Documents • Iowa State University • Avian Archives of Iowa Online

Title	Genres	Topics	Date (Start)	Date (End)	Type	Description	Creator/Author	Birds	Locations	Locality	Habitat	Remarks

Rare bird documentation form for 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.	Iowa Ornithologists' Union \| MS 166	35	16
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.	Iowa Ornithologists' Union \| MS 166	32	27
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.	Iowa Ornithologists' Union \| MS 166	33	32
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.	Iowa Ornithologists' Union \| MS 166	34	12
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.	Iowa Ornithologists' Union \| MS 166	33	32
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.	Iowa Ornithologists' Union \| MS 166	32	28
Rare bird documentation form for Ross' Goose at Riverton Game Management Area, 1984	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1984-12-28	1985-01-04	Rare birds documentation form	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.	Iowa Ornithologists' Union \| MS 166	32	28
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.	Iowa Ornithologists' Union \| MS 166	33	10
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.	Iowa Ornithologists' Union \| MS 166	34	29
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.	Iowa Ornithologists' Union \| MS 166	34	7
Rare bird documentation form for Wilson's Phalarope at Riverton Wildlife Area, 1991	Field notes	Birds--Identification Ornithology Rare birds	1991-03-28	N/A	Rare birds documentation form	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.	Iowa Ornithologists' Union \| MS 166	34	29
Rare bird documentation form for Baird's Sandpiper at Riverton Wildlife Area, 1991	Field notes	Birds--Identification Ornithology Rare birds	1991-03-11	1991-03-13	Rare birds documentation form	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.	Iowa Ornithologists' Union \| MS 166	34	22
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	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.	Iowa Ornithologists' Union \| MS 166	33	34
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.	Iowa Ornithologists' Union \| MS 166	35	40
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	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.	Iowa Ornithologists' Union \| MS 166	33	6
Rare bird documentation form for Golden Eagle at Riverton Wildlife Refuge, 1980	Field notes	Birds--Identification Ornithology Rare birds	1980-04-05	1980-06-08	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Riverton Wildlife Refuge in Fremont County, IA on April 5, 1980.	Stone, Tom, Jr.	Golden Eagle	Riverton Wildlife Management Area	Riverton Wildlife Refuge, North End.	Open marshland with some wet woodland and dry cultivated fields nearby.	The documentation form by Tom Stone, Jr. is the only one submitted and forms the basis of this record. \| Elimination of similar species: immature Bald Eagle has some grayish white areas underwings. And does not have golden feathers. \| The original documentation form event lasted from 12:00:00/12:05:00 approximately.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Peregrine Falcon at Riverton Wildlife Management Area, 1984	Field notes	Birds--Identification Ornithology Rare birds	1984-04-27	1984-04-29	Rare birds documentation form	Rare bird documentation form for a Peregrine Falcon at Riverton Wildlife Management Area in Fremont County, IA on April 27, 1984.	Cummins, Raymond L.	Peregrine Falcon	Riverton Wildlife Management Area	Riverton WMA Riverton, Iowa	Open marsh	The documentation form by Raymond L. Cummins is the only one submitted and forms the basis of this record. Other observers include Francis Moore. \| Elimination of similar species: Merlin because of size and Prairie Falcon because of dark back color - All others because of falcon flight. \| The original documentation form event lasted from 14:30:00/14:34:00.	Iowa Ornithologists' Union \| MS 166	33	34
Rare bird documentation form for Yellow-crowned Night Heron at Riverton Wildlife Management Area, 1981	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1981-08-14	1981-11-28	Rare birds documentation form	Rare bird documentation form for a Yellow-crowned Night Heron at Riverton Wildlife Management Area in Fremont County, IA on August 14, 1981.	Newlon, Michael C.	Yellow-Crowned Night Heron	Riverton Wildlife Management Area	Riverton WMA, Fremont Co IA	impound nests w/ marsh vegetation, willows	The documentation form by Mike Newlon is the only one submitted and forms the basis of this record. Other observers include Carl Bendorf and Thomas Staudt. \| Elimination of similar species: spots rather than streaks on mantle & coverts, dark flight feathers, long legs & deep bill eliminate Black-crown. \| The original documentation form event lasted from 16:00:00/16:15:00.	Iowa Ornithologists' Union \| MS 166	32	23
Rare bird documentation form for Eastern Meadowlark west of McCausland, 1988	Field notes	Birds--Identification Birdsongs Ornithology Rare birds	1988-12-22	N/A	Rare birds documentation form	Rare bird documentation form for an Eastern Meadowlark west of McCausland in Scott County, IA on December 22, 1988.	Blevins, Brian L.	Eastern Meadowlark	McCausland	Road just west of McCausland, Iowa.	Pasture with livestock and livestock feeders	The documentation form by Brian Blevins is the only one submitted and forms the basis of this record. Other observers include Ann Barker. \| Elimination of similar species: Western meadowlark - eliminated by Song [sic]. \| The original documentation form event lasted from 14:54:00/14:57:00.	Iowa Ornithologists' Union \| MS 166	35	73
Rare bird documentation form for Glaucous Gull at Roberts Creek Beach at Lake Red Rock, 1983	Field notes	Birds--Identification Ornithology Rare birds	1983-03-05	1983-03-26	Rare birds documentation form	Rare bird documentation form for a Glaucous Gull at Roberts Creek Beach at Lake Red Rock in Marion County, IA on March 5, 1983.	Armstrong, Eugene	Glaucous Gull	Roberts Creek Park	Roberts Creek beach, North side of Lake Red Rock	lake area sand beach	The documentation form by Eugene Armstrong is the only one submitted and forms the basis of this record. Other observers include Dennis Thompson and Eloise Armstrong. \| The original documentation form event lasted from 11:00:00/11:30:00.	Iowa Ornithologists' Union \| MS 166	34	37
Rare bird documentation form for Yellow-throated Warbler at Roberts Riverside Park in Van Buren County, 1981	Field notes	Birds--Behavior Birds--Identification Birdsongs Ornithology Rare birds	1981-04-11	1981-04-27	Rare birds documentation form	Rare bird documentation form for a Yellow-throated Warbler at Roberts Riverside Park in Van Buren County, IA on April 11, 1981.	Sandrock, James P., 1929-	Yellow-throated Warbler	Keosauqua	Roberts Riverside Park - one mile north of Keosauqua, Van Buren County, Iowa on Des Moines River. Bird seen at extreme north end of park.	General: High up in sycamore tree on river bank Specific: Bird varied altitude from 30-75' in sycamore tree; flew to small sapling about 25' in front of me for short time.	The documentation form by James P. Sandrock is the only one submitted and forms the basis of this record. Other observers include Johanna K. Sandrock. \| Elimination of similar species: not yellow-rumped warbler because of white throat and black breast-ring \| The original documentation form event lasted from 11:30:00/12:00:00 estimated.	Iowa Ornithologists' Union \| MS 166	35	28
Rare bird documentation form for Bay-breasted Warbler at Roberts Riverside Park in Van Buren County, 1982	Field notes	Birds--Identification Ornithology Rare birds	1982-04-18	1982-06-09	Rare birds documentation form	Rare bird documentation form for a Bay-breasted Warbler at Roberts Riverside Park in Van Buren County, IA on April 18, 1982.	Sandrock, James P., 1929-	Bay-breasted Warbler	Keosauqua	Roberts Riverside Park, Van Buren County, IA	Oak/sycamores on riverbank	The documentation form by James P. Sandrock is the only one submitted and forms the basis of this record. \| Elimination of similar species: No other bird has this combination of size, coloration, etc. \| The original documentation form event lasted from around 16:00:00/16:01:00 for about ten seconds.	Iowa Ornithologists' Union \| MS 166	35	32
Rare bird documentation form for Common Loon at Rock Creek, 1991	Field notes	Birds--Identification Ornithology Rare birds	1991-10-12	N/A	Rare birds documentation form	Rare bird documentation form for a Common Loon at Rock Creek in Jasper County, IA on October 12, 1991.	Brand, Gordon James	Common Loon	Rock Creek Lake	Rock Creek	reservoir	The documentation form by Gordon Brand is the only one submitted and forms the basis of this record. \| Elimination of similar species: Double-crested Cormorant. These were also present. These birds have a "hook" at end of beak and hold head and beak at an upward angle. \| The original documentation form event lasted around ten minutes.	Iowa Ornithologists' Union \| MS 166	32	10
Rare bird documentation form for Golden Eagle at Rock Township in Cherokee County, 1985	Field notes	Birds--Identification Ornithology Rare birds	1985-02-27	1985-02-28	Rare birds documentation form	Rare bird documentation form for a Golden Eagle at Rock Township in Cherokee County, IA on February 27, 1985.	Brewer, Marion M.	Golden Eagle	Rock Township	Rock township sec 36, Cherokee County	Rolling hills with both pasture and crop land	The documentation form by Marion M. Brewer is the only one submitted and forms the basis of this record. Other observers include Vernon Bierman. \| Elimination of similar species: Bald Eagle, white banded tail and white wing linings, dark head. \| The original documentation form event lasted from 13:45:00/13:55:00.	Iowa Ornithologists' Union \| MS 166	33	31
Rare bird documentation form for Merlin at Rock Valley Wildlife Area, 1994	Field notes	Birds--Identification Ornithology Rare birds	1994-09-21	N/A	Rare birds documentation form	Rare bird documentation form for a Merlin at Rock Valley Wildlife Area in Sioux County, IA on September 21, 1994.	Van Dyk, John, 1936-	Merlin	Rock Wildlife Area	Rock Valley Wildlife Area		The documentation form by John Van Dyk is the only one submitted and forms the basis of this record. \| Elimination of similar species: I had seen Sharp-shinned Hawks in this area a week before, but the pointed wings made me recognize at once I was looking at a falcon. [...] no Kestrel-like head markings. \| The original documentation form event lasted around twenty minutes.	Iowa Ornithologists' Union \| MS 166	33	32