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Rare bird documentation form for Peregrine Falcon at Anderson Goose Lake, 1983
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1983-05-14
|
1983-05-15
|
Rare birds documentation form
|
Rare bird documentation form for a Peregrine Falcon at Anderson Goose Lake in Hamilton County, IA on May 14, 1983.
|
Dinsmore, Stephen J.
|
Peregrine Falcon
|
Anderson Goose Lake
|
Anderson Lake, Hamilton Co.
|
Flying over a lake/marsh area
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Barney Cook, Mike Nolan, and Steve Richards. | Elimination of similar species: Merlin - smaller size, no hood, more slender appearance. Prairie Falcon - no hood, brown back, top of wings, tail. Coopers + Sharp-shinned Hawks - barring on breast, broader wings and feathered tips of wings. Also, lighter back and tops of wings. | The original documentation form event lasted from 11:30:00/11:35:00.
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Iowa Ornithologists' Union | MS 166
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33
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34
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Rare bird documentation form for Sandhill Crane at Polk City Wildlife Area, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-11-22
|
1986-11-24
|
Rare birds documentation form
|
Rare bird documentation form for a Sandhill Crane at Polk City Wildlife Area in Polk County, IA on November 22, 1986.
|
Dinsmore, Stephen J.
|
Sandhill Crane
|
Polk City Wildlife Area
|
Polk City Wildlife Area, Polk Co. (part of Saylorville Reservoir)
|
sitting on ice and wading in small patch of open water
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include B.J. Rose, Loren Padelford, Babs Padelford, James Dinsmore, and Bob Myers. | Elimination of similar species: The gray color, red crown, and heron profile eliminate Great Blue Heron. | The original documentation form event lasted from 15:00:00/15:15:00 and 16:15:00/16:30:00.
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Iowa Ornithologists' Union | MS 166
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34
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1
|
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Rare bird documentation form for Vesper Sparrow northeast of Ames, 1989
|
Field notes
|
Birds--Behavior Birds--Identification Ornithology Rare birds
|
1989-12-16
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Vesper Sparrow northeast of Ames in Story County, IA on December 16, 1989.
|
Dinsmore, Stephen J.
|
Vesper Sparrow
|
Ames
|
5 mi. east and 2 mi. north of Ames, Story Co., IA
|
sitting on gravel road in agricultural area
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Andy Fix. | Elimination of similar species: The white eye ring, tail pattern, pattern of streaking on the breast, and habitat eliminates other sparrows, especially Savannah, Song, and Lincoln's. | The original documentation form event lasted from 14:40:00/14:56:00.
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Iowa Ornithologists' Union | MS 166
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35
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52
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Rare bird documentation form for Horned Grebe at Oakland, 1987
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1987-08-16
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Horned Grebe at Oakland in Pottawattamie County, IA on August 16, 1987.
|
Dinsmore, Stephen J.
|
Horned Grebe
|
Oakland
|
lagoons at Oakland, Pottawattamie Co.
|
swimming and feeding on small lagoon
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Andy Fix. | Elimination of similar species: Eared Grebe eliminated by the thicker bill, flatter crown, and entirely white throat and breast. | The original documentation form event occurred in the late afternoon.
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Iowa Ornithologists' Union | MS 166
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32
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12
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Rare bird documentation form for Black Scoter at DeSoto National Wildlife Refuge, 1987
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1987-10-31
|
1987-11-26
|
Rare birds documentation form
|
Rare bird documentation form for six Black Scoters at DeSoto National Wildlife Refuge in Harrison County, IA on October 31, 1987.
|
Dinsmore, Stephen J.
|
Black Scoter
|
DeSoto National Wildlife Refuge
|
DeSoto NWR, Harrison Co.-seen on both Iowa and Nebraska sides of oxbow at the Lakeview overlook
|
swimming on lake with other ducks
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Andy Fix and fourteen members of the Big Bluestem Audubon Society. | Elimination of similar species: Other scoters eliminated by the white patch on the throat and by the dark wings (seen on only one bird). Note that we had four Surf Scoters for direct comparison. | The original documentation form event lasted from 10:00:00/10:40:00.
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Iowa Ornithologists' Union | MS 166
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33
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13
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Rare bird documentation form for Great Black-backed Gull at Saylorville Reservoir, 1987
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1987-11-07
|
1987-11-26
|
Rare birds documentation form
|
Rare bird documentation form for a Great Black-backed Gull at Saylorville Reservoir in Polk County, IA on November 7, 1987.
|
Dinsmore, Stephen J.
|
Great Black-backed Gull
|
Saylorville Lake
|
Saylorville Reservoir, Polk Co.-off Jester Park
|
feeding with other gulls on large reservoir
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Andrew S. Fix. | Elimination of similar species: The large size and dark wingtips eliminates all gulls except Western and Yellow-footed. The massive, dark bill, tail pattern, and pale body color eliminates these. | The original documentation form event lasted from 10:15:00/10:20:00.
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Iowa Ornithologists' Union | MS 166
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34
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38
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Rare bird documentation form for Black Scoter at Saylorville Reservoir, 1987
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1987-10-25
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for two Black Scoters at Saylorville Reservoir in Polk County, IA on October 25, 1987.
|
Dinsmore, Stephen J.
|
Black Scoter
|
Saylorville Lake
|
Saylorville Reservoir, Polk Co.-off Jester Park
|
swimming with other ducks on large reservoir
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Andrew S. Fix and Paul Martsching. | Elimination of similar species: Other scoters eliminated by the dark wings and the distinct throat patch. | The original documentation form event lasted from 12:30:00/12:50:00.
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Iowa Ornithologists' Union | MS 166
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33
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13
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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
|
Rare birds documentation form
|
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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33
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10
|
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Rare bird documentation form for Black-crowned Night Heron at Saylorville Reservoir, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-11-02
|
1986-11-16
|
Rare birds documentation form
|
Rare bird documentation form for a Black-crowned Night Heron at Saylorville Reservoir in Polk County, IA on November 2, 1986.
|
Dinsmore, Stephen J.
|
Black-crowned Night Heron
|
Saylorville Lake
|
Saylorville Reservoir, Polk Co. (ponds below dam)
|
sitting in a willow along a pond
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: Yellow-crowned Night Heron was eliminated by the yellowish bill color and the streaking, not spotting, on the underparts. American Bittern was eliminated by size, bill shape, and lack of a black whisker mark. | The original documentation form event lasted from 09:15:00/09:20:00.
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Iowa Ornithologists' Union | MS 166
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32
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22
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Rare bird documentation form for Surf Scoter at Polk City Wildlife Area, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-11-11
|
1986-11-13
|
Rare birds documentation form
|
Rare bird documentation form for a Surf Scoter at Polk City Wildlife Area in Polk County, IA on November 11, 1986.
|
Dinsmore, Stephen J.
|
Surf Scoter
|
Polk City Wildlife Area
|
Polk City WIldlife Area, Polk Co.
|
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: White-winged Scoter eliminated by lack of white wing patch. Black Scoter eliminated by bill shape and lack of a large white cheek patch. | The original documentation form event lasted from 15:30:00/15:45:00.
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Iowa Ornithologists' Union | MS 166
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33
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11
|
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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.
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Iowa Ornithologists' Union | MS 166
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32
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13
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Rare bird documentation form for Red-necked Grebe at Saylorville Reservoir, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-11-08
|
1986-11-22
|
Rare birds documentation form
|
Rare bird documentation for a Red-necked Grebe at Saylorville Reservoir in Polk County, IA on November 8, 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: The yellow bill, size, and light crescent on the cheek eliminates all other grebes. | The original documentation form event lasted from 12:15:00/12:20:00.
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Iowa Ornithologists' Union | MS 166
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32
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13
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Rare bird documentation form for Pine Warbler at Brookside Park in Ames, 1985
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1985-09-04
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Pine Warbler at Brookside Park in Ames in Story County, IA on September 4, 1985.
|
Dinsmore, Stephen J.
|
Pine Warbler
|
Brookside Park
|
Brookside Park, Ames
|
mixed deciduous woodland
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The smaller, thinner bill and faint streaking on the sides eliminate a Yellow-throated Vireo. The white underside of the tail and undercoverts, unstreaked back and lack of prominent streaking on the underparts eliminate Blackpoll Warbler. | The original documentation form event lasted from 17:00:00/17:05:00.
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Iowa Ornithologists' Union | MS 166
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35
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29
|
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Rare bird documentation form for Cattle Egret at Willow Slough, 1988
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1988-03-27
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Cattle Egret at Willow Slough in Mills County, IA on March 27, 1988.
|
Dinsmore, Stephen J.
|
Cattle Egret
|
Willow Slough State Game Management Area
|
Willow Slough, Mills Co.
|
flying around marsh
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The small size eliminates Great Egret. The heavy, yellowish bill, dark legs, and short-necked appearance eliminates Snowy Egret and immature Little Blue Heron (not very likely at this date anyhow). | The original documentation form event lasted from 14:45:00/14:50:00.
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Iowa Ornithologists' Union | MS 166
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32
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21
|
|
Rare bird documentation form for Northern Goshawk at Saylorville Reservoir, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-11-06
|
1986-11-08
|
Rare birds documentation form
|
Rare bird documentation form for a Northern Goshawk at Saylorville Reservoir in Polk County, IA on November 6, 1986.
|
Dinsmore, Stephen J.
|
Northern Goshawk
|
Saylorville Lake
|
Saylorville Reservoir, Polk Co.
|
flying over dam
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The larger size, gray underparts, and white undertail coverts eliminate both Sharp-shinned and Cooper's hawks. | The original documentation form event occurred around 14:55:00.
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Iowa Ornithologists' Union | MS 166
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33
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25
|
|
Rare bird documentation form for Peregrine Falcon south of Sheldahl, 1985
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1985-09-19
|
1985-09-20
|
Rare birds documentation form
|
Rare bird documentation form for a Peregrine Falcon south of Sheldahl in Story County, IA on September 19, 1985.
|
Dinsmore, Stephen J.
|
Peregrine Falcon
|
Sheldahl
|
S. of Sheldahl, Story County
|
open country near town
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The large size, long pointed wings, dark back contrasting with light underparts, and the black hood eliminate all other raptors. | The original documentation form event occurred at 18:15:00.
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Iowa Ornithologists' Union | MS 166
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33
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34
|
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Rare bird documentation form for King Rail at Big Wall Lake, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-09-14
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a King Rail at Big Wall Lake in Wright County, IA on September 14, 1986.
|
Dinsmore, Stephen J.
|
King Rail
|
Big Wall Lake
|
Big Wall Lake, Wright Co.
|
large cattail marsh
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The large size and large bill eliminate Virginia Rail. The rusty (not grayish) underparts eliminate the very similar Clapper Rail (!!). | The original documentation form event occurred around 17:15:00.
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Iowa Ornithologists' Union | MS 166
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33
|
41
|
|
Rare bird documentation form for Northern Goshawk at Ames, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-11-09
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Northern Goshawk at Ames in Story County, IA on November 9, 1986.
|
Dinsmore, Stephen J.
|
Northern Goshawk
|
Ames
|
1 mile s. of Ames, Story Co.
|
flew across road and landed in a tree
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The large size (larger than a crow which landed nearby), gray underparts, and white eyebrow eliminates Cooper's and Sharp-shinned hawks. | The original documentation form event lasted from 14:15:00/14:18:00.
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Iowa Ornithologists' Union | MS 166
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33
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25
|
|
Rare bird documentation form for House Finch at State Forest Nursery, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-09-15
|
1986-09-18
|
Rare birds documentation form
|
Rare bird documentation form for two House Finches at State Forest Nursery in Ames in Story County, IA on September 15, 1986.
|
Dinsmore, Stephen J.
|
House Finch
|
Iowa State Nursery
|
State Forest Nursery, Ames
|
large pine planting
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The lack of a facial pattern eliminated a female Purple Finch. | The original documentation form event lasted from 16:30:00/16:40:00.
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Iowa Ornithologists' Union | MS 166
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35
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82
|
|
Rare bird documentation form for Lesser Golden-Plover at Forney Lake, 1988
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1988-11-23
|
1988-11-26
|
Rare birds documentation form
|
Rare bird documentation form for a Lesser Golden-Plover at Forney Lake in Fremont County, IA on November 23, 1988.
|
Dinsmore, Stephen J.
|
American Golden Plover
|
Forneys Lake
|
Forney L., Fremont Co.
|
with Killdeer on large mudflat
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The dark rump and white underwing eliminates Black-bellied Plover. | The original documentation form event lasted from 13:15:00/14:15:00.
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Iowa Ornithologists' Union | MS 166
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34
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3
|
|
Rare bird documentation form for Dunlin at Big Creek State Park, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-12-02
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Dunlin at Big Creek State Park in Polk County, IA on December 2, 1986.
|
Dinsmore, Stephen J.
|
Dunlin
|
Big Creek State Park
|
Big Creek SP-north end
|
feeding on mudflat
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The dark legs and bill eliminate Purple Sandpiper, one of only a few sandpipers likely to be around this late. All other sandpipers eliminated by the size, dark legs, long, drooping bill, dark breast, and dark, unmarked back and wings. | The original documentation form event lasted from 14:15:00/14:25:00.
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Iowa Ornithologists' Union | MS 166
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34
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24
|
|
Rare bird documentation form for Franklin's Gull at Saylorville Reservoir, 1987
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1987-12-02
|
1987-12-04
|
Rare birds documentation form
|
Rare bird documentation form for two Franklin's Gulls at Saylorville Reservoir in Polk County, IA on December 2, 1987.
|
Dinsmore, Stephen J.
|
Franklin's Gull
|
Saylorville Lake
|
Saylorville Reservoir, Polk Co.-above dam
|
resting with other gulls on large reservoir
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The dark hood and wing pattern eliminate all other gulls except Laughing Gull. The small bill and white bar separating the black wingtip from the rest of the wing eliminates Laughing Gull (in adult plumage). | The original documentation form event lasted from 15:40:00/16:30:00.
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Iowa Ornithologists' Union | MS 166
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34
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32
|
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Rare bird documentation form for White-faced Ibis at Saylorville Reservoir, 1987
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1987-08-08
|
1987-08-09
|
Rare birds documentation form
|
Rare bird documentation form for a White-faced Ibis at Oak Grove Beach in Saylorville Reservoir in Polk County, IA on August 8, 1987.
|
Dinsmore, Stephen J.
|
White-faced Ibis
|
Saylorville Lake
|
Saylorville Reservoir, Polk CO.-Oak Grove Beach
|
landed briefly with gulls and terns on sandy beach
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The complete white border around the base of the bill and the reddish legs eliminate the similar Glossy Ibis. | The original documentation form event lasted from 11:32:00/11:36:00.
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Iowa Ornithologists' Union | MS 166
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32
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25
|
|
Rare bird documentation form for Dunlin at Rice Lake, 1989
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1989-07-16
|
1989-07-22
|
Rare birds documentation form
|
Rare bird documentation form for a Dunlin at Rice Lake in Winnebago County, IA on July 16, 1989.
|
Dinsmore, Stephen J.
|
Dunlin
|
Rice Lake
|
Rice L., Winnebago Co.
|
on large mudflat with other shorebirds
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The combination of the size, plumage, bill shape and length, and light wing stripe eliminates other shorebirds, especially Red Knot and Curlew Sandpiper. | The original documentation form event lasted from 14:40:00/15:04:00.
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Iowa Ornithologists' Union | MS 166
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34
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24
|
|
Rare bird documentation form for Red-necked Grebe at Saylorville Reservoir, 1986
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1986-09-29
|
N/A
|
Rare birds documentation form
|
Rare bird documentation forms for a Red-necked Grebe at Saylorville Reservoir near Jester Park in Polk County, IA on September 29, 1986.
|
Dinsmore, Stephen J.
|
Red-necked Grebe
|
Jester Park
|
Saylorville Reservoir-near Jester Park
|
large lake
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The combination of large size, buffy color on the neck and breast, white throat, and yellowish bill eliminates all other grebes. | The original documentation form event lasted from 17:05:00/17:25:00.
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Iowa Ornithologists' Union | MS 166
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32
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13
|