April 13, 1998 - Earliest spring record
(Immature); Big Oak Tree SP, Mississippi Co.; Dan Kluza and Thomas Ryan; 11th Annual MBRC Report, 1998-57.

May 2, 1968
(1); Bertrand Heronry, Mississippi Co.; Paul Heye, R & E.

May 2, 2001 - Northern MO Record
(Adult); Swan Lake NWR, Chariton Co.; Steve Kinder, Doris Fitchett, Heather Lambert-Doherty; 14th Annual MBRC Report, 2001-46.

May 8, 2006 - Northern MO Record
(Adult); Bob Brown CA, Holt Co.; Kristi Mayo, Doug Willis, MDC Personnel; 19th Annual MBRC Report, 2006-56.

May 16, 1992
(Immature); near Caruthersville, Pemiscot Co.; A. and N. Schanda; 5th Annual MBRC Report, 1992-30.

May 20, 2013
(Adult); Winfield, Lincoln Co.; Al Smith (documentation with photographs). At the time of observation, this species
was listed as casual in the northern half of Missouri; its status has since been changed to rare in southern and central Missouri, and
casual only in the northern third of the state; 26th Annual MBRC Report, 2013-42.

May 24, 2000
(Immature); Mingo NWR, Stoddard Co.; Bill Eddleman with ornithology class; 13th Annual MBRC Report, 2000-75.

May 26, 2011 - Highest single day count
(226); Photographed; near Ben Cash CA, Dunklin Co.; Tim Jones (documentation with photographs); 24th Annual MBRC Report, 2011-53. By far the highest number ever recorded in Missouri. On the same day 6000 were estimated at Bald Knob NWR, White Co., in north-central Arkansas.
Photograph compliments of Tim Jones

June 13, 1991 - Northern MO record
(2nd-year bird); Ted Shanks CA, Pike Co.; P. Magee; 5th Annual MBRC Report, 1991-28.

June 26 - July 20, 1963 - Northern MO record
(Immature); Trimble, Clay Co.; C. Blanchard; R & E, BB 30[3]:19.

July 7-10, 1998
(Immature); Photographed; Bushwacker CA, Vernon Co.; Randy Haas; 11th Annual MBRC Report, 1998-78.

July 10, 1910 - 1st state record
(2 adults taken from a flock of "about on hundred"); Specimen (not located); Old Monroe, Lincoln Co.; No observers listed; R & E, Williams 1913.

July 17, 2011 - Northern MO record
(Juvenile); Photographed; Columbia Bottom CA, St. Louis Co.; Mike Thelen (documentation), Bill Rudden (photographs); 25th Annual MBRC Report, 2011-57.

July 21, 1988 - Northern MO record
(Immature); Jackson Co.; R. Fisher, M. McHugh et al; 2nd Annual MBRC Report, 1989-11.

July 23 - August 26, 1998 - 1st record to provide photographic documentation
(Immature); Photographed; Lake Springfield, Greene Co.; Kay Johnson, Lisa Berger, Dave Easterla, and Dean Rising; 11th Annual MBRC Report, 1998-71.

Aug. 3, 1982
(4); Mingo NWR, Stoddard Co.; Steve Dilks; Bob Lewis; R & E, BB 50[1]:21.

Aug. 6, 2011 - Northern MO record
(Juvenile); Photographed; RMBS, St. Charles Co.; Jim and Charlene Malone (documentation with photographs); 25th Annual MBRC Report, 2011-59.

Aug. 9, 2008
(Juvenile); Otter Slough CA, Stoddard Co.; Chris Barrigar; 22nd Annual MBRC Report; 2008-82.

Aug. 15, 2005 - Northern MO record
(2 immatures); Winfield lock and dam, Lincoln Co.; Scott Schuette; 19th Annual MBRC Report, 2005-56.

Aug. 21, 2012 - Northern MO record
(Juvenile); Photographed; Columbia, Boone Co.; Edge Wade and Kathleen Anderson (documentation with photographs), found by Carl Gerhardt; 25th Annual MBRC Report, 2012-42.

Aug. 29, 1964
(2 1st-year birds); Duck Creek CA; John Hamilton et al; R & E, BB 32[3]:16.

Oct. 25, 2010 - Latest fall record
(Adult); Photographed; County Road 726, Dunklin Co.; Timothy Jones (documentation with photographs); 24th Annual MBRC Report, 2010-76.

R & E (1992): 10 records for summer and fall (only 4 listed in R & E), five of which are from the Mississippi Lowlands, are of postbreeding wanderers from the end of June through late Aug. Most of these records are of first- or second-year birds.

Note: Data does not include all transient or summer visitor records in southern MO where documentation is not required.
Any significant records since this species status changed to rare transient/summer visitor in southern MO will be added at a later time.