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 Surf Scoter at Winterfeld Park, 1998	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1998-12-02	N/A	Rare birds documentation form	Rare bird documentation form for a Surf Scoter at Winterfeld Park in Sioux County, IA on December 2, 1998.	Van Dyk, John, 1936-	Surf Scoter	Winterfeld Boat and Fish Area	Winterfeld Park along the north side of Rock Valley in Sioux County		The documentation form by John Van Dyk is the only one submitted and forms the basis of this record. \| Elimination of similar species: I rule out any possible confusions, as follows: - White-winged Scoter has white in the wing and lacks sharp contrast between crown and face - Black Scoter has rounded forehead and lacks pale head patches - Ruddy Duck is smaller, has differently shaped bill and dark line across cheek - Female Scaups have white in the wing, differently shaped white patch at base of bill, and little contrast between crown and face. \| The original documentation form event occurred for around 20 minutes.	Iowa Ornithologists' Union \| MS 166	33	11
Rare bird documentation form for White-winged Scoter at Coralville Reservoir, 1977	Field notes	Birds--Identification Ornithology Rare birds	1977-03-23	N/A	Rare birds documentation form	Rare bird documentation form for two White-winged Scoters at Coralville Reservoir in Johnson County, IA on March 23, 1977.	Halmi, Nicholas S.	White-winged Scoter	Coralville Lake	Coralville Reservoir about 0.5 mile up from dam	reservoir lake - Coralville Reservoir, deep portion	The documentation form by Nicholas S. Halmi is the only one submitted and forms the basis of this record. Other observers include Tom Shires, Robert Osmundson, Helen Osmundson, and Rich DeCoster. \| Elimination of similar species: Other Scoters: prominent white speculum. Gadwall: different shape, black coloration of most of plumage. \| The original documentation form event lasted from 16:25:00/16:40:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter near the University Theater in Iowa City in 1977	Field notes	Birds--Identification Ornithology Rare birds	1977-03-26	1977-03-27	Manuscript, graphic, and printed material	Rare bird documentation form for four White-winged Scoters near the University Theater in Iowa City in Johnson County, IA on March 26 and 27, 1977.	Halmi, Nicholas S.	White-winged Scoter	Theatre Building				Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Coralville Reservoir, 1977	Field notes	Birds--Identification Ornithology Rare birds	1977-10-22	N/A	Rare birds documentation form	Rare bird documentation form for three White-winged Scoters at Coralville Reservoir in Johnson County, IA on October 22, 1977.	Halmi, Nicholas S.	White-winged Scoter	Coralville Lake	Near sandy beach area of Coralville Reservoir, Johnson Co.	deep area of reservoir - water level fairly high	The documentation form by Nicholas S. Halmi is the only one submitted and forms the basis of this record. Other observers include Thomas H. Kent. \| Elimination of similar species: Other scoters eliminated by white on speculum; no other duck is usually black all over; many coots nearby - white bill obvious, also trailing edge of white on flapping wings and small size. \| The original documentation form event lasted from 14:30:00/14:40:00 and 15:20:00-15:35:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Little Wall Lake, 1979	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1979-11-10	1979-11-12	Rare birds documentation form	Rare bird documentation form for three White-winged Scoters at Little Wall lake in Hamilton County, IA on November 10, 1979.	Dinsmore, James J.	White-winged Scoter	Little Wall Lake	Little Wall Lake, Hamilton Co., IA	open water of freshwater lake	The documentation form by James Dinsmore is the only one submitted and forms the basis of this record. Other observers include Mark and Steve Dinsmore. \| Elimination of similar species: Black Scoter- these birds had white wing patches Surf Scoter- no evidence of white patch on back of head, also wing patches Double-crested Cormorant-wing patches, didn't hold bill up like cormorants do, coloration on head not like cormorant. \| The original documentation form event lasted from 10:30:00/10:50:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter north of Fort Madison in 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-10-25	N/A	Manuscript, graphic, and printed material	Rare bird documentation form for four White-winged Scoters north of Fort Madison on the Mississippi River in Lee County, IA on October 25, 1981.	Kent, Thomas H. (Thomas Hugh), 1934-	White-winged Scoter	Fort Madison				Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Lake Anita State Park in 1981	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1981-11-06	1981-11-20	Rare birds documentation form	Rare bird documentation form for four White-winged Scoters at Lake Anita State Park in Cass County, IA on November 6, 1981.	Hensley, R. Craig	White-winged Scoter	Lake Anita State Park	Lake Anita State Park, one mile south of Anita, Iowa	Large, open lake	The documentation form by R. Craig Hensley is the only one submitted and forms the basis of this record. \| Elimination of similar species: The surf scoter and black scoter are similar. However, the specimans [sic] that I observed had the white wing patch that these two species do not have. In addition, two of the birds seen had white about their eyes, as neither of the other two have. \| The original documentation form event lasted from 08:20:00/08:45:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Saylorville Reservoir Dam, 1982	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1982-04-08	1982-04-12	Rare birds documentation form	Rare bird documentation form for a White-winged Scoter at Saylorville Reservoir Dam in Polk County, IA on April 8, 1982.	Schaufenbuel, Joseph P.	White-winged Scoter	Saylorville Dam	By Saylorville Reservoir Dam, Polk Co., Iowa	Open Reservoir above dam.	The documentation form by Joe Schaufenbuel is the only one submitted and forms the basis of this record. \| Elimination of similar species: No other large species of Duck female is so uniformly brown with a white speculum. \| The original documentation form event lasted from 16:00:00/16:35:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Booneville in 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-04-22	N/A	Manuscript, graphic, and printed material	Rare bird documentation form for a White-winged Scoter at Booneville in Dallas County, IA on April 22, 1982.	Mooney, Richard D., 1905-1997	White-winged Scoter	Booneville				Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Saylorville Dam, 1982	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1982-11-15	1982-11-22	Rare birds documentation form	Rare bird documentation form for two White-winged Scoters at Saylorville Dam in Polk County, IA on November 15, 1982.	Schaufenbuel, Joseph P.	White-winged Scoter	Saylorville Dam	Saylorville Dam, Polk Co., Iowa	Larger Reservoir, surrounded by wooded hills.	The documentation form by Joseph P. Schaufenbuel is the only one submitted and forms the basis of this record. \| Elimination of similar species: The uniform dark brown, with white eye and orange bill separates the birds from other two scoters. \| The original documentation form event lasted from 11:00:00/13:20:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Little Wall Lake, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-04-10	1983-04-11	Rare birds documentation form	Rare bird documentation form for a White-winged Scoter at Little Wall Lake in Hamilton County, IA on April 10, 1983.	Brown, George	White-winged Scoter	Little Wall Lake	Little Wall Lake (near Jewell in S. Hamilton Co.) South end of lake near a jetty cutcrop	Dregged out open lake, approximately 1 mile long; 1/2 - 1 mile wide, 3-6' deep	The documentation form by George Brown is the only one submitted and forms the basis of this record. \| Elimination of similar species: Although similar in size + shape to canvasback and redhead, the bill and head were bulkier and the white wing patch was present. No obvious white marks on head and the presence of the white winged patch eliminated the surf + common scoters. \| The original documentation form event lasted from 15:00:00/15:20:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Coralville Reservoir, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-10-23	1983-11-29	Rare birds documentation form	Rare bird documentation form for a White-winged Scoter at Coralville Reservoir in Johnson County, IA on October 23, 1983.	Wilson, Barbara L.	White-winged Scoter	Coralville Lake	Coralville Reservoir, Iowa		The documentation form by Barbara L. Wilson is the only one submitted and forms the basis of this record. Other observers include Tanya Bray and Ross Silcock. \| Elimination of similar species: Differs from most ducks by black color, + from the other scoters by white in wings + around eye. \| The original documentation form event occurred around 14:10:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Coralville Reservoir, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-10-23	N/A	Rare birds documentation form	Rare bird documentation form for a White-winged Scoter at Coralville Reservoir in Johnson County, IA on October 23, 1983.	Staudt, Thomas J.	White-winged Scoter	Coralville Lake	Coralville Reservoir Johnson Co.		The documentation form by Tom Staudt is the only one submitted and forms the basis of this record. \| Elimination of similar species: No other water fowl has the combination of white facial spot, white speculum and otherwise complete black appearance. \| The original documentation form lasted from 14:30:00 and 15:30:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Coralville Reservoir in 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-10-23	1983-10-24	Manuscript, graphic, and printed material	Rare bird documentation form for a White-winged Scoter north of the dam at Coralville Reservoir in Johnson County, IA on October 23, 1983.	Moore, Francis L.	White-winged Scoter	Coralville Lake				Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Van Dueseldorp Sand and Gravel Pit in Colfax, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-11-11	N/A	Rare birds documentation form	Rare bird documentation form for a White-winged Scoter at the Van Dueseldorp Sand and Gravel Pit in Colfax in Jasper County, IA on November 11, 1983.	Staudt, Thomas J.	White-winged Scoter	Colfax	Van Deuseldorp (sp) Sand & Gravel Pit Colfax Ia.	open area, C shaped pond in active sand & gravel pit	The documentation form by Thomas J. Staudt is the only one submitted and forms the basis of this record. Other observers include Carl Bendorf, Tom Kent, and Pete Petersen. \| Elimination of similar species: Surf Scoter has all black wings, white spot on forehead & nape. \| The original documentation form event lasted from 09:30:00/09:40:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter near Montrose in 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-11-20	N/A	Manuscript, graphic, and printed material	Rare bird documentation form for a White-winged Scoter near Montrose in Lee County, IA on November 20, 1983.	Staudt, Thomas J.	White-winged Scoter	Montrose				Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Dog Creek, 1984	Field notes	Birds--Identification Ornithology Rare birds	1984-11-01	N/A	Rare birds documentation form	Rare bird documentation form with additional notes for a White-winged Scoter at Dog Creek, in O'Brien County, IA on November 1, 1984.	Brewer, Marion M.	White-winged Scoter	Dog Creek County Park	Dog Creek 4 miles S.E. of Sutherland, Ia.	Small lake	The documentation form by Marion M. Brewer is the only one submitted and forms the basis of this record. Other observers include Jim Huber and Dick Bierman. \| Elimination of similar species: None. \| The original documentation form event occurred around 14:40:00/15:05:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Big Creek State Park, 1984	Field notes	Birds--Identification Ornithology Rare birds	1984-11-07	1984-11-10	Rare birds documentation form	Rare bird documentation form for a White-winged Scoter at Big Creek State Park in Polk County, IA on November 7, 1984.	Proescholdt, Beth	White-winged Scoter	Big Creek State Park	Big Creek St. P., Polk Co., n. of Des Moines	open lake	The documentation form by Beth Proescholdt is the only one submitted and forms the basis of this record. Other observers include Phyllis Harris and Mark Proescholdt. \| Elimination of similar species: immature Surf Scoter - but when the bird flew + showed the white wing patches in its secondaries there was no doubt but that it was a White-winged Scoter. \| The original documentation form event lasted from 15:50:00/16:20:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Big Creek State Park, 1984	Field notes	Birds--Identification Ornithology Rare birds	1984-11-07	1984-11-23	Manuscript, graphic, and printed material	Rare bird documentation form for a White-winged Scoter at Big Creek State Park in Polk County, IA on November 7, 1984.	Proescholdt, Mark	White-winged Scoter	Big Creek State Park				Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at Willow Slough in 1984	Field notes	Birds--Identification Ornithology Rare birds	1984-11-06	1984-11-13	Manuscript, graphic, and printed material	Rare bird documentation form for a White-winged Scoter at Willow Slough in Mills County, IA on November 6 and 13, 1984.	Wilson, Barbara L.	White-winged Scoter	Willow Slough State Game Management Area				Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at DeSoto Bend National Wildlife Refuge in 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-11-11	1985-11-12	Manuscript, graphic, and printed material	Rare bird documentation form for five White-winged Scoters at DeSoto Bend National Wildlife Refuge in Harrison County, IA on November 11, 1985.	Dinsmore, Stephen J.	White-winged Scoter	DeSoto National Wildlife Refuge				Iowa Ornithologists' Union \| MS 166	33	12
Field notes contributed by Robert K. Myers, fall 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-11-13	1985-11-23	Manuscript, graphic, and printed material	List of birds contributed by Robert K. Meyers. Highlights include the sighting of a White-winged Scoter at DeSoto National Wildlife Refuge on November 13, 1985 and a second sighting at Big Creek State Park on November 23, 1985.	Myers, Robert K.	White-winged Scoter Golden Eagle Tennessee Warbler Pine Warbler	Big Creek State Park Saylorville Lake DeSoto National Wildlife Refuge				Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at DeSoto Bend National Wildlife Refuge, 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-11-15	N/A	Rare birds documentation form	Rare bird documentation form for a White-winged Scoter at DeSoto Bend National Wildlife Refuge at Harrison County, IA on November 15, 1985.	Moore, Francis L.	White-winged Scoter	DeSoto National Wildlife Refuge	Oxbow near Lakeview area of DeSoto Bend N.W.R., Harrison Co., IA	Open water of Oxbow of Missouri River	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Tom Kent. \| Elimination of similar species: No other black duck has white secondaries as this bird had. The other scoter species have dark wings. \| The original documentation form event lasted from 10:30:00/10:45:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter at DeSoto Bend, 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-11-16	1985-11-17	Rare birds documentation form	Rare bird documentation form for a White-winged Scoter at DeSoto Bend in Harrison County, IA on November 16, 1985.	Proescholdt, Beth	White-winged Scoter	DeSoto National Wildlife Refuge	De Soto Bend, Nebr. side of channel, flying down middle of channel	Refuge area of Horseshoe Bend, Lake view	The documentation form by Beth Proescholdt is the only one submitted and forms the basis of this record. Other observers include Jim Fuller, Mark Proescholdt, Jim Dinsmore, Steve Dinsmore, and Mark Dixon. \| Elimination of similar species: Surf Scoter - this bird had the white wing patches that eliminated a Surf Scoter. \| The original documentation form event lasted from 09:15:00/09:17:00.	Iowa Ornithologists' Union \| MS 166	33	12
Rare bird documentation form for White-winged Scoter near Keokuk, 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-11-11	1985-11-18	Rare birds documentation form	Rare bird documentation form for eight White-winged Scoters on the Mississippi River near Keokuk in Lee County, IA on November 11, 1985.	Cecil, Robert I.	White-winged Scoter	Keokuk	Mississippi River, Lee County, Iowa (near Keokuk)	Upper pool of Miss. River Lock and Dam 19	The documentation form by Robert I. Cecil is the only one submitted and forms the basis of this record. \| Elimination of similar species: Am. Coots have thin white band of white on trailing edge of wing, not conspicuous flashing patches. Am. Black Ducks have whitish underneath wings, but not confined to speculum, not visible on wing upper surface, as was on birds I observed. \| The original documentation form event occurred around 11:10:00.	Iowa Ornithologists' Union \| MS 166	33	12