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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 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 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 Black-crowned Night Heron at Saylorville Reservoir, 1986
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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 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 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 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 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 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 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 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
|
|
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 Whimbrel at Riverton Area, 1987
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1987-08-01
|
1987-11-26
|
Rare birds documentation form
|
Rare bird documentation form for a Whimbrel at Riverton Area in Fremont County, IA on August 1 - 2, 1987.
|
Dinsmore, Stephen J.
|
Whimbrel
|
Riverton Wildlife Management Area
|
Riverton A., Fremont Co.
|
feeding on large mudflat with other shorebirds
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Bart Ballard and Ross Silcock. | Elimination of similar species: No other shorebird has the combination of large size, long, decurved bill, dark eyeline, and buffy flight feathers. | The original documentation form event lasted from 14:10:00/16:00:00.
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Iowa Ornithologists' Union | MS 166
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34
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12
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Rare bird documentation form for Greater Yellowlegs at Riverton Wildlife Area, 1988
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1988-03-06
|
1988-03-27
|
Rare birds documentation form
|
Rare bird documentation form for a Greater Yellowlegs at Riverton Wildlife Area in Fremont County, IA on March 6, 1988.
|
Dinsmore, Stephen J.
|
Greater Yellowlegs
|
Riverton Wildlife Management Area
|
Riverton W.A., Fremont Co.
|
feeding with Killdeer on mudflat
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Bart Ballard, Ross Silcock, Babs Padelford, and Loren Padelford. | Elimination of similar species: The size, yellow legs, long bill, and body color eliminates all other shorebirds except Lesser Yellowlegs. Lesser Yellowlegs was eliminated by the call, the large size, and the bill shape. | The original documentation form event lasted from 09:45:00/10:30:00.
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Iowa Ornithologists' Union | MS 166
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34
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7
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Rare bird documentation form for Tundra Swan at Pool 19, 1988
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1988-12-31
|
1989-01-01
|
Rare birds documentation form
|
Rare bird documentation form for seven Tundra Swans at Pool 19 near Montrose in Lee County, IA on December 31, 1988.
|
Dinsmore, Stephen J.
|
Tundra Swan
|
Pool 19
|
Pool 19 of Mississippi R. near Montrose, Lee Co., IA
|
resting on ice on river
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Bart Ballard. | Elimination of similar species: Neck posture and bill shape eliminates Trumpeter and Mute swan. | The original documentation form event lasted from 10:15:00/11:30:00.
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Iowa Ornithologists' Union | MS 166
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33
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1
|
|
Rare bird documentation form for Prairie Falcon at Red Rock Reservoir, 1988
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1988-02-06
|
1988-02-08
|
Rare birds documentation form
|
Rare bird documentation form for a Prairie Falcon at Red Rock Reservoir in Marion County, IA on February 6, 1988.
|
Dinsmore, Stephen J.
|
Prairie Falcon
|
Lake Red Rock
|
Red Rock Reservoir, Marion Co.-near north Elk Rock State Park
|
perched in dead trees over ice
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Bart Ballard. | Elimination of similar species: The large size eliminates American Kestrel and Merlin. The black axillaries, dark whisker, and light crown eliminate Peregrine Falcon and Gyrfalcon | The original documentation form event lasted from 16:18:00/17:05:00.
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Iowa Ornithologists' Union | MS 166
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33
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35
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Rare bird documentation form for Prairie Falcon southeast of Kelley, 1986
|
Field notes
|
Birds--Identification Ornithology--Societies, etc Rare birds
|
1986-12-16
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Prairie Falcon southeast of Kelley in Story County, IA on December 16, 1986.
|
Dinsmore, Stephen J.
|
Prairie Falcon
|
Kelley
|
2 mi. s and 1 mi. e of Kelly [sic], Story Co.
|
perched in a tree over a large, grassy field
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Bart Ballard. | Elimination of similar species: The long tail and pointed wings make the bird a falcon of some sort. The size eliminates Merlin and Am. Kestrel. The black axillaries eliminate Peregrine Falcon and Gyrfalcon. | The original documentation form event lasted from 11:07:00/11:13:00 on December 16 and 08:10:00/08:23:00 on December 17.
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Iowa Ornithologists' Union | MS 166
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33
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35
|
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Rare bird documentation for Western Sandpiper at Roberts Creek area in Red Rock Reservoir, 1987
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1987-09-27
|
N/A
|
Rare birds documentation form
|
Rare bird documentation for a Western Sandpiper at Roberts Creek area in Red Rock Reservoir in Marion County, IA on September 27, 1987.
|
Dinsmore, Stephen J.
|
Western Sandpiper
|
Roberts Creek
|
Red Rock Reservoir, Marion co.-Roberts Creek area
|
feeding with other shorebirds on muddy area
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Bart Ballard. | Elimination of similar species: The long, drooped bill, rufous scapulars, and feeding method rules out Semipalmated Sandpiper and other peeps. | The original documentation form event lasted from 14:26:00/14:56:00.
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Iowa Ornithologists' Union | MS 166
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34
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18
|
|
Rare bird documentation form for Pectoral Sandpiper at Big Creek State Park, 1987
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1987-12-01
|
1987-12-04
|
Rare birds documentation form
|
Rare bird documentation form for a Pectoral Sandpiper at Big Creek State Park in Polk County, IA on December 1, 1987.
|
Dinsmore, Stephen J.
|
Pectoral Sandpiper
|
Big Creek State Park
|
Big Creek State Park, Polk Co.
|
mudflat 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 Bart Ballard. | Elimination of similar species: The size, yellowish legs, and well defined 'necklace' eliminates all other shorebirds except Sharp-tailed Sandpiper. The fact the the [sic] eyeline did not broaden behind the eye and the streaked rather than buffy breast eliminates Sharp-tailed Sandpiper. | The original documentation form event lasted from 16:35:00/16:45:00.
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Iowa Ornithologists' Union | MS 166
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34
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23
|
|
Rare bird documentation form for Prairie Falcon at Saylorville Reservoir, 1988
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1988-10-14
|
1988-10-16
|
Rare birds documentation form
|
Rare bird documentation form for a Prairie Falcon at Saylorville Reservoir in Polk County, IA on October 14, 1988.
|
Dinsmore, Stephen J.
|
Prairie Falcon
|
Jester Park Saylorville Lake
|
Saylorville Reservoir, Polk Co.-along river channel north of Jester Park
|
flying back and forth along river channel
|
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 large size, wing shape, and dark axillaries eliminates all other falcons. | The original documentation form event lasted from 09:25:00/09:36:00.
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Iowa Ornithologists' Union | MS 166
|
33
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35
|
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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.
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Iowa Ornithologists' Union | MS 166
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32
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13
|
|
Rare bird documentation form for Great-tailed Grackle at Forney's Lake, 1985
|
Field notes
|
Birds--Behavior Birds--Identification Ornithology Rare birds
|
1985-07-13
|
1985-07-31
|
Rare birds documentation form
|
Rare bird documentation form for a Great-tailed Grackle at Forney's Lake in Fremont County, IA on July 13, 1985.
|
Dinsmore, Stephen J.
|
Great-tailed Grackle
|
Forneys Lake
|
Forney's Lake, Fremont Co.
|
on mudflat area in middle of marsh
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Beth Proescholdt and Mark Proescholdt. | Elimination of similar species: Eliminated from Common Grackle by larger size (twice the size of other nearby grackles), longer tail and flatter crown. | The original documentation form event lasted from 19:00:00/20:15:00.
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Iowa Ornithologists' Union | MS 166
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35
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77
|
|
Rare bird documentation form for Ibis species at Cedar River at Nashua, 1984
|
Field notes Forms (documents)
|
Birds--Identification Ornithology Rare birds
|
1984-09-29
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for an Ibis species at Cedar River at Nashua in Chickasaw County, IA on September 29, 1984.
|
Dinsmore, Stephen J.
|
Glossy Ibises
|
Nashua
|
flying down Cedar River, Nashua, Chickasaw County
|
River channel with lots of mudflats and marshy areas nearby
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Beth Proescholdt and Mark Proescholdt. | Elimination of similar species: Separated from other herons by the uniformly dark colored body and the long dark decurved bill. | The original documentation form event lasted from 15:50:00/15:52:00.
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Iowa Ornithologists' Union | MS 166
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32
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24
|
|
Rare bird documentation form for Prairie Warbler at the Croton Unit in Shimek State Forest, 1985
|
Field notes
|
Birds--Behavior Birds--Identification Birdsongs Ornithology Rare birds
|
1985-07-06
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Prairie Warbler at the Croton Unit in Shimek State Forest in Lee County, IA on July 6, 1985.
|
Dinsmore, Stephen J.
|
Prairie Warbler
|
Shimek State Forest Wildlife Management Area - Croton Unit
|
Croton Unit, Shimek State Forest, Lee County, IA
|
a scrubby clearing in woods
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Bob Cecil and Jim Sandrock. | Elimination of similar species: other warblers by combination of call, black streaking on sides, distinctive facial pattern, and maroon streaking on back. | The original documentation form event lasted from approximately 10:00:00/10:45:00.
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Iowa Ornithologists' Union | MS 166
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35
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30
|
|
Rare bird documentation form for Ross' Goose at Bays Branch Wildlife Management Area, 1988
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1988-05-06
|
1988-05-07
|
Rare birds documentation form
|
Rare bird documentation form for a Ross' Goose at Bays Branch Wildlife Management Area in Guthrie County, IA on May 6, 1988.
|
Dinsmore, Stephen J.
|
Ross' Goose
|
Bays Branch State Wildlife Area
|
Bays Branch W.M.A., Guthrie Co.
|
with other geese in goose pen area
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Bob Myers, Eugene Armstrong, Eloise Armstrong, and Jim Dinsmore. | Elimination of similar species: Snow Goose eliminated by the size, bill shape and size, and by the lack of a "grin" patch. | The original documentation form event lasted from 12:50:00/18:30:00.
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Iowa Ornithologists' Union | MS 166
|
32
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28
|