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Rare bird documentation form for Cinnamon Teal at Riverton Wildlife Management Area, 1984
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1984-03-17
|
1984-03-19
|
Rare birds documentation form
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Rare bird documentation form for a Cinnamon Teal at Riverton Wildlife Management Area in Fremont County, IA on March 17, 1984.
|
Klaas, Erwin E
|
Cinnamon Teal
|
Riverton Wildlife Management Area
|
Riverton Wildlife Management Area
|
Flooded river bottom. Bird were in ditch next to dike.
|
The documentation form by Erwin E. Klaas is the only one submitted and forms the basis of this record. Other observers include George Karas, Shirley Karas, Ray Alisauskas, and John Hagemann. | Elimination of similar species: Blue-wing males were seen with it. | The original documentation form event lasted from 16:30:00/16:45:00.
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Iowa Ornithologists' Union | MS 166
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33
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6
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Rare bird documentation form for Common Yellowthroat at Riverton Wildlife Area, 1998
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1998-12-29
|
1999-01-04
|
Rare birds documentation form
|
Rare bird documentation form for a Common Yellowthroat at Riverton Wildlife Area in Fremont County, IA on December 29, 1998.
|
Dinsmore, Stephen J.
|
Common Yellowthroat
|
Riverton Wildlife Management Area
|
Riverton W.A., Fremont County, Iowa
|
grassy edge of a frozen canal
|
The documentation form by Stephen J. Dinsmore is the only one submitted and forms the basis of this record. Other observers include W. Ross Silcock. | Elimination of similar species: The combination of an incomplete mask, pattern of yellow on the underparts, lack of wingbars, long tail, and leg color is diagnostic for Common Yellowthroat. | The original documentation form event lasted from 14:25:00/14:40:00.
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Iowa Ornithologists' Union | MS 166
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35
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40
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Rare bird documentation form for Peregrine Falcon at Riverton Wildlife Area, 1984
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1984-04-27
|
N/A
|
Rare birds documentation form
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Rare bird documentation form for a Peregrine Falcon at Riverton Wildlife Area in Fremont County, IA on April 27, 1984.
|
Moore, Francis L.
|
Peregrine Falcon
|
Riverton Wildlife Management Area
|
Riverton W.A., Fremont County, IA
|
Open marshland
|
The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Ray Cummins. | Elimination of similar species: Merlin is smaller without dark mustache patch in front of eye that this bird had. | The original documentation form event lasted from approximately 14:30:00/14:35:00.
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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 Wilson's Phalarope at Riverton Wildlife Area, 1991
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Field notes
|
Birds--Identification Ornithology Rare birds
|
1991-03-28
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N/A
|
Rare birds documentation form
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Rare bird documentation form for a Wilson's Phalarope at Riverton Wildlife Area in Fremont County, IA on March 28, 1991.
|
Dinsmore, Stephen J.
|
Wilson's Phalarope
|
Riverton Wildlife Management Area
|
Riverton W.A., Fremont Co., IA
|
|
The documentation form by Stephen J. Dinsmore is the only one submitted and forms the basis of this record. Other observers include Tanya Bray. | Elimination of similar species: The body shape, bahavior, [sic] and plumage identify the bird as a phalarope. Bill shape eliminates other phalaropes, which would be even more unlikely on this date. | The original documentation form event lasted from 09:30:00/10:45:00.
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Iowa Ornithologists' Union | MS 166
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34
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29
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Rare bird documentation form for Baird's Sandpiper at Riverton Wildlife Area, 1991
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Field notes
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Birds--Identification Ornithology Rare birds
|
1991-03-11
|
1991-03-13
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Rare birds documentation form
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Rare bird documentation form for two Baird's Sandpipers at Riverton Wildlife Area in Fremont County, IA on March 11, 1991.
|
Dinsmore, Stephen J.
|
Baird's Sandpiper
|
Riverton Wildlife Management Area
|
Riverton W.A., Fremont Co., IA
|
|
The documentation form by Stephen J. Dinsmore is the only one submitted and forms the basis of this record. | Elimination of similar species: The dark legs and smaller size eliminates Pectoral Sandpiper. Dark legs also eliminates Least Sandpiper. Other peeps were eliminated by the combination of bill shape, long, slender body shape, scaly upperparts, and call note. | The original documentation form event lasted from 08:15:00/09:10:00.
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Iowa Ornithologists' Union | MS 166
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34
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22
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Rare bird documentation form for Greater Yellowlegs at Riverton Wildlife Area, 1988
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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 Wilson's Phalarope at Riverton Game Management Area, unknown year
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
N/A
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for two Wilson's Phalaropes at Riverton Game Management Area in Fremont County, IA on July 15, unknown year.
|
Silcock, W. Ross
|
Wilson's Phalarope
|
Riverton Wildlife Management Area
|
Riverton GMA, Fremont County
|
It was feeding near the shoreline in dead weeds, mostly on foot, but occasionally in deeper water.
|
The documentation form by Ross Silcock is the only one submitted and forms the basis of this record. Other observers include Bob Myers and Francis Moore. | Elimination of similar species: Other species we considered (albeit briefly) were: Ruff: eliminated by bill size and shape (thin and straight, rather than fairly heavy and thick-based with a slight droop); also eliminated by phalarope feeding actions. Some far out of range Tringa (eg Wood Sandpiper or juv Redshank): legs relatively short; also phalarope feeding actions.
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Iowa Ornithologists' Union | MS 166
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34
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29
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Rare bird documentation form for Ross' Goose at Riverton Game Management Area, 1984
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Field notes Forms (documents)
|
Birds--Identification Ornithology Rare birds
|
1984-12-28
|
1985-01-04
|
Rare birds documentation form
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Rare bird documentation form for two Ross' Geese at Riverton Game Management Area in Fremont County, IA on December 28, 1984.
|
Silcock, W. Ross
|
Ross' Goose
|
Riverton Wildlife Management Area
|
Riverton GMA, Fremont Co, IA
|
Lake; Roosting Area for Snow Geese
|
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: Snow Goose -Bill Shape, Size & Color. | 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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32
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28
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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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33
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10
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Rare bird documentation form for Ross' Goose at Riverton Game Management Area, 1981
|
Field notes Forms (documents)
|
Birds--Identification Ornithology Rare birds
|
1981-12-19
|
1982-01-19
|
Rare birds documentation form
|
Rare bird documentation form for a Ross' Goose at Riverton Game Management Area in Fremont County, IA on December 19, 1981.
|
Silcock, W. Ross
|
Ross' Goose
|
Riverton Wildlife Management Area
|
Riverton G.M.A. Fremont Co. Iowa
|
Swamp, surrounded by farmland
|
The documentation form by Ross Silcock is the only one submitted and forms the basis of this record. Other observers include Barb Wilson. | Elimination of similar species: Snow Goose eliminated by 1 size comparison 2 wing beat speed 3 possibly by reduced black in underwings tips - juvenile? | 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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32
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28
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Rare bird documentation form for Merlin at Riverton Area, 1988
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1988-12-27
|
1988-12-28
|
Rare birds documentation form
|
Rare bird documentation form for a Merlin at Riverton Area in Fremont County, IA on December 27, 1988.
|
Dinsmore, Stephen J.
|
Merlin
|
Riverton Wildlife Management Area
|
Riverton A., Fremont Co., IA
|
flying over large lake
|
The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Ross Silcock. | Elimination of similar species: The small size, lack of any obvious facial pattern, and lack of dark axillars eliminates Peregrine and Prairie Falcons. The brown upperparts, barred tail, streaked underparts, and more powerful wingstrokes eliminate Am. Kestrel. | The original documentation form event occurred at approximately 08:15:00/08:17:00.
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Iowa Ornithologists' Union | MS 166
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33
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32
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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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12
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Rare bird documentation form for Merlin at Riverside Township in Fremont County, 1978
|
Field notes
|
Birds--Identification Ornithology--Societies, etc Rare birds
|
1978-03-19
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Merlin at Riverside Township in Fremont County, IA on March 19, 1978.
|
Silcock, W. Ross
|
Merlin
|
Riverside Township
|
Riverside Twp Fremont Co, Iowa
|
Nishnabotna River Bottom, Corn stubble fields (frozen)
|
The documentation form by W. Ross Silcock is the only one submitted and forms the basis of this record. | Elimination of similar species: Accipiters- Wings were pointed, not rounded, and bird did not sail, but flew with rapid, continuous strokes. | The original documentation form event lasted from 09:30:00/09:30:10.
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Iowa Ornithologists' Union | MS 166
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33
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32
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Rare bird documentation form for Goose species at Riverside Cemetery in Marshalltown, 1993
|
Field notes Forms (documents)
|
Birds--Identification Ornithology Rare birds
|
1993-10-06
|
1993-11-16
|
Rare birds documentation form
|
Rare bird documentation form for a Goose species at Riverside Cemetery in Marshalltown in Marshall County, IA on October 6, 1993.
|
Stegmann, Mike
|
Ducks, Geese, Swans
|
Riverside Cemetery
|
Riverside Cemetary [sic], Marshalltown, Marshall County, Iowa.
|
Man made pond
|
The documentation form by Mike Stegmann is the only one submitted and forms the basis of this record. Other observers include Garry Brandenburg. | Elimination of similar species: Canada Goose and Snow Goose - show characteristics of both species. | The original documentation form event lasted from 13:30:00/16:00:00.
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Iowa Ornithologists' Union | MS 166
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32
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27
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Rare bird documentation form for Bohemian Waxwing at River Heights in north Iowa City, 1978
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1978-01-27
|
1978-01-29
|
Rare birds documentation form
|
Rare bird documentation form for a Bohemian Waxwing at River Heights in north Iowa City in Johnson County, IA on January 27, 1978.
|
Halmi, Nicholas S.
|
Bohemian Waxwing
|
Iowa City
|
River Heights, 4 miles n. of Iowa City (my yard)
|
General: suburban yard Specific: in berry-bearing cranberry bushes
|
The documentation form by Nicholas Halmi is the only one submitted and forms the basis of this record. | Elimination of similar species: Cedar Waxwing | The original documentation form event occurred around 13:20:00.
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Iowa Ornithologists' Union | MS 166
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35
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16
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Rare bird documentation form for Prairie Falcon at Ringgold Wildlife Area, 1988
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1988-04-22
|
1988-06-03
|
Rare birds documentation form
|
Rare bird documentation form for a Prairie Falcon at Ringgold Wildlife Area in Ringgold County, IA on April 22, 1988.
|
Petersen, Peter C.
|
Prairie Falcon
|
Ringgold State Wildlife Area
|
Ringold [sic] Wildlife Area, Ringold [sic] Co. IA
|
Overgrown pasture with scattered wooded areas.
|
The documentation form by Peter C. Petersen is the only one submitted and forms the basis of this record. Other observers include Gil Sandvick. | Elimination of similar species: Peregrine Falcon - would lack black axillaries, facial marking would be darker. Merlin - much smaller, facial markings much less distinct, lacks black axillaries. | The original documentation form event lasted from 18:10:00/18:15:00.
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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 Northern Goshawk at Rigby Farm in Laurens, 1983
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1983-04-14
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Northern Goshawk at Rigby Farm, Laurens in Pocahontas County, IA on April 14, 1983.
|
Rigby, Joyce
|
Northern Goshawk
|
Laurens
|
Rigby Farm,
|
Farm grove, shrubbry in backyard
|
The documentation form by Joyce Rigby is the only one submitted and forms the basis of this record. Other observers include Dick Rigby. | 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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33
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25
|
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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
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Rare bird documentation form for Barn Owl at Eden Township in Marshall County, 1978
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1978-10-29
|
1978-10-31
|
Rare birds documentation form
|
Rare bird documentation form for a Barn Owl at Eden Township in Marshall County, IA on October 29, 1978.
|
Jones, Greig D.
|
Barn Owl
|
Eden Township
|
Rhodes Farm, Iowa, Marshall Co., Eden Twnsp, T82N, R20W, Sec 20
|
pastured farmland scattered with woodlots, several ponds, & 1 main stream Perched in a dead cottonwood located along a run of trees which bounded a moist grassy travelway for cattle
|
The documentation form by Greg D. Jones is the only one submitted and forms the basis of this record. | Elimination of similar species: The Barn Owl is a fairly distinctive species. Its uniformly cream breast, short neck, and dual face eliminate other species of owls & hawks commonly found in central Iowa farmlands. | The original documentation form event lasted from 11:05:00/11:05:20.
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Iowa Ornithologists' Union | MS 166
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34
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48
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Rare bird documentation form for Summer Tanager at West Spencer, 1991
|
Field notes
|
Birds--Behavior Birds--Identification Ornithology Rare birds
|
1991-10-27
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Summer Tanager at West Spencer in Clay County, IA on October 27, 1991.
|
Schoenewe, Lee A.
|
Summer Tanager
|
Spencer
|
Residential neighborhood along Little Sioux River in West Spencer, Clay Co., Iowa
|
Shrubs + trees along river
|
The documentation form by Lee A. Schoenewe is the only one submitted and forms the basis of this record. Other observers include Nancy Schoenewe. | Elimination of similar species: Cardinal - Lacked crest + black face, longer bill Scarlet Tanager - wings and tail were red | The original documentation form event occurred around 12:30:00.
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Iowa Ornithologists' Union | MS 166
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35
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44
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Rare bird documentation form for Black-legged Kittiwake at Red Rock Dam, 1990
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1990-12-25
|
1991-12-25
|
Rare birds documentation form
|
Rare bird documentation form for a Black-legged Kittiwake at Red Rock Dam in Marion County, IA on December 25, 1990.
|
Cummins, Raymond L.
|
Black-legged Kittiwake
|
Red Rock Dam
|
Redrock dam below spillway Marion Co.
|
Generally stayed on the water at all times.
|
The documentation form by Raymond L. Cummins is the only one submitted and forms the basis of this record. Other observers include Bob Myers, Eugene Armstrong, and Eloise Armstrong. | Elimination of similar species: Thick black collar eliminates all others. | The original documentation form event lasted from 10:00:00/11:00:00.
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Iowa Ornithologists' Union | MS 166
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34
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40
|
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Rare bird documentation form for Herring Gull at Red Rock Reservoir, 1991
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1991-01-04
|
1991-01-23
|
Rare birds documentation form
|
Rare bird documentation form for a Herring Gull at Red Rock Reservoir in Marion County, IA on January 4, 1991.
|
Kent, Thomas H. (Thomas Hugh), 1934-
|
Herring Gull
|
Lake Red Rock
|
Red Rock Reservoir, Marion County, Iowa
|
Des Moines River below dam, water mostly open with ice on edges
|
The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Other observers include Jim Fuller and Tim Barksdale. | Elimination of similar species: The color of the back and obvious window in the inner primaries, as well as the rest of the feather tracts, all fit 2nd winter Herring Gull and seem to exclude Lesser Black-backed Gull. The soft parts were somewhat atypical, but I was not bothered much by this because I have seen much variation in Herring Gulls. | The original documentation form event lasted from 08:10:00/08:25:00 and 12:45:00/13:00:00 (approximate)
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Iowa Ornithologists' Union | MS 166
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34
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34
|
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Rare bird documentation form for Eared Grebe at Red Rock Reservoir, 1998
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1998-12-19
|
1999-01-04
|
Rare birds documentation form
|
Rare bird documentation form for an Eared Grebe at Red Rock Reservoir in Marion County, IA on December 19, 1998.
|
Dinsmore, Stephen J.
|
Eared Grebe
|
Lake Red Rock
|
Red Rock Reservoir, Marion County, Iowa
|
large lake
|
The documentation form by Stephen J. Dinsmore is the only one submitted and forms the basis of this record. Other observers include Maridel Jackson. | Elimination of similar species: The only species this bird could have been confused with was Horned Grebe. The combination of head shape, smaller, thinner bill, darker foreneck and cheek, and white 'crescent' mark on cheek eliminated Horned Grebe in basic plumage. | The original documentation form event lasted from 09:14:00/10:05:00.
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Iowa Ornithologists' Union | MS 166
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32
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14
|
|
Rare bird documentation form for Lesser Black-backed Gull at Red Rock Reservoir, 1997
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1997-12-26
|
1998-01-06
|
Rare birds documentation form
|
Rare bird documentation form for a Lesser Black-backed Gull at Red Rock Reservoir in Marion County, IA on December 26, 1997 and December 30, 1997.
|
Dinsmore, Stephen J.
|
Lesser Black-backed Gull
|
Lake Red Rock
|
Red Rock Reservoir, Marion Co., IA (below dam)
|
river below dam
|
The documentation form by Stephen J. Dinsmore is the only one submitted and forms the basis of this record. Other observers include James J. Dinsmore, Kay Niyo, and many other observers. | Elimination of similar species: The combination of size, dark gray mantle, yellow legs and bill pattern eliminates other gulls, especially Great Black-backed, California, and Slaty-backed. | The original documentation form event lasted from 14:05:00/16:55:00 on December 26, 1997 and 13:40:00/16:05:00 on December 30, 1997.
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Iowa Ornithologists' Union | MS 166
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34
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36
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Rare bird documentation form for Black-legged Kittiwake at Red Rock Reservoir, 1996
|
Field notes
|
Birds--Identification Ornithology Rare birds
|
1996-11-30
|
N/A
|
Rare birds documentation form
|
Rare bird documentation form for a Black-legged Kittiwake at Red Rock Reservoir in Marion County, IA on November 30, 1996.
|
Dinsmore, Stephen J.
|
Black-legged Kittiwake
|
Lake Red Rock
|
Red Rock Reservoir, Marion Co., IA
|
large lake
|
The documentation form by Stephen J. Dinsmore is the only one submitted and forms the basis of this record. Other observers include Jim Sinclair. | Elimination of similar species: The black collar and wing and tail patterns eliminate all other gulls. | The original documentation form event lasted from 15:05:00/15:21:00.
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Iowa Ornithologists' Union | MS 166
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34
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40
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