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 Greater Scaup at Lake Macbride State Park, 1980	Field notes	Birds--Identification Ornithology Rare birds	1980-12-20	1980-12-21	Rare birds documentation form	Rare bird documentation form for two Greater Scaups at Lake Macbride State Park in Johnson County, IA on December 20, 1980.	Kent, Thomas H. (Thomas Hugh), 1934-	Greater Scaup	Lake Macbride State Park	Lake Macbride S.P., Johnson Co IA	deep artificial lake - last spot of open water, south arm of Lake Macbride west of bridge.	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Tom Shires. \| Elimination of similar species: Lesser scaup in same group-wing stripes compared. \| The original documentation form event lasted from 09:25:00/09:28:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at DeSoto National Wildlife Refuge, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-02-24	N/A	Rare birds documentation form	Rare bird documentation form for eleven Greater Scaups at DeSoto National Wildlife Refuge in Harrison County, IA on February 24, 1983.	Bray, Tanya	Greater Scaup	DeSoto National Wildlife Refuge	DeSoto Bend National Wildlife Refuge		The documentation form by Tanya Bray is the only one submitted and forms the basis of this record. Other observers include Sandy Kovanda and Babs Padelford. \| Elimination of similar species: These bird were determined to be Greater rather than Lesser Scaup on the following characteristics: Rounded heads with large, very broad bills. Pure white sides and pale gray backs. Almost size of Mallards.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Port Neal, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-06-06	N/A	Rare birds documentation form	Rare bird documentation form for two Greater Scaups at Port Neal in Woodbury County, IA on June 6, 1982.	Schaufenbuel, Joseph P.	Greater Scaup	New Lake	Port Neal	Oxbow Lake with fringe cattail	The documentation form by Joe Schaufenbuel is the only one submitted and forms the basis of this record. \| Elimination of similar species: Lesser Scaup: Bird lacked peaked head was clear white on sides head rounded and wide. Speculum extended to wing tip. \| The original documentation form event lasted from 14:45:00/15:00:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Cedar Lake, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-04-12	1982-04-13	Rare birds documentation form	Rare bird documentation form for four Greater Scaups at Cedar Lake at Nashua, in Chickasaw County, IA on April 12, 1982.	Schaufenbuel, Joseph P.	Greater Scaup	Cedar Lake	Cedar Lake at Nashua, Chickasaw County, Iowa	Man-made 700 acre lake, with average depth of four ft.	The documentation form by Joe Schaufenbuel is the only one submitted and forms the basis of this record. Other observers include Lynn Barth. \| Elimination of similar species: Directly compared with numerous Lesser Scaups. The Lesser Scaups appeared smaller, peaked-headed, and duller on sides than the Greaters. Both of the females had a light colored area behind the eye that none of the female Lesser Scaup possessed. When the male Greater stretched the extensive amount of white in wings was strongly evident more so than the Lesser Scaups wing stripe. \| The original documentation form event lasted from 15:45:00/16:15:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Lansing, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-04-10	1982-04-12	Rare birds documentation form	Rare bird documentation form for nine Greater Scaups at Lansing in Allamakee County, IA on April 10, 1982.	Schaufenbuel, Joseph P.	Greater Scaup	Lansing	Lansing, Allamakee Co., Iowa	Mississippi River, away from main channel	The documentation form by Joe Schaufenbuel is the only one submitted and forms the basis of this record. Other observers include Lynn Barth. \| Elimination of similar species: direct comparison with the many Lesser Scaups. The Greater were distinctly larger the bill was wider and rounder than that of Lesser. The swimming birds also had much whiter sides than the duller colored male Lesser Scaups. \| The original documentation form event lasted from 12:00:00/12:45:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Lake MacBride, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-03-31	1982-05-31	Rare birds documentation form	Rare bird documentation form for a Greater Scaup at Lake MacBride in Johnson County, IA on March 31, 1982.	Bendorf, Carl J.	Greater Scaup	Lake MacBride	North arm of Lake McBride, Johnson County, IA.	Deep open water near boat docks. Favorite area for diving ducks.	The documentation form by Carl J. Bendorf is the only one submitted and forms the basis of this record. Other observers include Tom Kent. \| Elimination of similar species: Lesser Scaup discussed above. \| The original documentation form event lasted from 16:30:00/16:45:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup south of Council Bluffs, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-03-28	1982-03-30	Rare birds documentation form	Rare bird documentation form for a Greater Scaup south of Council Bluffs in Mills County, IA on March 28, 1982.	Moore, Francis L.	Greater Scaup	Council Bluffs	Borrow pit along I-29 South of Council Bluffs (Northbound Lane) Mills Co.	Deep water pond	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. \| Elimination of similar species: Lesser Scaup has a definite pointed shaped head, and appears smaller than this bird did, also does not have as long a white wing stripe into the primaries. \| The original documentation form event lasted from 12:20:00/12:30:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Lake Manawa in 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-10-20	N/A	Manuscript, graphic, and printed material	Rare bird documentation form for a Greater Scaup at Lake Manawa in Pottawattamie County, IA on October 20, 1981.	Bray, Tanya Kovanda, Sandra Padelford, Babs Rose, B.J.	Greater Scaup	Lake Manawa				Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Lake Manawa, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-04-11	1981-05-24	Rare birds documentation form	Rare bird documentation form for a Greater Scaup at Lake Manawa in Pottawattamie County, IA on April 11, 1981.	Wilson, Barbara L.	Greater Scaup	Lake Manawa	Lake Manawa, Council Bluffs	Lake -oxbow lake	The documentation form by Barbara L. Wilson is the only one submitted and forms the basis of this record. \| Elimination of similar species: Differs from Lesser Scaup in head shape, size, size of bill. Differs from many Lessers in white flanks. \| The original documentation form event lasted from 18:10:00/18:15:00 or more.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Lake Manawa, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-03-24	1981-03-26	Rare birds documentation form	Rare bird documentation form for a Greater Scaup at Lake Manawa in Pottawattamie County, IA on March 24, 1981.	Kent, Thomas H. (Thomas Hugh), 1934-	Greater Scaup	Lake Manawa	L. Manawa, Pottawattamie Co. IA	Large round lake in Missouri River bottoms at south edge of Council Bluffs - Lake Manawa	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Thomas K. Shires and Peter C. Petersen. \| Elimination of similar species: Lesser Scaup--head shape and wing stripe were the differential features noted. \| The original documentation form event lasted from 08:15:00/08:16:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Iowa Power Light Settling Ponds (MidAmerican Energy Ponds), 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-03-12	1981-05-24	Rare birds documentation form	Rare bird documentation form for eight or more Greater Scaups at Iowa Power Light Settling Ponds (MidAmerican Energy Ponds) in Pottawattamie County, IA on March 12, 1981.	Wilson, Barbara L.	Greater Scaup	MidAmerican Energy Ponds	Iowa Power + Light Settling ponds	Large pond	The documentation form by Barbara L. Wilson is the only one submitted and forms the basis of this record. Other observers include Babs Padelford, Loren Padelford, and BJ Rose. \| Elimination of similar species: Lesser Scaup has square to slightly crested head. \| The original documentation form event occurred around 10:00:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Lake Manawa, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-03-09	1981-05-24	Rare birds documentation form	Rare bird documentation form for a Greater Scaup at Lake Manawa in Pottawattamie County, IA on March 9 ,1981.	Wilson, Barbara L.	Greater Scaup	Lake Manawa	Lake Manawa, Council Bluffs	Oxbow lake	The documentation form by Barbara L. Wilson is the only one submitted and forms the basis of this record. Other observers include Babs Padelford, Loren Padelford, BJ Rose, W. Ross Silcock, and others.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Lock 14, 1981	Field notes	Birds--Identification Ornithology Rare birds	1981-01-02	N/A	Rare birds documentation form	Rare bird documentation form for Greater Scaup at Lock 14 in Scott County, IA on January 2, 1981.	Kent, Thomas H. (Thomas Hugh), 1934-	Greater Scaup	Lock and Dam 14	Lock 14 Scott Co. IA	River below dam, Mississippi River at Lock 14, Iowa Side	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Bill Kent. \| Elimination of similar species: Lesser Scaup. \| The original documentation form event lasted from 11:00:00/11:05:00 approx.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Coralville Reservoir, 1976	Field notes	Birds--Identification Ornithology Rare birds	1976-03-20	N/A	Rare birds documentation form	Rare bird documentation form for a Greater Scaup at Coralville Reservoir in Johnson County, IA on March 20, 1976.	Halmi, Nicholas S.	Greater Scaup	Coralville Lake	Coralville Reservoir, Johnson Co., Iowa, just NE of Mehaffey Bridge (rd F28)	swimming in water of reservoir, near the shore, in shallow water, then flew off into deeper central water	The documentation form by Nicholas Halmi is the only one submitted and forms the basis of this record. \| Elimination of similar species: Lesser Scaup - several pairs nearby; Female in same scope field as gr. scaup: differences evident - L. Scaup showed purplish, not green, head gloss, slightly peaked head, daintier proportions, finer bill. \| The original documentation form event lasted from 15:50:00/16:00:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Cone Marsh, 1980	Field notes	Birds--Identification Ornithology Rare birds	1980-04-06	1980-04-24	Rare birds documentation form	Rare bird documentation form for four Greater Scaups at Cone Marsh in Louisa County, IA on April 6, 1980.	Petersen, Peter C.	Greater Scaup	Cone Marsh Wildlife Management Area	Cone Marsh - S. E. area	pond-marsh, shallow pond edge	The documentation form by Peter C. Petersen is the only one submitted and forms the basis of this record. Other observers include Clark Scott. \| Elimination of similar species: Lesser Scaup - those nearby had smaller bill [illegible]. They were not closely associating with the Greaters. \| The original documentation form event lasted from 07:20:00/07:25:00 and 08:30:00/08:45:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Lake Macbride, 1980	Field notes	Birds--Identification Ornithology Rare birds	1980-04-05	N/A	Rare birds documentation form	Rare bird documentation form for two Greater Scaups at Lake Macbride in Johnson County, IA on April 5, 1980.	Kent, Thomas H. (Thomas Hugh), 1934-	Greater Scaup	Lake MacBride	Lake Macbride Johnson Co IA	Artificial Lake L. Macbride State Park - north arm at boat dock	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. \| Elimination of similar species: Lesser Scaup. \| The original documentation form event lasted from 08:50:00/09:05:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Bays Branch, 1980	Field notes	Birds--Identification Ornithology Rare birds	1980-03-21	N/A	Rare birds documentation form	Rare bird documentation form for a Greater Scaup at Bays Branch in Guthrie County, IA on March 21, 1980.	Kent, Thomas H. (Thomas Hugh), 1934-	Greater Scaup	Bays Branch State Wildlife Area	Bays Branch Guthrie Co IA	narrow open lake near upper bridge at Bays Branch	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. \| Elimination of similar species: Lesser scaup. \| The original documentation form event lasted from 07:30:00/07:35:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Hamburg, 1979	Field notes	Birds--Identification Ornithology Rare birds	1979-11-10	1980-04-09	Rare birds documentation form	Rare bird documentation form for five Greater Scaups at Hamburg in Fremont County, IA during the middle of November 1979.	Getscher, Ione	Greater Scaup	Hamburg	farm pond about 4.7 miles East of Hamburg	farm pond - small pond that is used by cattle, in pastureland	The documentation form by Ione E. Getscher is the only one submitted and forms the basis of this record. Other observers include Edwin A. Getscher. \| Elimination of similar species: Two Lesser Scaup, not heard, also swimming near by not with the Greater. \| The original documentation form event lasted from 16:00:00 going to farm.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at New Albin, 1979	Field notes	Birds--Identification Ornithology Rare birds	1979-04-14	N/A	Rare birds documentation form	Rare bird documentation form for three Greater Scaups at New Albin in Allamakee County, IA on April 14, 1979.	Schaufenbuel, Joseph P.	Greater Scaup	New Albin	New Albin, Allamakee County, Iowa		The documentation form by Joe Schaufenbuel is the only one submitted and forms the basis of this record. Other observers include Darwin Koenig. \| Elimination of similar species: Not the light gray color of the Lesser Scaups. The female Greater Scaup was much like the males in shape and size, but differed from the Lesser Scaup female in plumage slightly. The three Greater Scaups kept to themselves, surrounded by at least 75 other waterfowl, including the Lesser Scaup, Ring-necked Duck, Redhead and Ruddy Ducks. The Greater Scaup dived infrequently, much less than the Lesser Scaup. \| The original documentation form event lasted from 15:15:00/16:00:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Hoosier Creek in 1979	Field notes	Birds--Identification Ornithology Rare birds	1979-04-07	N/A	Rare birds documentation form	Rare bird documentation form for three Greater Scaups at Hoosier Creek in Johnson County, IA on April 7, 1979.	Kent, Thomas H. (Thomas Hugh), 1934-	Greater Scaup	Hoosier Creek	Hoosier Creek, Ely road, Johnson Co.	Flood coastal reservoir at high water, flood corn field	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. \| Elimination of similar species: Lesser Scaup. \| The original documentation form event lasted from 10:40:00/11:10:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Guttenberg in 1979	Field notes	Birds--Identification Ornithology Rare birds	1979-03-23	1979-03-24	Manuscript, graphic, and printed material	Rare bird documentation form for ten or more Greater Scaups at Guttenberg in Clayton County, IA on March 23, 1979.	Kent, Thomas H. (Thomas Hugh), 1934-	Greater Scaup	Guttenberg				Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Princeton, 1979	Field notes	Birds--Identification Ornithology--Societies, etc Rare birds	1979-03-10	N/A	Rare birds documentation form	Rare bird documentation form for twenty Greater Scaups at Princeton in Scott County, IA on March 10, 1979.	Kent, Thomas H. (Thomas Hugh), 1934-	Greater Scaup	Princeton	Mississippi River from I 80 north to Princeton	Mississippi River - partly ice covered lot - mostly open	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include T.K. Shires. \| Elimination of similar species: Lesser scaup - There were about 40 of these for direct comparison, in the same field of view at times. \| The original documentation form event lasted from 13:30:00/14:00:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at George Wyth State Park, 1978	Field notes	Birds--Identification Ornithology Rare birds	1978-03-25	1978-06-06	Rare birds documentation form	Rare bird documentation form for fifteen Greater Scaup at George Wyth State Park in Black Hawk County, IA on March 25, 1978.	Stone, Tom, Jr.	Greater Scaup	George Wyth Memorial State Park	George Wyth State Park	open water in river with woodland bordering.	The documentation form by Tom Stone Jr. is the only one submitted and forms the basis of this record. Other observers include Francis L. Moore. \| Elimination of similar species: Lesser Scaup has short white wing line. \| The original documentation form event lasted from 10:00:00/10:30:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Mississippi River, SW of Davenport, 1978	Field notes	Birds--Identification Ornithology Rare birds	1978-03-11	N/A	Rare birds documentation form	Rare bird documentation form for thirty-five Greater Scaups at Mississippi River (SW of Davenport) in Scott County, IA on March 11, 1978.	Kent, Thomas H. (Thomas Hugh), 1934-	Greater Scaup	Davenport	Mississippi River (S.W. of Davenport)	Mississippi River - half open water, half ice covered	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Tom Shires. \| Elimination of similar species: Lesser scaup. The head shape and wing stripe differences are noted above. \| The original documentation form event lasted from 14:00:00/15:30:00.	Iowa Ornithologists' Union \| MS 166	33	10
Rare bird documentation form for Greater Scaup at Coralville Reservoir, 1977	Field notes	Birds--Identification Ornithology Rare birds	1977-03-22	N/A	Rare birds documentation form	Rare bird documentation form for a Greater Scaup at Coralville Reservoir in Johnson County, IA on March 22, 1977.	Halmi, Nicholas S.	Greater Scaup	Coralville Lake	Coralville Reservoir, Johnson Co., about 1/2 mile above dam	fresg\h water - reservoir lake	The documentation form by Nicholas S. Halmi is the only one submitted and forms the basis of this record. \| Elimination of similar species: Lesser Scaups (several in same scope field): contrast in head shape, bill size, neck thickness clear; some of Lesser Scaups in vicinity had grayish smudged flanks rather than pure white of Greater Scaup. \| The original documentation form event lasted from 16:20:00/16:35:00.	Iowa Ornithologists' Union \| MS 166	33	10