavier bill eliminated Western Grebe. \| The original documentation form event lasted from 20:14:00/20:24:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at West Okoboji Lake, 1986	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1986-11-16	1986-11-26	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at West Okoboji Lake in Dickinson County, IA on November 16, 1986.	Thelen, Ed	Red-necked Grebe	West Okoboji Lake	West okoboji lake - Dickinson county	large natural lake - 3,900 acres	The documentation form by Ed Thelen is the only one submitted and forms the basis of this record. \| Elimination of similar species: horned grebe - larger size of red neck - longer neck and heavier bill of red-neck. western grebe - darker back of red-necked - shorter neck of grebe - shorter, heavier bill of the red-necked. \| The original documentation form event lasted from 10:00:00/10:30:00 on November 16 and 10:30:00/11:30:00 on November 23.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Union Slough National Wildlife Refuge, 1990	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1990-08-28	N/A	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Union Slough National Wildlife Refuge in Kossuth County, IA on August 28, 1990.	Kenne, Matthew C.	Red-necked Grebe	Union Slough National Wildlife Refuge	Union Slough Nat. Wild. Refuge middle of the largest pool		The documentation form by Matthew Kenne is the only one submitted and forms the basis of this record. \| Elimination of similar species: Not highly contrasted black & white like Western. Smaller bird with thicker neck. Head wasn't pointed or peaked like Western. Bigger than Pied-billed with longer neck, different beak. Shorter-bodied than loon, longer necked, different facial markings. Bigger bird than Horned Grebe. longer lighter color bill (later, after looking at field guide). \| The original documentation form event lasted from 07:30:00/07:40:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Trumbull Lake, 1981	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1981-05-08	1981-05-10	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Trumbull Lake in Clay County, IA on May 8, 1981.	Brewer, Marion M.	Red-necked Grebe	Trumbull Lake	South end of Trumble [sic] Lake	Large lake with a very marshy edges, edges with cat tails	The documentation form by Marion Brewer is the only one submitted and forms the basis of this record. Other observers include "1 None Birder". \| Elimination of similar species: Larger than eared or horned grebe & was on same end of lake as 7 western grebes. \| The original documentation form event lasted from 17:00:00/17:30:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Mehaffey Bridge at Coralville Reservoir, 1986	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1986-11-15	N/A	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at the Mehaffey Bridge at Coralville Reservoir in Johnson County, IA on November 15, 1986.	Fuller, James L	Red-necked Grebe	Mehaffey Bridge	Coralville Reservoir (Mehaffey Bridge Area)	Reservoir	The documentation form by Jim Fuller is the only one submitted and forms the basis of this record. Other observers include Charles Fuller. \| Elimination of similar species: Horned Grebe - Larger size and not enough white on neck. Also shorter neck & bill & light bill color. Western Grebe - smaller size & not enough white on neck - Flanks were light. \| The original documentation form event lasted from 07:30:00/07:45:00 and 09:20:00/09:30:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Sweet Marsh, 1987	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1987-05-12	1987-05-13	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Sweet Marsh in Bremer County, IA on May 12, 1987.	Kent, Thomas H. (Thomas Hugh), 1934-	Red-necked Grebe	Sweet Marsh	Sweet Marsh, Bremer Co., IA	large open water area of man-made marsh	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Francis Moore. \| Elimination of similar species: Size, large bill, gray face and red neck eliminate small grebes. \| The original documentation form event lasted from 13:15:00/13:30:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Smith Lake, 1984	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1984-04-17	1984-05-17	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Smith Lake in Kossuth County, IA on April 17, 1984.	Clark, Joe	Red-necked Grebe	Lake Smith	Smith Lake ~ 3 mi. North of Algona IA	Open water of Smith Lake	The documentation form by Joe Clark is the only one submitted and forms the basis of this record. Other observers include Brian Moore. \| Elimination of similar species: Western Grebe - shorter thicker and neck & white cheek patch stuck out like a sore thumb. Horned or eared grebe - much larger, longer neck, white cheek patch. \| The original documentation form event lasted from 13:00:00/13:10:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Saylorville Reservoir, 1985	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1985-10-26	N/A	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Saylorville Reservoir in Polk County, IA on October 26, 1985.	Moore, Francis L.	Red-necked Grebe	Saylorville Lake	Saylorville Reservoir, Polk Co.	Open water on Saylorville Reservoir	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Robert Myers. \| Elimination of similar species: Western Grebe's neck is longer and thinner than this bird and is whiter on the front of the neck than this bird. Western's head is not crested toward the back of the head as in this bird. \| The original documentation form event lasted from 10:45:00/10:50:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Saylorville Reservoir, 1985	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1985-10-21	1985-10-22	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Saylorville Reservoir in Polk County, IA on October 21, 1985.	Myers, Robert K.	Red-necked Grebe	Saylorville Lake	Saylorville Res. (Polk Co.), Ia.	Large reservoir - bird was way out but I don't know how deep water is there as there were also pied-billed grebes & cormorants present also. May be fairly shallow at that point.	The documentation form by Robert K. Myers is the only one submitted and forms the basis of this record. Other observers include Steve Dinsmore. \| Elimination of similar species: Too small and short necked for Western grebe and to [sic] big with much too big of a bill for horned grebe. \| The original documentation form event lasted from 10:00:00/10:15:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Saylorville Reservoir, 1985	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1985-11-07	N/A	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Saylorville Reservoir in Polk County, IA on November 7, 1985.	Dinsmore, Stephen J.	Red-necked Grebe	Saylorville Lake	Saylorville Reservoir, Polk County	large body of water	The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. \| Elimination of similar species: Horned and Western and Clark's Grebes eliminated by combination of size, large yellowish bill, and reddish tinge on neck and shoulders. \| The original documentation form event lasted from 08:35:00/10:15:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Saylorville Reservoir, 1986	Field notes	Birds--Identification Ornithology Rare birds	1986-11-24	1986-11-25	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Saylorville Reservoir in Polk County, IA on November 24, 1986.	Dinsmore, Stephen J.	Red-necked Grebe	Saylorville Lake	Saylorville Reservoir, Polk Co.	large lake	The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. \| Elimination of similar species: Western Grebe eliminated by its longer neck, thinner bill, and lack of a white crescent on the cheek. \| The original documentation form event lasted from 14:35:00/14:50:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Saylorville Reservoir, 1993	Field notes	Birds--Identification Ornithology Rare birds	1993-11-22	N/A	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Saylorville Reservoir in Polk County, IA on November 22, 1993.	Johnson, Ann	Red-necked Grebe	Saylorville Lake	Saylorville Reservoir, Polk County, IA	Open deep water	The documentation form by Ann Johnson is the only one submitted and forms the basis of this record. Other observers include Bery Engebretsen, Eugene Armstrong, and Eloise Armstrong. \| Elimination of similar species: The long, thin neck eliminated ducks and loons and convinced me that the shape of the bird was most certainly a grebe. Western/Clark's shows white rather than gray on the chin, neck, and breast and is larger. Horned Grebes are smaller and also are white on the underparts. Pied-billed could be eliminated by the size and shape of the bill alone. Although fall Eared Grebes are fairly gray, the size equaling Hooded Mergansers and the large bill allowed me to eliminate that species. \| The original documentation form event lasted from 16:30:00/16:40:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Saylorville Reservoir, 1987	Field notes	Birds--Identification Ornithology Rare birds	1987-11-01	1987-11-05	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Saylorville Reservoir in Polk County, IA on November 1, 1987.	Dinsmore, Stephen J.	Red-necked Grebe	Saylorville Lake	Saylorville Reservoir, Polk Co.-above dam	resting on large reservoir	The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Bery Engebretsen. \| Elimination of similar species: The size and shape eliminates loons and all other grebes except Western Grebe. The bill shape, light mark on the cheek, and the position of the wing patch eliminates Western Grebe. \| The original documentation form event lasted from 09:30:00/09:40:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Saylorville Reservoir, 1996	Field notes	Birds--Identification Ornithology Rare birds	1996-05-11	N/A	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Saylorville Reservoir in Polk County, IA on May 11, 1996.	Dinsmore, Stephen J.	Red-necked Grebe	Saylorville Lake	Saylorville Res., Polk Co., IA	large lake	The documentation form by Stephen J. Dinsmore is the only one submitted and forms the basis of this record. Other observers include Bery Engebretsen. \| Elimination of similar species: The large size and bill color and size all eliminate other grebes. Note that we had just seen another Red-necked Grebe on nearby Big Creek L. 2 hours earlier. \| The original documentation form event lasted from 12:05:00/12:40:00.	Iowa Ornithologists' Union \| MS 166	32	13