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 of Western Gull near Ben Butterworth Parkway, 1991	Administrative records Clippings (information artifacts) Field notes Charts (graphic documents)	Bird watching Ornithology Ornithology--Societies, etc	1991-01-15	1993-07-17	Rare birds documentation form	Records Committee review for a Western Gull near Ben Butterworth Parkway in Rock Island County, IL on January 15, 1991. Includes a record review document with votes, comparisons of different gull observations, an article in Iowa Bird Life, and a documentation form submitted to the committee.	Petersen, Peter C.	Western Gull	Ben Butterworth Parkway	Butterworth Parkway, Moline, Rock Isl. Co, IL	Ice on Mississippi River	The documentation form by Peter C. Petersen is the only one submitted and forms the basis of this record. Other observers include Ann Barker, Brian Blevins, and Eugene Armstrong. \| Elimination of similar species: Great Black-backed Gull - this bird much too small Lesser Black-backed Gull - Too heavily built, tail band very broad, no yellowish colour on legs. Slaty-backed Gull - The biggest problem - I felt this bird was not dark mantled enough was too heavily bodied + too much of a domed forehead. \| The original documentation form event lasted from 09:35:00/09:45:00, 10:35:00/11:00:00, 12:40:00/12:52:00 on January 15, 1991 and 09:25:00/09:35:00 on January 16, 1991.	Iowa Ornithologists' Union \| MS 166	11	7
Records Committee review for rare bird sighting of Great Black-backed Gull at Sandpiper Beach at Saylorville Reservoir, 1992	Administrative records Clippings (information artifacts) Field notes	Bird watching Ornithology Ornithology--Societies, etc	1992-03-07	1994-10-18	Rare birds documentation form	Records Committee review for a Great Black-backed Gull at Sandpiper Beach at Saylorville Lake in Polk County, IA on March 7, 1992. Includes a record review document with votes, an article in Iowa Bird Life, and a documentation form submitted to the committee.	Sinclair, Jim	Great Black-backed Gull	Sandpiper Recreation Area	Sandpiper Beach ,Saylorville Lake	Beach	The documentation form by Jim Sinclair is the only one submitted and forms the basis of this record. \| Elimination of similar species: The only gull which approaches the Gr. Bl-backed in size is the Glaucous Gull - this species would not have a dark tail band or dark secondaries or an all dark bill \| The original documentation form event occurred around 11:30:00.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting of Great Black-backed Gull at Lock 19 in Keokuk, 1991	Administrative records Clippings (information artifacts) Field notes	Bird watching Ornithology Ornithology--Societies, etc	1991-02-07	1993-07-17	Rare birds documentation form	Records Committee review for a Great Black-backed Gull at Lock 19 in Keokuk in Lee County, IA on February 7, 1991. Includes a record review document with votes, an article in Iowa Bird Life, comparison of different gull sightings, and two documentation forms submitted to the committee.	Dinsmore, Stephen J.	Great Black-backed Gull	Lock Number 19	Lock 19, Keokuk, Lee Co.		The documentation form by Steve Dinsmore forms the basis of this record. Another documentation form by Ann Johnson was submitted. Another observer was Beth Brown. \| Elimination of similar species: The black mantle really eliminates most other gulls. Western Gull, a remote possibility, is smaller and has a slightly paler mantle. \| The original documentation form event lasted from 13:10:00/15:40:00 on February 7, 1991 and 13:32:00/14:20:00 on February 8, 1991.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting of Great Black-backed Gull near Bettendorf, 1991	Administrative records Clippings (information artifacts) Field notes Charts (graphic documents)	Bird watching Ornithology Ornithology--Societies, etc	1991-01-14	1993-07-17	Rare birds documentation form	Records Committee review for rare bird sighting of a Great Black-backed Gull near Bettendorf in Scott County, IA on January 14, 1991. Includes a record review document with votes, an article in Iowa Bird Life, appraisal and comparison of relevant bird sightings, and two documentation forms submitted to the committee.	Fuller, James L	Great Black-backed Gull	Bettendorf	Mississippi River between Bettendorf, Iowa, and Moline, Illinois. The bird was at times in both states.	Ice floes and open water of Mississippi River.	The documentation form by Jim Fuller forms the basis of this record. Another documentation form by Thomas H. Kent was submitted. Other observers include Dick Tetrault, Peter Petersen, Ann Barker, Eugene Armstrong, Eloise Armstrong, and Chuck Fuller. \| Elimination of similar species: Western gull is the same size as herring gull, as is slaty backed gull and lesser black backed gull is smaller than herring. The very large legs and bill would also speak against lesser black-backed and slaty-backed. \| The original documentation form event lasted from 11:05:00/11:40:00 on January 14, 1991 and 07:41:00/07:48:00 and 08:12:00/08:28:00 on January 17, 1991.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting of Great Black-backed Gull at Davenport, 1989	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1989-12-13	1993-08-06	Rare birds documentation form	Records Committee review for a Great Black-backed Gull at Davenport in Scott County, IA on December 13, 1989. Includes a record review document with votes and two documentation forms submitted to the committee.	Kent, Thomas H. (Thomas Hugh), 1934-	Great Black-backed Gull	Davenport	Davenport, Scott Co., Iowa	Mississippi River north of Credit Is.	The documentation form by Thomas H. Kent forms the basis of this record. Another documentation form by Jim Fuller was submitted. \| Elimination of similar species: Size, all black upper wing and back, large head and bill, pink legs eliminate all other black-backed gulls. \| The original documentation form event lasted from 13:40:00/13:55:00.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting for Great Black-backed Gull east of Lock and Dam 15 in Davenport, 1988	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1988-12-18	1993-08-04	Rare birds documentation form	Records Committee review for a Great Black-backed Gull at Lock and Dam 15 in Davenport in Scott County, IA on December 18, 1988. Includes a record review document with votes and two documentation forms submitted to the committee.	Petersen, Peter C.	Great Black-backed Gull	Lock and Dam 15	Missisippi River just E (upstream) of Lock 15 in Davenport	river ice	The documentation form by Peter C. Petersen is the earliest and the one that forms the basis of this record. Another documentation form by Jim Fuller was submitted later. Other observers include Mary Lou Petersen, Walter Zuurdeeg, Ann Barker, and Don Moeller. \| Elimination of similar species: Lesser Black-backed Gull - this bird too large, mantle color too dark, legs color was pink, not yellow. \| The original documentation form event lasted from 11:40:00/11:50:00 and 13:00:00/13:05:00.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting of Great Black-backed Gull at Sandpiper Beach at Saylorville Reservoir, 1988	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1988-12-10	1993-08-04	Rare birds documentation form	Records Committee review for a Great Black-backed Gull at Sandpiper Beach at Saylorville Reservoir in Polk County, IA on December 10, 1988. Includes a record review document with votes and a documentation form submitted to the committee.	Engebretsen, Bery	Great Black-backed Gull	Sandpiper Recreation Area	Saylorville	Specific: Big end of Saylorville Specific: off Sandpiper Beach, half in ice, half open	The documentation form by Bery Engebretsen is the only one submitted and forms the basis of this record. Another observer includes Eugene Armstrong. \| Elimination of similar species: Larger than Herring gull would seem to eliminate Lesser BB, also, only one dark secondary band on wing white head + large size unlike immature Herring Gull. \| The original documentation form event lasted from approximately 11:00:00/11:15:00.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting of Great Black-backed Gull at Jester Park at Saylorville Reservoir, 1987	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1987-11-07	1993-09-07	Rare birds documentation form	Records Committee review for a Great Black-backed Gull at Jester Park at Saylorville Reservoir in Polk County, IA on November 7, 1987. Includes a record review document with votes and a documentation form submitted to the committee.	Dinsmore, Stephen J.	Great Black-backed Gull	Jester Park	Saylorville Reservoir, Polk Co.-off Jester Park	feeding with other gulls on large reservoir	The documentation form by Steve Dinsmore is the only one submitted and forms the basis of this record. Another observer includes Andy Fix. \| Elimination of similar species: The large size and dark wingtips eliminates all gulls except Western and Yellow-footed. The massive, dark bill, tail pattern, and pale body color eliminates these. \| The original documentation form event lasted from approximately 10:15:00/10:20:00.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting of Great Black-backed Gull near the Ben Butterworth Parkway in Moline, 1986	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1986-12-21	1993-09-07	Rare birds documentation form	Records Committee review for a Great Black-backed Gull near the Ben Butterworth Parkway in Moline in Rock Island County, IL on December 21, 1986. Includes a record review document with votes, summary of review, and six documentations submitted to the committee.	Sandvick, Gil	Great Black-backed Gull	Ben Butterworth Parkway	Ben Butterworth Parkway Miss. River - Il. side		The documentation by Gil Sandvick is the earliest and the one that forms the basis of this record. Other documentations by Thomas H. Kent, James Fuller, Carl Bendorf, Mary Lou Petersen and Peter C. Petersen, and Francis Moore were submitted later. Other observers include Doris Sandvick, Carol Rogers, Tim Dwyer, Al Hahn, Cal Knight, Ann Barker, Betty Hunt, Kelly McKay, Lewis Blevins, Brian Blevins, Corey Blevins, and other unidentified observers. \| Elimination of similar species: [...] It was standing with approx eight Herring gulls. "It really stood out." [...] 1. Using Robbins + Peterson books confirming Herring. Great Black-Backed and Lesser Black Gull we eliminated by size to 24"-26". 2. His overall appearance including bill, head and body seemed much larger and fuller than the Herring gulls. \| The original documentation form event lasted from 15:35:00/16:05:00 on December 21, 1986 and 10:00:00/11:00:00 on December 23, 1986.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting of Great Black-backed Gull at Red Rock Reservoir, 1986	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1986-12-03	1993-09-07	Rare birds documentation form	Records Committee review for a Great Black-backed Gull at Red Rock Reservoir in Marion County, IA on December 3, 1986. Includes a record review document with votes and a documentation submitted to the committee.	Petersen, Peter C.	Great Black-backed Gull	Lake Red Rock	Seen from Hwy 14 bridge across Red Rock Res.		The documentation by Peter C. Petersen is the only one submitted and forms the basis of this record. Another observer includes Gil Sandvick. \| Elimination of similar species: [...] Herring Gull eliminated by large size, small amount of dark brown on tail, light head + rump. Also lacked light area on inner primaries noted in the nearby Herring Gull. \| The original documentation form event lasted from 14:35:00/14:35:30.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting of Great Black-backed Gull at Triboji Beach at West Okoboji Lake, 1982	Administrative records Clippings (information artifacts) Field notes	Bird watching Ornithology Ornithology--Societies, etc	1982-07-14	1993-09-01	Rare birds documentation form	Records Committee review for a Great Black-backed Gull at Triboji Beach at West Okoboji Lake in Dickinson County, IA on July 14, 1982. Includes a record review document with votes, summary of review, an article of Iowa Bird Life, and two documentation forms submitted to the committee.	Hinshaw, Linda	Great Black-backed Gull	Triboji Beach	N. end of West Okoboji Lake in an area called Triboji Beach on the end of the dock of Earl Rose 1/2 block east of Lee's Resort. Saw same bird fly out into the water.	Large fresh water "blue lake" with sandy shore. Shoreline all developed in housing + resorts.	The documentation form by Linda Hinshaw forms the basis of this record. Another documentation form by Douglas Harr was submitted. Other observers include Earl Rose, Fleta Rose, Robert Hinshaw, Gwen Hedin, Curt Hedin, Loraine Wallace, Pearle Osher, LaVonne Foote, and Nina Loehr. \| Elimination of similar species: It was too large to be a lesser Black Backed Gull + legs were flesh colored, not yellow. Also much too large to be the Western Gull listed in the Golden Field Guide - 'Birds of North America." \| The original documentation form event lasted from 18:30:00/18:50:00 and 19:30:00/20:15:00.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting of Great Black-backed Gull at Lake Manawa, 1978	Administrative records Clippings (information artifacts) Field notes	Bird watching Ornithology Ornithology--Societies, etc	1978-12-06	1993-08-19	Rare birds documentation form	Records Committee review for a Great Black-backed Gull at Lake Manawa in Pottawattamie County, IA on December 6, 1978. Includes a record review document with votes, articles in Nebraska Bird Review, Iowa Bird Life, and American Birds, and two documentation forms submitted to the committee.	Green, Ruth	Great Black-backed Gull	Lake Manawa	Lake Manawa, Council Bluffs, Iowa	Most of Lake Manawa was frozen over at this time but there were small patches of open water. The bird was standing on the ice at the edge of one of these patches.	The documentation form by Ruth Green forms the basis of this record. Another documentation form by Sandra S. Kovanda and James Kovanda, Jr. was submitted. \| Elimination of similar species: There were only two gulls at this time there--this bird and the glaucous. \| The original documentation form event lasted from approximately 16:30:00/17:00:00.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting of Greater Black-backed Gull at George Wyth State Park, 1980	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1980-04-03	1993-08-16	Rare birds documentation form	Records Committee review for a Greater Black-backed Gull at George Wyth State Park in Black Hawk County, IA on April 3, 1980. Includes a record review document with votes and a documentation form submitted to the committee.	Stone, Tom, Jr.	Great Black-backed Gull	George Wyth Memorial State Park	George Wyth S.P.	Wooded area and open lakes, river. Specific - George wyth lake about 10 acres marshy nearby ponds and lakes, and the Cedar River.	The documentation form by Tom Stone, Jr. is the only one submitted and forms the basis of this record. \| Elimination of similar species: second year Herring Gull is alot smaller and has a two-tone coloring of the beak. And beak is not as heavily built. \| The original documentation form event lasted from approximately 17:00:00/17:15:00.	Iowa Ornithologists' Union \| MS 166	11	8
Records Committee review for rare bird sighting of Lesser Black-backed Gull at Coralville Reservoir, 1991	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1991-11-28	1993-07-17	Rare birds documentation form	Records Committee for a Lesser Black-backed Gull at Coralville Reservoir in Johnson County, IA on November 28, 1991. Includes a record review document with votes and a documentation form submitted to the committee.	Kent, Thomas H. (Thomas Hugh), 1934-	Lesser Black-backed Gull	Coralville Lake	Coralville Reservoir, Johnson Co., IA.	Reservoir mostly ice-covered. Gulls around small patch of open water.	The documentation form by Thomas H. Kent is the only one submitted and forms the basis of this record. Jim Fuller was another observer. \| Elimination of similar species: The size, wing and mantle color and yellow legs exclude other species, except perhaps for the most unlikely Yellow-footed Gull, which should be larger. \| The original documentation form event lasted from 08:45:00/09:00:00.	Iowa Ornithologists' Union \| MS 166	11	5
Records Committee review for rare bird sighting of Western Gull east of Lock and Dam 15 near Davenport, 1989	Administrative records Correspondence Field notes	Bird watching Ornithology Ornithology--Societies, etc	1989-12-11	1993-08-06	Rare birds documentation form	Records Committee review for a Western Gull east of Lock and Dam 15 near Davenport in Scott County, IA on December 11, 1989. Includes a record review document with votes, correspondence relevant to bird sighting and review, and three documentation forms submitted to the committee.	Petersen, Peter C.	Western Gull	Lock and Dam 15	On Miss. River chanel [sic] ice between Davenport, Scott Co. IA &+ Rock Isl. Arsenal, RI Co. IL.	On ice covered chanel [sic] of Mississippi - 1/4 - 1/2 mi. upstream (East) of Lock + Dam 15.	The documentation form by Peter C. Petersen forms the basis of this record. Other documentation forms by Brian Blevins and Gerald White were submitted. Another observers includes Lewis Blevins. \| Elimination of similar species: Slaty-backed Gull - Gray mantle merged directly to black tips, trailing white wing edge too narrow, mantle color too dark for g.b. Lesser-Black-bkd Gull - leg color pink, bird too large + heavy Greater Black-bkd. Gull - Bird too small, back not black enough, legs too bright + pink. \| The original documentation form event lasted from 15:30:00/15:35:00 on December 11, 1986, 08:20:00/08:25:00 and 09:00:00/09:15:00 on December 12, 1986.	Iowa Ornithologists' Union \| MS 166	11	7
Records Committee review for rare bird sighting of Slaty-backed Gull near Lindsay Park, 1992	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1992-02-06	1994-10-18	Rare birds documentation form	Records Committee review for a Slaty-backed Gull near Lindsay Park in Davenport in Scott County, IA on February 6, 1992. Includes a record review document with votes and a documentation form submitted to the committee.	Petersen, Peter C.	Slaty-backed Gull	Lindsay Park	Lindsay Park Boat Club, Davenport, Scott Co., IA + Rock Isl. along Miss. R.	Ice flow, Iowa side of Miss. River - flew toward Il. when flushed.	The documentation form by Peter C. Petersen is the only one submitted and forms the basis of this record. \| Elimination of similar species: Lesser Black-backed Gull - legs not yellow too large, wide trailing edge on wing, white between tips of primaries + mantle. Greater Black-backed Gull - too small, mantle not black. Western Gull- \| The original documentation form event lasted from 09:35:00/09:45:00.	Iowa Ornithologists' Union \| MS 166	11	6
Records Committee review for rare bird sighting of Slaty-Backed Gull north of Le Claire, 1989	Administrative records Clippings (information artifacts) Correspondence Field notes Photographs	Bird watching Ornithology Ornithology--Societies, etc	1989-02-12	1994-02-27	Rare birds documentation form	Records Committee review for a Slaty-backed Gull north of Le Claire in Scott County, IA on February 12, 1989. Includes a record review document with votes, an article in Iowa Bird Life, excerpt from Illinois Birds and Birding, correspondence and commentary relevant to bird sighting and review, two photographs, photocopy of photographs, and eleven documentation forms submitted to the committee.	Barker, Ann M.	Slaty-backed Gull	Le Claire	(1) Just north of Le Claire, Ia (2 +3) - Moline, IL. riverfront	river; open water or up on ice shelf or seawall	The documentation form by Ann M. Barker forms the basis of this record. Other documentation forms by Jim Fuller, Peter C. Petersen, Thomas H. Kent, Gerald White, Tanya E. Bray, Ross Silcock, Carl Bendorf, and Michael J. Baum were submitted. Other observers include Mary Lou Petersen, Cal Knight, Bernie Knight, Tom Rockwell, Lewis Blevins, Brian Blevins, Don Moeller, Walter Zuurdeeg, Daryl Tessen, Doug Rose, Alan Grenon, and many unidentified observers. \| Elimination of similar species: (A) Greater black backed - Gull in question has slaty - gray saddle rather than coal black. And Gull in question is same size as Herring Gulls; Greater black-backed would be much larger. (B) Lesser black backed - Gull in question has pink legs and feet, and has much more white on primaries. (C) Western - Gull in question has considerable white on primaries, and does not show dusky trailing edge to underwing. Also has broader white trailing edge to upperwing than would the Western. (D) Herring Gull - dark race - no experience with this, but those shown in Harrison do not show as dark a saddle as Gull in question, nor as much white on primaries. \| The original documentation form event lasted from 15:00:00/15:30:00 on February 12, 1989, 12:15:00/12:45:00 and 16:00:00/17:30:00 on February 14, 1989.	Iowa Ornithologists' Union \| MS 166	11	6
Records Committee review for rare bird sighting of Lesser Black-backed Gull at Coralville Dam, 1997	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1997-10-08	2000-11-24	Rare birds documentation form	Records Committee review for a Lesser Black-backed Gull at Coralville Dam in Johnson County, IA on October 8, 1997. Includes a record review document with votes and three documentation forms submitted to the committee.	Fuller, James L	Lesser Black-backed Gull	Coralville Dam	Beach at West Overlook Area just above the Coralville Reservoir Dam (Johnson County)		The documentation form by Jim Fuller forms the basis of this record. Other documentation forms by Thomas H. Kent and Chris Edwards were submitted. Other observers include James Huntington, Jim Huntington, and Chuck Fuller. \| Elimination of similar species: All other dark mantled gulls in this plumage that are possible are larger and should show pinkish legs. \| The original documentation form event lasted from 17:00:00/17:30:00 on October 8, 1997, 07:05:00/07:15:00 and 16:20:00/16:30:00 on October 9, 1997, and 07:01:00/07:14:00 on October 10, 1997.	Iowa Ornithologists' Union \| MS 166	11	5
Records Committee review for rare bird sighting of Lesser Black-backed Gull at Red Rock Dam, 1996	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1996-11-27	2000-11-22	Rare birds documentation form	Records Committee review for a Lesser Black-backed Gull at Red Rock Dam in Marion County, IA on November 27, 1996. Includes a record review document with votes and a documentation form submitted to the committee.	Dinsmore, Stephen J.	Lesser Black-backed Gull	Red Rock Dam	below Red Rock dam, Marion Co., IA	dam tailwaters	The documentation form by Stephen J. Dinsmore is the only one submitted and forms the basis of this record. \| Elimination of similar species: The most similar-appearing species is first-basic Herring Gull. The combination of slightly smaller size, longer wings, whiter rump, more speckled mantle, contrast between the darker mantle and lighter head, and darker upperwings lacking a pale "window" eliminated Herring Gull in first-basic plumage. \| The original documentation form event lasted from 15:22:00/15:40:00.	Iowa Ornithologists' Union \| MS 166	11	5
Records Committee review for rare bird sighting of Lesser Black-backed Full at Lock 13, 1995	Administrative records Correspondence Field notes	Bird watching Ornithology Ornithology--Societies, etc	1995-10-22	2000-11-20	Rare birds documentation form	Records Committee review for a Lesser Black-backed Gull at Lock 13 in Clinton County, IA on October 22, 1995. Includes a record review document with votes and a documentation letter with field notes submitted to the committee.	Petersen, Peter C.	Lesser Black-backed Gull	Lock and Dam 13	Lock 13		The documentation letter and field notes by Peter C. Petersen forms the basis of this record. Other observers include Dan Dorrance, Kelly McKay, Mary Lou Petersen, and Dennis Carter. \| The original documentation form event lasted from approximately 10:00:00/10:15:00.	Iowa Ornithologists' Union \| MS 166	11	5
Records Committee review for rare bird sighting of Lesser Black-backed at Red Rock Reservoir Dam, 1994	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1994-12-11	1996-04-25	Rare birds documentation form	Records Committee review for a Lesser Black-backed Gull at Red Rock Reservoir Dam in Marion County, IA on December 11, 1994. Includes a record review document with votes and three documentation forms submitted to the committee.	Dinsmore, Stephen J.	Lesser Black-backed Gull	Red Rock Dam	below Red Rock Reservoir dam, Marion Co., IA	spillway below dam		Iowa Ornithologists' Union \| MS 166	11	5
Records Committee review for rare bird sighting of Lesser Black-backed at Red Rock Lake, 1994	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1994-10-29	1996-04-25	Rare birds documentation form	Records Committee review for a Lesser Black-backed Gull at Red Rock Lake in Marion County, IA on October 29, 1994. Includes a record review document with votes and a documentation form submitted to the committee.	Armstrong, Eugene	Lesser Black-backed Gull	Lake Red Rock	Red Rock Lake	Lake	The documentation form by Eugene Armstrong is the only one submitted and forms the basis of this record. Other observers include Eloise Armstrong, Cal Knight, Bernie Knight, Maridel Jackson, and Barb Bettis. \| Elimination of similar species: Ringbills never have a scaly pattern over the back or an all black bill. Smaller than a herring gull. Herrings only have a black bill when they are in brown juvenile plumage. 1st summer herring has a 2/3rds pink bill. \| The original documentation form event lasted from 11:15:00/11:35:00.	Iowa Ornithologists' Union \| MS 166	11	5
Records Committee review for rare bird sighting of Lesser Black-backed Gull at the Des Moines River in Des Moines, 1993	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1993-12-21	1995-07-08	Rare birds documentation form	Records Committee review for a Lesser Black-backed Gull at the Des Moines River in Des Moines in Polk County, IA on December 21, 1993. Includes a record review document with votes and a documentation form submitted to the committee.	Cecil, Robert I.	Lesser Black-backed Gull	Des Moines	Des Moines River, Downtown Des Moines, Polk County, Iowa	River	The documentation form by Robert Cecil is the only one submitted and forms the basis of this record. \| Elimination of similar species: Most other dark mantled gulls have pink legs. Yellow-footed gull is larger in size than Herring. \| The original documentation form event lasted from 16:00:00/16:15:00.	Iowa Ornithologists' Union \| MS 166	11	5
Records Committee review for rare bird sighting of Lesser Black-backed Gull at Coralville Dam, 1993	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1993-12-11	1995-07-08	Rare birds documentation form	Records Committee review for a Lesser Black-backed Gull at Coralville Dam in Johnson County, IA on December 11, 1993. Includes a record review document with votes and three documentation forms submitted to the committee.	Pinkston, Randall, 1956-	Lesser Black-backed Gull	Coralville Dam	Coralville Reservoir dam, Johnson County, Iowa		The documentation form by Randy Pinkston is the earliest and the one that forms the basis of this record. Other documentation forms by Carl Bendorf and Jim Fuller were submitted later. Other observers include John McLure, Chris Edwards, Jonnie Ellsworth, Lanny Haldy, Randy Graesser, Dan Ray, Angela Ray, Kathleen Kuenstling, Tom Kent, and many unidentified other observers. \| Elimination of similar species: Size and appearance rule out all other regular and vagrant North American gulls. \| The original documentation form event lasted from 15:30:00/16:00:00.	Iowa Ornithologists' Union \| MS 166	11	5
Records Committee review for rare bird sighting of Lesser Black-backed Gull at Lake MacBride Beach, 1993	Administrative records Field notes	Bird watching Ornithology Ornithology--Societies, etc	1993-04-16	1995-07-08	Rare birds documentation form	Records Committee review for a Lesser Black-backed Gull at Lake MacBride Beach in Johnson County, IA on April 16, 1993. Includes a record review document with votes and a documentation form submitted to the committee.	Fuller, James L	Lesser Black-backed Gull	Lake MacBride Beach	Swim Beach of Lake MacBride State Park (Johnson County).		The documentation form by Jim Fuller is the only one submitted and forms the basis of this record. \| Elimination of similar species: All of the other larger gulls that are dark-mantled are larger than Lesser Black-backed. In addition, all those adult birds have pink legs, except Yellow-footed Gull, which has never been seen away from southern California and is larger than Herring Gull. \| The original documentation form event lasted from 15:59:00/16:03:00.	Iowa Ornithologists' Union \| MS 166	11	5