R & E (1992): The nominate race, P. i. iliaca, is the only race that has been recorded to occur in the state
R & E (1992): Usually first seen at the beginning of October. Peak is during the last week of October and early November.
By the end of November, numbers have dropped off considerably.
Sept. 24, 1990 - Earliest fall record
(1); Brickyard Hill CA, Atchison Co.; Mark Robbins; R & E.
Sept. 25, 1988 - 2nd earliest fall record
(1); Big Lake SP, Holt Co.; Mark Robbins; R & E, BB 56:16.
Oct. 24, 1974
(30+); east of Maryville, Nodaway Co.; Mark Robbins; R & E.
Oct. 25, 1941 - Highest single day count
(200); Missouri River bottoms, near Parkville, Platte Co.; Walter Cunningham; R & E, BB 8:81.
R & E (1992): Locally common in the southern section of the state; it is rare in the Osage and Glaciated plains regions.
Dec. 21, 1980 - 2nd highest single day count and highest winter single day count
(116); Columbia CBC, Boone Co.; R & E.
Dec. 27, 1980
(69); Weldon Spring CBC, St. Charles Co.; R & E.
Dec. 31, 1916
(1); Specimen (KU 39563); Jackson Co.; R & E.
R & E (1992): Migrants begin supplementing the winter population by early March, with numbers gradually increasing to a peak in late March in the south and in early April in the north. Regularly seen in small numbers until the beginning of the final week of April.
March 14, 1975 - 3rd highest single day count and highest spring single day count
(100); Bennett Spring SP, Dallas Co.; Floyd Lawhon, Mark Robbins, David Easterla; R & E.
April 2, 1979 - 2nd highest spring single day count
(98); Squaw Creek NWR, Holt Co.; Tim Barksdale; R & E, BB 46:12.
April 26, 1981 - Latest spring record
(1); Bluffwoods CA, Buchanan Co.; Floyd Lawhon; R & E.
April 26, 1983 - Ties latest spring record
(1); St. Louis, St. Louis Co.; m. obs.; R & E, NN 55:51.