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

Records Committee review for rare bird sighting for Ivory Gull at Rathbun Reservoir, 1975	Administrative records Clippings (information artifacts) Correspondence Field notes	Bird watching Ornithology Ornithology--Societies, etc	1975-12-20	1999-04-02	Rare birds documentation form	Records Committee review for an Ivory Gull at Lake Rathbun in Appanoose County, IA on December 20, 1975. Includes a record review document with votes, an article in Iowa Bird Life, request for reconsideration, correspondence about the sighting and review including an unreviewed documentation form, and a documentation form submitted to the committee and reviewed.	Ayres, Charles C., Jr.	Ivory Gull	Rathbun Lake	Rathbun Lake in Appanoose County, Iowa, 7 miles north of Centerville. Surface area 11,000 acres, about 180 miles of shoreline. Corps of Engineers project.		The documentation form by Charles C. Ayres, Jr. is the only one reviewed and forms the basis of this record. Another documentation form by Tom Johnson was submitted and not reviewed. Other observers include Blossom H. Hallberg, Virgil Corzette, Jean Corzette, Darlene Ayres, Gary Wymore, and Madeline Wymore. \| The original documentation form event lasted from 13:15:00/13:28:00.	Iowa Ornithologists' Union \| MS 166	11	12
Records Committee review for rare bird sighting for Gull-billed Tern at Engineer's Cantonment, circa 1819	Administrative records Clippings (information artifacts) Field notes	Birds--Identification Rare birds	1823-01-01	1993-08-26	Manuscript, graphic, and printed material	Records Committee review for Gull-billed Terns at Engineer's Cantonment in Iowa circa 1819. Includes a record review document with votes, the original sighting record found in the publication Account of an Expedition from Pittsburgh to the Rocky Mountains Performed in the Years 1819 and 1820 by Edwin James seen by Thomas Say, and referenced by another publication.	Iowa Ornithologists' Union Records Committee	Gull-billed Tern	Iowa				Iowa Ornithologists' Union \| MS 166	11	13
Records Committee review for rare bird sighting for Gull-billed Tern in Iowa before 1870	Administrative records Clippings (information artifacts) Field notes	Birds--Identification Rare birds	1823-01-01	1993-08-26	Manuscript, graphic, and printed material	Records Committee review for Gull-billed Terns in Iowa before 1870. Includes a record review document with votes, the original sighting record found in the publication A Catalogue of the Birds of Iowa by J.A. Allen in White's Geological Survey in 1870, and referenced by another publication.	Iowa Ornithologists' Union Records Committee	Gull-billed Tern	Iowa				Iowa Ornithologists' Union \| MS 166	11	13
Records Committee review for rare bird sighting for Sabine's Gull at Ventura Marsh Wildlife Management Area in 1970	Administrative records Clippings (information artifacts) Correspondence Field notes	Birds--Identification Ornithology--Methodology Rare birds	1971-06-01	1994-02-04	Manuscript, graphic, and printed material	Records Committee review for a Sabine's Gull at Ventura Marsh Wildlife Management Area in Cerro Gordo County, IA on September 25, 1970. Includes a record review document with votes, the original sighting record found in the publication Field Reports in Iowa Bird Life 41:27 by Woodward H. Brown seen by Pearl Knoop, and letters between Pearl Knoop and Thomas Kent about the bird sighting as well as a more recent one at Saylorville Lake.	Iowa Ornithologists' Union Records Committee	Sabine's Gull	Ventura Marsh Wildlife Management Area				Iowa Ornithologists' Union \| MS 166	11	9
Records Committee review for rare bird sighting for Sabine's Gull at Scott County before 1933	Administrative records Clippings (information artifacts) Field notes	Birds--Identification Rare birds Zoological specimens	1933-12-01	1994-02-04	Manuscript, graphic, and printed material	Records Committee review for Sabine's Gull at Scott County, IA before 1933. Includes a record review document with votes and the original sighting record found in the publication Revised List of Birds of Iowa by Philip A. DuMont seen by W.L. Allen.	Iowa Ornithologists' Union Records Committee	Sabine's Gull	Scott County				Iowa Ornithologists' Union \| MS 166	11	9
Records Committee review for rare bird sighting for Sabine's Gull near Burlington in 1894	Administrative records Clippings (information artifacts) Field notes	Birds--Identification Rare birds Birds--Collection and preservation Zoological specimens	1899-01-01	1994-02-04	Manuscript, graphic, and printed material	Records Committee review for a Sabine's Gull near Burlington in Des Moines County, IA on October 12, 1894. Includes a record review document with votes, the original sighting record found in the publication Xema sabinii and Chordeiles virginianus sennetti - additions to the Iowa avifauna in Auk 16:86 by Paul Bartsch, and referenced by four other publications.	Iowa Ornithologists' Union Records Committee	Sabine's Gull	Burlington				Iowa Ornithologists' Union \| MS 166	11	9
Records Committee review for rare bird sighting for Sabine's Gull near Burlington in 1891	Administrative records Clippings (information artifacts) Field notes Photographs	Birds--Identification Rare birds Birds--Collection and preservation Zoological specimens	1899-01-01	1994-02-04	Manuscript, graphic, and printed material	Records Committee review for a Sabine's Gull near Burlington in Des Moines County, IA on October 15, 1891. Includes a record review document with votes, a photograph of the specimen, the original sighting record found in the publication Xema sabinii and Chordeiles virginianus sennetti - additions to the Iowa avifauna in Auk 16:86 by Paul Bartsch, and referenced by four other publications.	Iowa Ornithologists' Union Records Committee	Sabine's Gull	Burlington				Iowa Ornithologists' Union \| MS 166	11	9
Records Committee review for rare bird sighting for Great Black-backed Gull at Moline, IL in 1963	Administrative records Clippings (information artifacts) Field notes	Birds--Identification Rare birds	1963-12-01	1993-08-19	Manuscript, graphic, and printed material	Records Committee review for two Great Black-backed Gulls at Moline, IL on February 10, 1963. Includes a record review document with votes and the original sighting record found in the publication Audubon Field Notes 17:328 seen by Elton Fawks and Sergej Postupalsky.	Iowa Ornithologists' Union Records Committee	Great Black-backed Gull	Moline				Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting for Great Black-backed Gull in Iowa before 1870	Administrative records Clippings (information artifacts) Field notes	Birds--Identification Rare birds	1870-01-01	1993-08-19	Manuscript, graphic, and printed material	Records Committee review for Great Black-backed Gulls in Iowa before 1870. Includes a record review document with votes, the original sighting record found in the publication A Catalogue of the Birds of Iowa by J.A. Allen, and referenced by another publication.	Iowa Ornithologists' Union Records Committee	Great Black-backed Gull	Iowa				Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting for Iceland Gull at Lock and Dam 14 near Davenport in 1975	Administrative records Clippings (information artifacts) Field notes	Birds--Identification Rare birds	1975-03-01	1993-09-03	Manuscript, graphic, and printed material	Records Committee review for an Iceland Gull at Lock and Dam 14 near Davenport in Scott County, IA on January 28, 1975. Includes a record review document with votes and the original sighting record found in the publication First Iceland Gull for Iowa in Iowa Bird Life 45:23 by Peter C. Petersen.	Iowa Ornithologists' Union Records Committee	Iceland Gull	Lock and Dam 14				Iowa Ornithologists' Union \| MS 166	11	4
Records Committee review for rare bird sighting for Herring Gull at Red Rock Reservoir in Marion County in 1989	Administrative records Photographs	Birds--Identification Photography of birds Rare birds	1989-11-11	1996-04-24	Manuscript, graphic, and printed material	Records Committee review for Herring Gulls at Red Rock Reservoir in Marion County, IA on November 11, 1989. Includes a record review document with votes, a request for reconsideration, a photocopy of two photographs, and two photographs of the gulls by Doug Rose.	Iowa Ornithologists' Union Records Committee	Herring Gull	Lake Red Rock				Iowa Ornithologists' Union \| MS 166	11	2
Records Committee review for rare bird sighting of Royal Tern at Pool 18 in Des Moines County, 1989	Administrative records Correspondence Field notes Photographs	Bird watching Ornithology Ornithology--Societies, etc	1989-08-20	1993-08-06	Rare birds documentation form	Records Committee review for a Royal Tern at Pool 18 in Des Moines County, IA on August 20, 1989. Includes a record review document with votes, correspondence relevant to the bird sighting and review, four photographs, and three documentation forms submitted to the committee.	Fuller, James L	Royal Tern	Pool 18	Sandbar in Pool #18 - Mississippi River	Mississippi River	The documentation form by Jim Fuller is the earliest and the one that forms the basis of this record. Other documentation forms by Peter C. Petersen as well as Cal Knight and Bernie Knight were submitted later. Other observers include Clint Van Fossen, Sue Clevenstine, Chuck Fuller, Eugene Armstrong, and Eloise Armstrong. \| Elimination of similar species: Larger than Common or Forster's Tern (2 Fortser's were also standing in area) differed from Caspian in slightly smaller size, orange and slimmer bill, white forehead, and light underwing primaries. \| The original documentation form event lasted from 19:15:00/19:30:00 on August 20, 1989 and 18:33:00/19:15:00 on August 27, 1989.	Iowa Ornithologists' Union \| MS 166	11	14
Records Committee review for rare bird sighting for Ivory Gull at Red Rock Reservoir Dam, 1990	Administrative records Clippings (information artifacts) Field notes	Bird watching Ornithology Ornithology--Societies, etc	1990-12-24	1999-10-15	Rare birds documentation form	Records Committee review for an Ivory Gull at Red Rock Reservoir Dam in Marion County, IA on December 24, 1990. Includes a record review document with votes, an Iowa Bird Life article and front page, a page from American Birds, an article in Knoxville Journal Express, and eleven documentation forms submitted to the committee.	Dinsmore, Stephen J.	Ivory Gull	Red Rock Dam	below Red Rock Reservoir dam, Marion Co., IA		The documentation form by Steve Dinsmore forms the basis of this record. Other documentation forms by Ann Johnson, Mark Proescholdt, Randall Pinkston, Thomas H. Kent, Raymond Cummins, Jim Fuller, Carl Bendorf, Tanya Bray, Peter Petersen, and Diane Porter were submitted. Other observers include James Huntington, Alan Grenon, Rick Wright, Jim Scheib, Eloise Armstrong, Eugene Armstrong, Bob Myers, B.J. Rose, Ken Lowder, John Daniel, Carol Thompson, Tim Schantz, Reid Allen, Pam Allen, Beth Proescholdt, Beth Brown, Curt Nelson, Babs Padelford, Loren Padelford, Dick Tetrault, Jim Dinsmore, Kelly McKay, Mary Lou Petersen, and many unidentified observers. \| Elimination of similar species: The bird was really quite distinctive and not likely to be confused with any other gull. The white plumage, black legs, bill shape and color, dark area at base of bill, and pattern of black spots on wings and body eliminates all other gulls. \| The original documentation form event lasted from 13:02:00/16:54:00 on December 24, 1990.	Iowa Ornithologists' Union \| MS 166	11	12
Records Committee review for rare bird sighting for Ross's Gull at Lake Manawa, 1997	Administrative records Clippings (information artifacts) Field notes	Birds--Identification Ornithology Rare birds	1997-12-27	2000-11-24	Rare birds documentation form	Records Committee review for a Ross's Gull at Lake Manawa in Pottawattamie County, IA on December 27, 1997. Includes a record review document with votes, an article in Iowa Bird Life, and five documentation forms submitted to the committee.	Padelford, Babs Padelford, Loren	Ross's Gull	Lake Manawa	Lake Manawa, Pottawattamie County, Iowa		The documentation form by Babs and Loren Padelford forms the basis of this record. Other documentation forms by Ross Silcock, Duane E. Bright, Stephen J. Dinsmore, and Jerry Probst and Bill Huser were submitted. Other observers include Gordon Brown, Sandra Kovanda, Jim Kovanda, R. Craig Hensley, and other unidentified observers. \| Elimination of similar species: [...] Since it was the only gull on the lake, the only birds to compare it with were Ruddy Ducks which appeared smaller and a drake Common Merganser which was larger than the gull. \| The original documentation form event lasted from 10:30:00/11:00:00 and 15:15:00/16:15:00.	Iowa Ornithologists' Union \| MS 166	11	11
Records Committee review for rare bird sighting for Ross's Gull at Red Rock Dam, 1997	Administrative records Clippings (information artifacts) Field notes Photographs	Bird watching Ornithology Ornithology--Societies, etc	1997-12-13	2000-11-24	Rare birds documentation form	Records Committee review for a Ross's Gull at Red Rock Dam in Marion County, IA on December 13, 1997. Includes a record review document with votes, three photographs, an article in Field Notes, excerpts from Iowa Bird Life, and six documentation forms submitted to the committee.	Sinclair, Jim	Ross's Gull	Red Rock Dam	below dam at Red Rock		The documentation form by Jim Sinclair forms the basis of this record. Other documentation forms by Chris Edwards, Michael D. Overton, Mark Proescholdt, Thomas H. Kent, and Jim Fuller were submitted. Other observers include Chris Fuller, Chuck Fuller, Jim Dinsmore, Aaron Brees, Bob Domalgoski, Jerry O'Brien, James Huntington, John Cordell, Rick Hollis, Cal Knight, Bernie Knight, James Durbin, Joyce Durbin, Ann Johnson, Hank Zaletel, Alan Miller, Jan Walter, Dixie Overton, Curt Nelson, Jim Sandrock, Rick Trief, Chris Caster, Eugene Armstrong, Eloise Armstrong, Pam Allen, Reid Allen, and other unidentified observers. \| Elimination of similar species: nothing else really looks like a Ross' Gull \| The original documentation form event lasted from 08:15:00/08:25:00.	Iowa Ornithologists' Union \| MS 166	11	11
Records Committee review for rare bird sighting of Ross's Gull in Red Rock Dam, 1993	Administrative records Clippings (information artifacts) Field notes Photographs	Bird watching Ornithology Ornithology--Societies, etc	1993-10-31	1995-07-08	Rare birds documentation form	Records Committee review for a Ross's Gull in Red Rock Dam in Marion County, IA on October 31, 1993. Includes a record review document with votes, six photographs, an article in Iowa Bird Life, an article in American Birds, and eight documentation forms submitted to the committee.	Fuller, James L	Ross's Gull	Red Rock Dam	Below the Red Rock Reservoir Dam (Marion County).		The documentation form by Jim Fuller forms the basis of this record. Other documentation forms by Ann Johnson, Thomas H. Kent, Mark Proescholdt, Randy Pinkston, Peter C. Petersen, Pam Allen, and Raymond Cummins were submitted. Other observers include Pete Wickham, Dick Tetrault, Beth Brown, Tom Johnson, Jim Sinclair, Jim Durbin, Joyce Durbin, Gladys Black, Russ Widner, Ken Lowder, Brian Blevins, Kelly McKay, Reid Allen, Beth Proescholdt, Eugene Armstrong, Eloise Armstrong, and many unidentified observers. \| Elimination of similar species: No other small gull has the combination of a pink wash on underparts and head, orange-red legs, very small black bill, nape line, and wedge-shaped tail. \| The original documentation form event lasted from 08:35:00/11:30:00.	Iowa Ornithologists' Union \| MS 166	11	11
Records Committee review for rare bird sighting for Black-legged Kittiwake at Lake Rathbun, 1998	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1998-04-26	2000-11-24	Rare birds documentation form	Records Committee review for a Black-legged Kittiwake at Lake Rathbun in Appanoose County, IA on April 26, 1998. Includes a record review document with votes and two documentation forms submitted to the committee.	Johnson, Thomas N.	Black-legged Kittiwake	Rathbun Lake	Lake Rathbun	Boat ramp (closed off) on Lake Rathbun	The documentation form by Tom Johnson forms the basis of this record. Another documentation form by Ray Cummins was submitted. Another observer is Mike Stevens. \| Elimination of similar species: Bonaparte's gull - no black area on neck- wing pattern different. \| The original documentation form event lasted from 16:30:00/17:10:00.	Iowa Ornithologists' Union \| MS 166	11	10
Records Committee review for rare bird sighting of Black-legged Kittiwake in Waterloo, 1997	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1997-12-21	2000-11-24	Rare birds documentation form	Records Committee review of a Black-legged Kittiwake in Waterloo in Black Hawk County, IA on December 21, 1997. Includes a record review document with votes and a documentation form submitted to the committee.	Moore, Francis L.	Black-legged Kittiwake	Waterloo	On South Side of Cedar River between Cedar Falls and Waterloo opposite George Wyth S.P.	Open river front	The documentation form by Francis L. Moore is the only one submitted and forms the basis of this record. Other observers include Al Brown, Opal Uher, Maurice Hanson, Tom Stone, and Ruby Hanson. \| Elimination of similar species: No other adult gull has this combination of fieldmarks, all yellow bill, black legs, black outer primaries, smudge on back of head onto the nape, black eyes, rest of body all white, white slightly forked tail. \| The original documentation form event lasted from 13:10:00/13:20:00.	Iowa Ornithologists' Union \| MS 166	11	10
Records Committee review for rare bird sighting of Black-legged Kittiwake in Red Rock Dam, 1997	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1997-12-17	2000-11-24	Rare birds documentation form	Records Committee review of a Black-legged Kittiwake in Red Rock Dam in Marion County, IA on December 17, 1997. Includes a record review document with votes and two documentation forms submitted to the committee.	Fuller, James L	Black-legged Kittiwake	Red Rock Dam	Red Rock Reservoir Dam (Marion County)		The documentation form by Jim Fuller forms the basis of this record. Another documentation form by Michael D. Overton was submitted. Other observers include Chuck Fuller, Chris Fuller, Aaron Brees, Bob Domalgoski, Mark Proescholdt, Janice Walter, Chris Wood, Curt Nelson, and numerous unidentified observers. \| Elimination of similar species: Winter adult Franklin's Gull has a black bill, darker mantle, and lacks the obvious dark markings behind the eye and on the nape. Ring-billed Gull has more massive bill with black ring, yellow legs, yellow eye, and streaking on neck and head. \| The original documentation form event lasted from 08:45:00/09:30:00.	Iowa Ornithologists' Union \| MS 166	11	10
Records Committee review for rare bird sighting of Black-legged Kittiwake in Lock and Dam 19 in Keokuk, 1995	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1995-12-18	2000-11-20	Rare birds documentation form	Records Committee review of a Black-legged Kittiwake in Lock and Dam 19 in Keokuk in Lee County, IA on December 18, 1995. Includes a record review document with votes and a documentation form submitted to the committee.	Dinsmore, Stephen J.	Black-legged Kittiwake	Lock Number 19	Lock and Dam 19, Keokuk, Lee Co.	below large dam on river	The documentation form by Stephen J. Dinsmore is the only one submitted and forms the basis of this record. \| Elimination of similar species: The combination of size, bill color, and wing and tail patterns is diagnostic of a first-basic Black-legged Kittiwake. \| The original documentation form event lasted from 07:50:00/08:45:00 and 16:10:00/16:30:00.	Iowa Ornithologists' Union \| MS 166	11	10
Records Committee review for rare bird sighting of Black-legged Kittiwake at Lake Manawa, 1995	Administrative records Clippings (information artifacts) Field notes Photographs	Bird watching Ornithology Ornithology--Societies, etc	1995-09-24	2000-11-20	Rare birds documentation form	Records Committee review of a Black-legged Kittiwake at Lake Manawa in Pottawattamie County, IA on September 24, 1995. Includes a record review document with votes, two photographs, an article in Audubon Field Notes, an article in Iowa Bird Life, and three documentation forms submitted to the committee.	Padelford, Babs Padelford, Loren	Black-legged Kittiwake	Lake Manawa	Lake Manawa, Pottawattamie County, Iowa		The documentation form by Loren Padelford and Babs Padelford is the earliest and the one that forms the basis of this record. Other documentation forms by Thomas H. Kent and Jim Fuller were submitted later. Other observers include James Kovanda, Sandra Kovanda, Tim Schantz, Pam Allen, Reid Allen, Chuck Fuller, Eugene Armstrong, and Eloise Armstrong. \| The original documentation form event lasted from 10:30:00/10:45:00 and 18:15:00/18:20:00.	Iowa Ornithologists' Union \| MS 166	11	10
Records Committee review for rare bird sighting of Black-legged Kittiwake in Saylorville Reservoir, 1995	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1995-11-19	2000-11-20	Rare birds documentation form	Records Committee review of a Black-legged Kittiwake in Saylorville Reservoir in Polk County, IA on November 19, 1995. Includes a record review document with votes and two documentation forms submitted to the committee.	Dinsmore, Stephen J.	Black-legged Kittiwake	Saylorville Lake	Saylorville Res., Polk Co.	large lake	The documentation form by Stephen J. Dinsmore forms the basis of this record. Another documentation form by Jim Dinsmore was submitted. Other observers include Dennis Thompson, Bery Engebretsen, Bob Myers, Pam Allen, Reid Allen, and Maridel Jackson. \| Elimination of similar species: The size, striking wing and tail patterns, black half-collar, and dark bill and legs are distinctive of this species. \| The original documentation form event lasted from 09:00:00/09:45:00.	Iowa Ornithologists' Union \| MS 166	11	10
Records Committee review for rare bird sighting of Red Knot at Sand Point at Coralville Reservoir, 1984	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1984-09-16	1993-09-01	Rare birds documentation form	Records Committee review of a Red Knot at Sand Point in Coralville Reservoir in Johnson County, IA on September 16, 1984. Includes a record review document with votes and four documentation forms submitted to the committee.	Newlon, Michael C.	Red Knot	Sand Point	Sand Point, Coralville Res., Johnson Co., Iowa	mudflats	The documentation form with an attachment by Michael Newlon is the one that forms the basis of this record. Other documentation forms by Thomas H. Kent and two documentation forms for two separate sightings by Carl Bendorf. \| Elimination of similar species: Build, pale wings + color pattern, feather pattern on back/coverts distinctive. [...] No other calidrine sandpiper likely to be found in Iowa combines the coloration, size, and proportions of the Knot. The only species that combine the overall grey coloration and the heavy straight bill are Sanderling, much smaller, and Willet, much larger and longer-legged, with blue-grey rather than black bill and legs. The other shorebirds that are remotely similar are the Tattlers, which have more slender bills and paler legs; basic-plumaged Surfbird, which has a shorter, thicker bill, yellow at base, pale legs, and less-distinct face-pattern (but similar pattern on coverts/ scapulars/tertials); Great knot, which is supposed to lack a distinct supercilium, have round black spots on chest and flanks, black upperparts, a longer, more slender bill. .	Iowa Ornithologists' Union \| MS 166	10	1
Records Committee review for rare bird sighting of Red Knot at Hampton, IL, 1984	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1984-09-01	1993-09-01	Rare birds documentation form	Records Committee review of a Red Knot at Hampton in Rock Island County, IL on September 1, 1984. Includes a record review document with votes and a documentation form submitted to the committee.	Petersen, Peter C.	Red Knot	Hampton	Location: Hampton. County: Rock Island	General: Mississippi River Specific: Mudflat	The documentation form by Peter C. Petersen is the only one submitted and forms the basis of this record. Other observers include Mary Lou Petersen, Kelly McKay, and Larry Linden. \| Elimination of similar species: Larger and greyer than nearby Pectorals, less streaking on chest. Too small for Reeve, also too grey & legs greenish, Tail & rump color different \| The original documentation form event lasted from 08:05:00/08:25:00 and 14:30:00/15:00:00.	Iowa Ornithologists' Union \| MS 166	10	1
Records Committee review for rare bird sighting of Red Knot at Hendrickson Marsh, 1984	Administrative records Clippings (information artifacts) Field notes	Bird watching Ornithology Ornithology--Societies, etc	1984-09-15	1993-09-01	Rare birds documentation form	Records Committee review for a Red Knot at Hendrickson Marsh in Story County, IA on September 15, 1984. Includes a record review document with votes, an article in Iowa Bird Life and five documentation forms submitted to the committee.	Dinsmore, Stephen J.	Red Knot	Hendrickson Marsh Lake	Hendrickson Marsh, Story Co.	mudflat area in drained section of marsh	The documentation form by Steve Dinsmore is the earliest and the one that forms the basis of this record. Other documentation forms by Hank Zaletal, Jim Dinsmore, Mark Proescholdt, and Paul Martsching were submitted later. Other observers include Joe Schaufenbuel. \| Elimination of similar species: peeps sp. because of smaller size, lack of gray scaly back, lack of white stripe above eye and lack of black wing tips with white wing stripe. Sanderling was eliminated by smaller size, unscaly back, larger amount of black on wings and lack of necklace on breast. Eliminated from other shore birds by combination of chunky short legged appearance, white wing stripe, necklace on breast and grayish, scaly appearance. \| The original documentation form event lasted from 13:00:00/18:30:00.	Iowa Ornithologists' Union \| MS 166	10	1