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 Red-throated Loon at Saylorville Lake, 1999	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1999-11-06	N/A	Rare birds documentation form	Rare bird documentation form for a Red-throated Loon at Clear Lake in Polk County, IA on November 6, 1999.	Engebretsen, Bery	Red-throated Loon	Saylorville Lake	Saylorville Lake	above dam	The documentation form by Bery Engebretsen is the only one submitted and forms the basis of this record. Other observers include Dennis Thompson and Jim Dinsmore. \| Elimination of similar species: Small loon, small head slightly upturned beak and head. White visible on flanks. Faint fleck on dark back at tips of feathers. No chin strap, but from front had faint inverted V. Head, neck brownish/gray. Darker on back of neck, top of hood, much lighter chin, front of neck, sides of neck. \| The original documentation form event lasted from 07:30:00/08:30:00.	Iowa Ornithologists' Union \| MS 166	32	8
Rare bird documentation form for Pacific Loon at Red Rock Reservoir, 1998	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1998-10-31	1998-11-01	Rare birds documentation form	Rare bird documentation form for a Red-throated Loon at Red Rock Reservoir in Marion County, IA on October 31, 1998.	Proescholdt, Mark	Pacific Loon	Red Rock Dam	Red Rock Reservoir - Marion County	Big reservoir just above the dam on north side	The documentation form by Mark Proescholdt is the only one submitted and forms the basis of this record. Other observers include Chuck Fuller. \| Elimination of similar species: A Common Loon is bigger with a big bill, has light areas above and in front of eye, and a jagged heavily patterned side of the neck. Red-throated Loon has upturned bill mandibles and the division between dark and light on the neck is not nearly as defined as in a Pacific Loon. \| The original documentation form event lasted from 14:45:00/15:16:00.	Iowa Ornithologists' Union \| MS 166	32	9
Rare bird documentation form for Horned Grebe at New Lake, 1987	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1987-03-27	1987-08-29	Rare birds documentation form	Rare bird documentation form for a Horned Grebe at New Lake in Woodbury County, IA on March 27, 1987.	Livermore, Bob	Horned Grebe	New Lake	New Lake, Woodbury County, Iowa	small Mo. River oxbow with marshy borders	The documentation form by Bob Livermore is the only one submitted and forms the basis of this record. Other observers include Bill Huser and Jerry Probst. \| Elimination of similar species: Eared Grebe: The tuft was starting on a line from the eye and above. Also since the bird was mostly in winter plummage [sic] it still had a very light neck down to water line. \| The original documentation form event lasted from 08:00:00/08:30:00.	Iowa Ornithologists' Union \| MS 166	32	12
Rare bird documentation form for Pacific Loon at Hallett's Quarry at Ames, 1999	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1999-05-12	1999-05-31	Rare birds documentation form	Rare bird documentation form for a Pacific Loon at Hallett's Quarry at Ames in Story County, IA on May 12, 1999.	Proescholdt, Mark	Pacific Loon	Ada Hayden Heritage Park	Hallett's Quarry - north of Ames - (Story County)	Large gravel pit filled with water	The documentation form by Mark Proescholdt is the only one submitted and forms the basis of this record. Other observers include Beth Proescholdt, Hank Zaletel, Jim Dinsmore ,Tom Kent, Russ Widners, etc. \| Elimination of similar species: The chin strap, small size and small bill, and the sharp demarcation line on the side of the neck eliminate Common, Red-throated, and Yellow-billed Loons. No white flank marks eliminate Arctic Loon. \| The original documentation form event lasted from 13:50:00/14:20:00.	Iowa Ornithologists' Union \| MS 166	32	9
Rare bird documentation form for Pacific Loon at Red Rock Reservoir, 1999	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1999-11-06	1999-11-10	Rare birds documentation form	Rare bird documentation form for a Pacific Loon at Red Rock Reservoir in Marion County, IA on November 6, 1999.	Proescholdt, Mark	Pacific Loon	Whitebreast Recreation Area	Red Rock Reservoir - (Marion County) - Whitebreast Area	Large reservoir	The documentation form by Mark Proescholdt is the only one submitted and forms the basis of this record. Other observers include Beth Proescholdt and reported on the Birdline. \| Elimination of similar species: Common Loons have massive bills, are much larger, and have a jagged look to their sides of the neck between dark and light colors. Red-throated Loons are paler in color and do not have that sharp dividing line on its neck but a more gradual merging of colors. \| The original documentation form event lasted from 14:00:00/14:30:00 approximately.	Iowa Ornithologists' Union \| MS 166	32	9
Rare bird documentation form for Common Loon at Cardinal Marsh, 1979	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1979-06-23	1979-08-10	Rare birds documentation form	Rare bird documentation form for a Common Loon at Cardinal Marsh in Winneshiek County, IA on June 23, 1979.	Koenig, Darwin	Common Loon	Cardinal Marsh State Wildlife Area	Cardinal Marsh, Winneshiek County, Iowa	Flat to gently rolling farmland with wooded stream valley. 200 acre marsh; good interspersion of cattails and open water.	The documentation form by Darwin Koenig is the only one submitted and forms the basis of this record. \| Elimination of similar species: Yellow-billed Loon: bill was black not yellow. Other loons: observed bird was larger, big straight bill, green head and checkered back. \| The original documentation form event lasted from 12:10:00/12:20:00.	Iowa Ornithologists' Union \| MS 166	32	10
Rare bird documentation form for Pied-billed Grebe at City Park, 1983	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1983-12-17	N/A	Rare birds documentation form	Rare bird documentation form for a Pied-billed Grebe at City Park in Iowa City in Johnson County, IA on December 17, 1983.	Williams, Ruth	Pied-billed Grebe	Iowa City City Park	Iowa River at City Park, Ia City	open water river	The documentation form by Ruth Williams is the only one submitted and forms the basis of this record. Other observers include Robert Lechner. \| Elimination of similar species: Horned or Eared Grebe smaller size bill shape - shorter or pied [illegible] white only under chin. \| The original documentation form event lasted from 10:00:00/14:00:00.	Iowa Ornithologists' Union \| MS 166	32	11
Rare bird documentation form for Horned Grebe at Tama, 1986	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1986-03-19	1986-03-28	Rare birds documentation form	Rare bird documentation form for a Horned Grebe at Tama in Tama County, IA on March 19, 1986.	Kubik, Nicholas A.	Horned Grebe	Tama	TAMA, IOWA. The surfaced road as it turns west from the airport.	flooded roadside ditch	The documentation form by Nick A. Kubik is the only one submitted and forms the basis of this record. \| Elimination of similar species: The Eared Grebe should have a gray neck in winter or a black neck in summer, but not white. \| The original documentation form event lasted from 15:30:00/15:50:00 (est.).	Iowa Ornithologists' Union \| MS 166	32	12
Rare bird documentation form for Red-necked Grebe at Little Wall Lake in 1984	Field notes Forms (documents)	Birds--Identification Ornithology--Societies, etc Rare birds Wildlife conservation	1984-05-17	N/A	Manuscript, graphic, and printed material	Rare bird documentation form for a Red-necked Grebe at Little Wall Lake in Hamilton County, IA on April 14, 1984.	Bendorf, Carl J.	Red-necked Grebe	Little Wall Lake				Iowa Ornithologists' Union \| MS 166	32	13
Request for more information regarding a Horned Grebe sighting at Terra Lake	Field notes Forms (documents)	Birds--Identification Rare birds	1995-08-13	N/A	Manuscript, graphic, and printed material	Request for more information form regarding a sighting of a Horned Grebe at Terra Lake, August 13, 1995 by Bery Engebretsen.	Engebretsen, Bery	Horned Grebe	Terra Lake				Iowa Ornithologists' Union \| MS 166	32	12
Rare bird documentation form for Red-necked Grebe at Coralville Lake, 1979	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1979-10-28	N/A	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Coralville Lake in Johnson County, IA on October 28, 1979.	Kent, Thomas H. (Thomas Hugh), 1934-	Red-necked Grebe	Jolly Rogers Campground	Coralville Lake, Johnson Co, Iowa	wide area of reservoir near shore, west of Jolly Roger recreation area	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. \| Elimination of similar species: Smaller than Western Grebe, larger than Horned or Eared. Neck-band bill longer than smaller grebe. \| The original documentation form event lasted from 17:40:00/17:45:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Jolly Rogers Recreation Area, 1979	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1979-10-30	1979-10-31	Rare birds documentation form	Rare bird documentation form for Red-necked Grebe at Jolly Rogers Recreation Area at Coralville Reservoir in Johnson County, IA on October 30, 1979.	Shires, Thomas K.	Red-necked Grebe	Jolly Rogers Campground	Jolly Roger recreation area - Coralville Reservoir	Large body of water	The documentation form by Thomas Shires is the only one submitted and forms the basis of this record. Other observers include Tom Kent. \| Elimination of similar species: horned grebe: size, bill, wing patches. \| The original documentation form event lasted from 13:30:00/13:45:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe, April 15,1981	Field notes Forms (documents)	Birds--Identification Rare birds	1981-04-15	N/A	Manuscript, graphic, and printed material	Rare bird documentation form by Robert Myers for a Red-necked Grebe at Waterloo in Black Hawk County, IA on April 12, 1981.	Myers, Robert K.	Red-necked Grebe	Waterloo				Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Martin Marietta Sand Pits, 1981	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1981-04-12	1981-04-13	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Martin Marietta Sand Pits in Waterloo in Black Hawk County, IA on April 12, 1981.	Moore, Francis L.	Red-necked Grebe	East Lake	Martin Marietta Sand Pits, Waterloo, IA (Adjacent to George Wyth S.P.) Black Hawk County	Open water and flooded sand pit	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Tom Stone, Jr. and Bob Myers. \| Elimination of similar species: Stocky appearance, long red neck and large white or gray patch on throat that extended through the auricular and into the nape, distinguished this bird from the Western, Horned, or eared Grebes. \| The original documentation form event lasted from 11:30:00/12:00:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Trumbull Lake, 1981	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1981-05-08	1981-05-10	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Trumbull Lake in Clay County, IA on May 8, 1981.	Brewer, Marion M.	Red-necked Grebe	Trumbull Lake	South end of Trumble [sic] Lake	Large lake with a very marshy edges, edges with cat tails	The documentation form by Marion Brewer is the only one submitted and forms the basis of this record. Other observers include "1 None Birder". \| Elimination of similar species: Larger than eared or horned grebe & was on same end of lake as 7 western grebes. \| The original documentation form event lasted from 17:00:00/17:30:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Lower Pine Lake, 1982	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1982-09-20	1982-11-30	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Lower Pine Lake in Eldora in Hardin County, IA on September 20, 1982.	Harris, Phyllis J.	Red-necked Grebe	Pine Lake State Park	Lower Pine Lake, Eldora, Hardin County	Lower Pine Lake is small, surrounded by trees, marshy habitat in the upper end of the lake. Small island in the middle. Bird was observed between the island and the marshy area.	The documentation form by Phyllis Harris is the only one submitted and forms the basis of this record. \| Elimination of similar species: Loon, because of the size of the neck and head in comparison to the rest of there body. They have larger body. Western Grebe, has thinner bill. \| The original documentation form event lasted from 12:15:00/12:45:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Little Wall Lake, 1984	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1984-04-12	N/A	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Little Wall Lake in Hamilton County, IA on April 12, 1984.	Zaletel, Hank	Red-necked Grebe	Little Wall Lake	Little Wall Lake	Lake	The documentation form by Hank Zaletel is the only one submitted and forms the basis of this record. \| Elimination of similar species: Red-necked Grebe nearly one third bigger than nearby horned grebe. Horned and eared grebes do not have white cheek patch in summer plumage. Winter plumage horned and eared grebes do not have red necks. Red throated loon does not have white cheek patch and back of neck is not red. \| The original documentation form event lasted from 11:45:00/12:00:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Little Wall Lake, 1984	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1984-04-12	N/A	Rare birds documentation form	Rare bird documentation form for Red-necked Grebe at Little Wall Lake in Hamilton County, IA on April 12, 1984.	Dinsmore, James J.	Red-necked Grebe	Little Wall Lake	Little Wall Lake, Hamilton County	open lake	The documentation form by James Dinsmore is the only one submitted and forms the basis of this record. Other observers include Joe Schaufenbuel, Steve Dinsmroe, Mark Dixon, Hank Zaletel, Eugene Armstrong, and Eloise Armstrong. \| Elimination of similar species: Horned/Eared Grebe - size was too large and bill was too long, also no head or ear tufts (we saw a Horned Grebe a few minutes before finding this bird) \| The original documentation form event occurred around 17:00:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Little Wall Lake, 1984	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1984-04-14	N/A	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Little Wall Lake in Hamilton County, IA on April 14, 1984.	Staudt, Thomas J.	Red-necked Grebe	Little Wall Lake	Little Wall Lake Hamilton Co. Iowa	natural lake in the middle of a farming area	The documentation form by Thomas J. Staudt is the only one submitted and forms the basis of this record. Other observers include Carl Bendorf, Tom Kent, and Hank Zaletel. \| Elimination of similar species: Western Grebe is similar in size but has a white neck and breast, black cap but no crest. Horned grebes were present, are smaller, much shorter billed and in breeding plumage have black cheeks. Loons are larger and have short thicker necks. \| The original documentation form event lasted from 07:20:00/07:30:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Little Wall Lake in 1984	Field notes Forms (documents)	Birds--Identification Rare birds	1984-05-28	N/A	Manuscript, graphic, and printed material	Rare bird documentation form by Robert Myers for a Red-necked Grebe at Little Wall Lake in Hamilton County, IA on April 14, 1984.	Myers, Robert K.	Red-necked Grebe	Little Wall Lake				Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Little Wall Lake, 1984	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1984-04-14	N/A	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Little Wall Lake south of Jewell in Hamilton County, IA on April 14, 1984.	Moore, Francis L.	Red-necked Grebe	Little Wall Lake	East side of Little Wall Lake, South of Jewell, Hamilton Co., IA	Open Lake, no cover present close by.	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Bob Myers, Hank Zaletel, Carl Bendorf, Tom Kent, Tom Staudt, and others. \| Elimination of similar species: Much larger and radically different in coloration from the Horned Grebe nearby. \| The original documentation form event lasted from 08:15:00/08:45:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Little Wall Lake, 1984	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1984-04-14	N/A	Rare birds documentation form	Rare bird documentation form for Red-necked Grebe at Little Wall Lake in Hamilton County, IA on April 14, 1984.	Proescholdt, Beth	Red-necked Grebe	Little Wall Lake	Little Wall Lake, Hamilton Co. Iowa	open lake	The documentation form by Beth Proescholdt is the only one submitted and forms the basis of this record. Other observers include Mark Proescholdt, Hank Zalatel, Cal Knight, Bernie Knight, Jim Mairs, Paulene Mairs, and others. \| Elimination of similar species: Horned Grebe - This bird had a reddish neck like a Horned, but was much larger + had no golden ear tufts. \| The original documentation form event lasted from 14:45:00/15:10:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Smith Lake, 1984	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1984-04-17	1984-05-17	Rare birds documentation form	Rare bird documentation form for a Red-necked Grebe at Smith Lake in Kossuth County, IA on April 17, 1984.	Clark, Joe	Red-necked Grebe	Lake Smith	Smith Lake ~ 3 mi. North of Algona IA	Open water of Smith Lake	The documentation form by Joe Clark is the only one submitted and forms the basis of this record. Other observers include Brian Moore. \| Elimination of similar species: Western Grebe - shorter thicker and neck & white cheek patch stuck out like a sore thumb. Horned or eared grebe - much larger, longer neck, white cheek patch. \| The original documentation form event lasted from 13:00:00/13:10:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for Red-necked Grebe at Elk Lake, 1984	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1984-05-21	1984-05-26	Rare birds documentation form	Rare bird documentation form for Red-necked Grebe at Elk Lake in Clay County, IA on May 21, 1984.	Brown, Mike	Red-necked Grebe	Elk Lake	Just south of county road, north of Elk Lake Clay Co. IA T95N R35W Sec. 36	Farm Pond	The documentation form by Mike Brown is the only one submitted and forms the basis of this record. Other observers include Fred Heinz and R.R. Ruthner \| Elimination of similar species: Only other grebe with redneck is Horned Grebe. Horned Grebe is much smaller, has smaller bill, and has ear tufts. Only other long-necked grebe - Western - has white neck and longer, narrower bill. \| The original documentation form event lasted from 14:15:00/14:30:00.	Iowa Ornithologists' Union \| MS 166	32	13
Rare bird documentation form for a Red-throated Loon at Hallett's Quarry at Ames, 1985	Field notes Forms (documents)	Birds--Identification Ornithology Rare birds	1985-10-19	N/A	Rare birds documentation form	Rare bird documentation form for a Red-throated Loon at Hallett's Quarry at Ames in Story County, IA on October 19, 1985.	Dinsmore, Stephen J.	Red-necked Grebe	Ada Hayden Heritage Park	Hallett's Quarry, N. of Ames, Story County	a large, very deep gravel pit	The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Other observers include Kraig Downs, Jim Dinsmore, Paul Martsching, Erik Munson, and "all of Ames". \| Elimination of similar species: Other grebes or loons eliminated by the combination of a large yellow bill, reddish color on neck and head (1 bird), white crescent on cheek (1 bird), striping on cheek (2 birds), large size, large head, and white wing patch. \| The original documentation form event lasted from 12:15:00/12:30:00.	Iowa Ornithologists' Union \| MS 166	32	13