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Rare bird documentation form for Greater Scaup at Lakin Slough, 1985
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Field notes
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Birds--Identification Ornithology Rare birds
|
1985-04-16
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1985-04-22
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Rare birds documentation form
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Rare bird documentation form for two Greater Scaups at Lakin Slough in Guthrie County, IA on April 16, 1985.
|
Myers, Robert K.
|
Greater Scaup
|
Lakin Slough State Game Management Area
|
Lakin Slough (Guthrie Co.)
|
Cattail marsh - open water in center
|
The documentation form by Bob Myers is the only one submitted and forms the basis of this record. | Elimination of similar species: The round crowned greenish head on male and whitish earpatch on female eliminated the lesser scaup. | The original documentation form event lasted from 18:30:00/18:40:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Welch Lake Wildlife Management Area, 1999
|
Field notes
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Birds--Identification Ornithology Rare birds
|
1999-07-31
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N/A
|
Rare birds documentation form
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Rare bird documentation form for a Greater Scaup at Welch Lake Wildlife Management Area in Dickinson County, IA on July 31, 1999.
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Schoenewe, Lee A.
|
Greater Scaup
|
Welch Lake Wildlife Management Area
|
Welch Lake WPA, Dickinson County
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Open water wetland
|
The documentation form by Lee A. Schoenewe is the only one submitted and forms the basis of this record. Other observers include Gary Grange. | Elimination of similar species: Lesser Scaup - Head shape, size of bill and wing stripe. | The original documentation form event lasted from 09:30:00/10:20:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Big Spirit Lake, 1998
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Field notes
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Birds--Identification Ornithology Rare birds
|
1998-11-19
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1998-12-19
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Rare birds documentation form
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Rare bird documentation form for three Greater Scaups at Big Spirit Lake in Dickinson County, IA on November 19, 1998.
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Thelen, Ed
|
Greater Scaup
|
Spirit Lake
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South shore of Big Spirit Lake - Dickinson County
|
Large Natural Lake
|
The documentation form by Ed Thelen is the only one submitted and forms the basis of this record. | Elimination of similar species: Lesser Scaup eliminated for the reasons stated above. Observed a flock of eleven scaup on Spirit Lake. 3 of the birds appeared larger than the rest. The following characteristics were noted - larger size with head and bill the most pronounced. | The original documentation form event lasted from 12:00:00/12:15:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Pleasant Creek Lake, 1996
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Field notes
|
Birds--Identification Ornithology Rare birds
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1996-03-17
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1996-06-17
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Rare birds documentation form
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Rare bird documentation form for two Greater Scaups at Pleasant Creek Lake in Linn County, IA on March 17, 1996.
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Dankert, Jeffrey B.
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Greater Scaup
|
Pleasant Creek State Park
|
Pleasant Creek Lake, Linn County
|
Lake
|
The documentation form by Jeff Dankert is the only one submitted and forms the basis of this record. Other observers include Dave Dankert. | Elimination of similar species: Lesser, as described above. I watched the birds for several minutes, making sure that they weren't changing crown feathers and 'hiding' the peak characteristic of L. Scaup.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Swan Lake in 1994
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Field notes
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Birds--Identification Ornithology Rare birds
|
1994-04-01
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N/A
|
Manuscript, graphic, and printed material
|
Rare bird documentation form for a Greater Scaup at Swan Lake in Johnson County, IA on April 1, 1994.
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Pinkston, Randall, 1956-
|
Greater Scaup
|
Swan Lake
|
|
|
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10
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Rare bird documentation form for Greater Scaup at Saylorville Lake, 1988
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Field notes
|
Birds--Identification Ornithology Rare birds
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1988-11-20
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1988-11-27
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Rare birds documentation form
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Rare bird documentation form for two Greater Scaups at Saylorville Lake in Polk County, IA on November 20, 1988.
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Thomas, Michael K.
|
Greater Scaup
|
Saylorville Lake
|
Highway 17 and Des Moines River - North end of Saylorville Lake - Polk Co., IA
|
river flowing into Saylorville lake, fairly shallow, and plants on both sides
|
The documentation form by Mike Thomas is the only one submitted and forms the basis of this record. Other observers include Ann Johnson. | Elimination of similar species: Lesser scaup (size, head shape, head color on male, whiter sides on male in direct comparison to lesser scaups. Side by side comparison with lesser scaup was thankfully easy. The male's rounded head contrasted clearly with the more pointed heads of the lesser scaup. Also, the dark green head of male was visible. The male birds sides were whiter than male lesser scaup's sides and the difference in size was noticeable. | The original documentation form event lasted from 15:45:00/16:15:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Big Creek State Park, 1988
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1988-05-17
|
1988-05-27
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Rare birds documentation form
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Rare bird documentation form for one to two Greater Scaups at Big Creek State Park in Polk County, IA on May 17, 1988.
|
Dinsmore, Stephen J.
|
Greater Scaup
|
Big Creek State Park
|
Big Creek State Park, Polk Co.
|
with other ducks near muddy area at north end of lake
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Andrew Fix. | Elimination of similar species: Lesser Scaup eliminated above. The birds were bigger than nearby Blue-winged Teal, but smaller than a Mallard. Identified the bird as a Greater Scaup by the very large, almost spatulate bill, very wide bill nail, large size compared to a Mallard (the bird wasn't much smaller than the Mallard), rounded head (not peaked like a Lesser Scaup), and white wing stripe extending on to the primaries (seen when the bird preened). | The original documentation form event lasted from 10:05:00/10:22:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Big Creek State Park, 1987
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Field notes
|
Birds--Identification Ornithology Rare birds
|
1987-10-05
|
1987-10-06
|
Rare birds documentation form
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Rare bird documentation form for two Greater Scaups at Big Creek State park in Polk County, IA on October 5, 1987.
|
Dinsmore, Stephen J.
|
Greater Scaup
|
Big Creek State Park
|
Big Creek State Park, Polk Co.
|
swimming on large lake
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Roger Sedlacek. | Elimination of similar species: Lesser Scaup eliminated above. Both birds had smoothly rounded heads, not peaked like Lesser Scaup. Both birds seemed to have larger, heavier bills than Lesser Scaup. | The original documentation form event lasted from 15:30:00/15:35:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Liscomb Sewage Lagoon, 1987
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Field notes
|
Birds--Identification Ornithology Rare birds
|
1987-03-04
|
N/A
|
Rare birds documentation form
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Rare bird documentation form fro eight Greater Scaups at Liscomb Sewage Lagoon in Marshall County, IA on March 4, 1987.
|
Proescholdt, Mark
|
Greater Scaup
|
Liscomb
|
Liscomb Sewage Lagoon - (Marshall Co.)
|
Open water area away from road with some brush around
|
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: Lesser Scaup have the bold white wing stripe on secondaries only, a more angular-shaped head, and a purple gloss for head color. | The original documentation form event lasted from 16:15:00/16:30:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Coralville Reservoir, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-03-23
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Greater Scaup at Coralville Reservoir in Johnson County, IA on March 23, 1986.
|
Kent, Thomas H. (Thomas Hugh), 1934-
|
Greater Scaup
|
Coralville Lake
|
Dupont Bridge Rd., Coralville Res., Johnson Co., IA
|
backwater
|
The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. | Elimination of similar species: All features that I look for on male Greater Scaup were seen well over 15 minutes. | The original documentation form event lasted from 09:45:00/10:00:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Marshalltown, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-03-19
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for two Greater Scaups at Marshalltown in Marshall County, IA on March 19, 1986.
|
Proescholdt, Mark
|
Greater Scaup
|
Marshalltown
|
Just on north edge of Marshalltown (Marshall Co.)
|
flooded corn fields from Iowa River overflow
|
The documentation form by Mark Proescholdt is the only one submitted and forms the basis of this record. | Elimination of similar species: Lesser Scaup shows bold white stripe on secondaries only. | The original documentation form event lasted from 07:45:00/08:00:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Red Rock Reservoir, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-03-15
|
1986-03-19
|
Rare birds documentation form
|
Rare bird documentation form for a Greater Scaup at Red Rock Reservoir in Marion County, IA on March 15, 1986.
|
Proescholdt, Mark
|
Greater Scaup
|
Lake Red Rock
|
Red Rock Reservoir area - (Marion Co.)
|
A small farm pond on the south side of Red Rock
|
The documentation form by Mark Proescholdt is the only one submitted and forms the basis of this record. Other observers include Phyllis J. Harris and Beth Proescholdt. | Elimination of similar species: Lesser Scaup shows bold white stripe on secondaries only. | The original documentation form event lasted from 14:50:00/14:55:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Hickory Grove Lake in 1985
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1985-11-20
|
1985-11-27
|
Manuscript, graphic, and printed material
|
Rare bird documentation form for a Greater Scaup at Hickory Grove Lake in Story County, IA on November 20, 23, and 27, 1985.
|
Martsching, Paul
|
Greater Scaup
|
Hickory Grove Lake
|
|
|
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10
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Rare bird documentation form for Greater Scaup at Colo Ponds, 1983
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1983-04-18
|
1983-05-18
|
Rare birds documentation form
|
Rare bird documentation form for a Greater Scaup at Colo Ponds in Story County, IA on April 18, 1983.
|
LaGrange, Ted
|
Greater Scaup
|
Colo Bogs Wildlife Management Area
|
2 miles east of Colo (Colo ponds) Story County
|
flooded fields
|
The documentation form by Ted LaGrange is the only one submitted and forms the basis of this record. The form was typed by James Dinsmore. | Elimination of similar species: Observed the bird feeding with about 30 Lesser Scaup. Obtained a good size compariosn [sic] between it and the Lesser Scaup, especially for the head and bill. | The original documentation form event occurred around 12:00:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Little Clear Lake in 1985
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Field notes
|
Birds--Identification Ornithology Rare birds
|
1985-04-06
|
1985-04-07
|
Manuscript, graphic, and printed material
|
Rare bird documentation form for ten to fifteen Greater Scaups at Little Clear Lake in Pocahontas County, IA on April 6, 1985.
|
Carlson, Judith
|
Greater Scaup
|
Little Clear Lake Park
|
|
|
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Little Clear Lake in 1985
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Field notes
|
Birds--Identification Ornithology Rare birds
|
1985-04-07
|
N/A
|
Manuscript, graphic, and printed material
|
Rare bird documentation form for twenty-five to thirty Greater Scaups at Little Clear Lake in Pocahontas County, IA on April 7, 1985.
|
Jardine, Wallace E.
|
Greater Scaup
|
Little Clear Lake Park
|
|
|
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Iowa Ornithologists' Union | MS 166
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Rare bird documentation form for Greater Scaup at Willow Slough, 1985
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1985-03-30
|
1985-04-01
|
Rare birds documentation form
|
Rare bird documentation form for five Greater Scaups at Willow Slough in Mills County, IA on March 30, 1985.
|
Moore, Francis L.
|
Greater Scaup
|
Willow Slough State Game Management Area
|
Willow Slough, Mills Co., Iowa
|
Open part of lake
|
The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Robert I. Cecil. | Elimination of similar species: Female Lesser Scaup do not have white 'ear patch' as these females did. All five birds had a somewhat larger headed looks with the head looking 'fat' and rounded not pointed as Lesser Scaup would have appeared. | The original documentation form event lasted from 15:25:00/15:55:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Riverton Game Management Area, 1984
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1984-12-28
|
1985-01-04
|
Rare birds documentation form
|
Rare bird documentation form for three Greater Scaups at Riverton Game Management Area in Fremont County, IA on December 28, 1984.
|
Silcock, W. Ross
|
Greater Scaup
|
Riverton Wildlife Management Area
|
Riverton GMA, Fremont Co, IA
|
Lake
|
The documentation form by Ross Silcock is the only one submitted and forms the basis of this record. Other observers include Ione Getscher. | Elimination of similar species: Lesser Scaup, Ringnecked Duck. ID as Greater Scaup but confirmed when birds flew and displayed very obvious white wingstripe extending to outer primaries. | The original documentation form event lasted from 10:20:00/10:40:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup near Montrose, 1984
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1984-11-10
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for seven Greater Scaups near Montrose in Lee County, IA on November 10, 1984.
|
Moore, Francis L.
|
Greater Scaup
|
Montrose
|
Open pool on Mississippi River just south of Montrose, Lee Co., IA
|
Open water on Mississippi River
|
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: Lesser Scaup does not have this flat headed look as this birdhad, but a pointed head look. Lesser Scaup female does not have a whitish area behind its eye like one of these birds had. The bill was not banded as a Ring-necked Duck female would have been. | The original documentation form event lasted from 08:20:00/08:28:00.
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Iowa Ornithologists' Union | MS 166
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33
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10
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Rare bird documentation form for Greater Scaup at Goose Lake, 1984
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1984-05-10
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for three Greater Scaups at Goose Lake in Clinton County, IA on May 10, 1984.
|
Petersen, Peter C.
|
Greater Scaup
|
Goose Lake
|
Goose Lake
|
marshy lake - N. side of Goose Lake, seen from dike.
|
The documentation form by Peter C. Petersen is the only one submitted and forms the basis of this record. Other observers include Larry Linder. | Elimination of similar species: Lesser Scaup - eliminated by head shape, heavy nail on end of bill, whitish marking on head of female + wing stripe extending nearly to end of wing. | The original documentation form event lasted from 09:30:00/09:50:00.
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Iowa Ornithologists' Union | MS 166
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33
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10
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Rare bird documentation form for Greater Scaup at Volga River Recreation Area, 1983
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1983-11-25
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for three Greater Scaups at Volga River Recreation Area in Fayette County, IA on November 25, 1983.
|
Moore, Francis L.
|
Greater Scaup
|
Volga River State Recreation Area
|
Volga River Recreation Area just N. of Dam near boat ramp, Fayette Co.
|
Open water
|
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 purple sheen to the head at close range under the viewing conditions present when these birds were seen. Lesser Scaup also has a more pointed look to the top of the head and does not show the white in the primaries in flight. | The original documentation form event lasted from 15:35:00/15:45:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Lock and Dam 9, 1983
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1983-11-21
|
1983-11-26
|
Rare birds documentation form
|
Rare bird documentation form for four Greater Scaups at Lock and Dam 9 in Allamakee County, IA on November 21, 1983.
|
Myers, Robert K.
|
Greater Scaup
|
Lock and Dam 9
|
Just north of Lock + Dam #9 on Mississippi River north of Harper's Ferry, Iowa.
|
Upper Mississippi Wildlife Refuge
|
The documentation form by Robert K. Myers is the only one submitted and forms the basis of this record. | Elimination of similar species: Large size (bigger than lesser) - about size of the ring-necked ducks. Rounded heads - not peaked as in lessers. In good sunlight (for a change) showed green gloss on head (not purple). | The original documentation form event lasted from 10:30:00/10:35:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup south of Montrose, 1983
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1983-11-20
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for two Greater Scaups south of Montrose in Lee County, IA on November 20, 1983.
|
Staudt, Thomas J.
|
Greater Scaup
|
Montrose
|
on the Mississippi River at the Linger Longer Rest area south of Montrose
|
open water large inlet
|
The documentation form by Thomas J. Staudt is the only one submitted and forms the basis of this record. Other observers include Carl Bendorf and Tom Kent. | Elimination of similar species: Noticeable larger than Lesser Scaup male and female. Lesser had rougher head lines - peaked and an abrupt cutoff at back of head. Greater's lines were smooth from base of bill, over crown, on over through nape. | The original documentation form event occurred around 10:30:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Montrose, 1983
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1983-11-20
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for three Greater Scaups at Montrose in Lee County, IA on November 20, 1983.
|
Kent, Thomas H. (Thomas Hugh), 1934-
|
Greater Scaup
|
Montrose
|
Montrose, Lee Co. - Keokuk pool
|
Mississippi pool
|
The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Carl Bendorf and Tom Staudt. | Elimination of similar species: Head with large bill and little angle between bill + forehead. Back of head round. Head shape quite different from lessers seen at times in same field. Bird definitely large + head larger that all lessers.. | The original documentation form event lasted from 09:50:00/10:20:00.
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Iowa Ornithologists' Union | MS 166
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10
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Rare bird documentation form for Greater Scaup at Polk City, 1983
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1983-04-27
|
1983-04-28
|
Rare birds documentation form
|
Rare bird documentation form for six Greater Scaups at Polk City in Polk County, IA on April 27, 1983.
|
Schaufenbuel, Joseph P.
|
Greater Scaup
|
Polk City
|
3 mi East of Polk City, Polk Co., Iowa
|
Flooded corn field - almost 40 acres of water-near Large Reservoir
|
The documentation form by Joe Schaufenbuel is the only one submitted and forms the basis of this record. | Elimination of similar species: Scaup ducks compared directly with Lesser Scaups. When directly compared the three were larger, whiter on back and side, and rounder-headed than the Lesser Scaup. | The original documentation form event lasted from 09:15:00/09:30:00.
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Iowa Ornithologists' Union | MS 166
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10
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