northern Illinois
September 19, 2006, L&D 14, Rock Island County (Steve Freed) (MJIB 16:2:71)
September 20, 2007, Heidecke Lake, Grundy County (Scott Cohrs) (IBET)
September 23, 2006, Heidecke Lake, Grundy County (Scott Cohrs) (IBET)
September 24, 1993, Heidecke Lake, Grundy County (Joe Milosevich) (MJIB 3:2:72)
September 30 - October 2, 2003, Rock Island County (Steve Freed) (MJIB 13:2:72)
October 1-2, 1992, L&D 14, Rock Island County (Kelly McKay) (MJIB 2:2:74)
October 12-26, 1991, Moline, Rock Island County (Pete Peterson) (MJIB 1:2:22) (MJIB 1:2:32-33)
October 12, 1991, Rock Island County (initial report)
October 14, 1991, Rock Island County (2) (Pete Peterson)
October 17, 1991, Rock Island County (2) (Pete Peterson)
October 26, 1991, Rock Island County (Pete Peterson)
central Illinois
August 3, 1989, Lake Decatur, Macon County (Myrna Deaton) (IBB 6:2:45)
September 1-12, 1988, Rice Lake CA, Fulton County (Kevin Richmond, Mike Baum) (IORC 1988.103; MJB) (IBB 5:2:47) (IBB 6:1:11)
September 5-19, 2004, Lake Decatur, Macon County (Myrna Deaton, Travis Mahan, Al Stokie) (MJIB 14:2:72)
September 6-7, 1995, Rice Lake CA, Fulton County (Kevin Richmond) (MJIB 5:2:74)
September 8, 1995, Lake Decatur, Macon County (Myrna Deaton) (MJIB 5:2:74)
September 9, 2008, Chautauqua NWR, Mason County (Kevin Richmond)
September 11-12, 1975, Lake Decatur, Macon County (Richard Sandburg) (IAB 176:33) (AB 30:1:80) (Bohlen 1978)
September 12-27, 1993, Lake Decatur, Macon County (Richard Palmer, Myrna Deaton) (MJIB 3:2:72)
September 12, 1993, Lake Decatur, Macon County (Richard Palmer, Myrna Deaton)
September 27, 1993, Lake Decatur, Macon County (Myrna Deaton)
September 14-15, 2004, Lake Springfield, Sangamon County (David Bohlen, Kevin Richmond) (MJIB 14:2:72)
September 16, 2004, Chautauqua NWR, Mason County (Kevin Richmond) (MJIB 14:2:72)
September 16, 2007, Lake Shelbyville, Moultrie County (Travis Mahan) (IBET)
September 16-17, 1974, Lake Decatur, Macon County (Richard Sandburg) (IAB 172:29) (AB 29:1:66) (Bohlen 1978)
September 17, 1994, Lake Springfield, Sangamon County (David Bohlen) (MJIB 4:2:74)
September 18, 1995, Lake Springfield, Sangamon County (David Bohlen) (MJIB 5:2:74)
September 18-21, 1988, Lake Springfield, Sangamon County (David Bohlen) (IORC 1988.092; MFD, RDP) (IBB 6:1:11)
September 18, 1988, Lake Springfield, Sangamon County (2) (David Bohlen) (IBB 5:2:47) (Bohlen 1989)
September 21, 1988, Lake Springfield, Sangamon County (6) (Richard Palmer, Myrna Deaton)
September 18-21, 1979, Lake Springfield, Sangamon County (David Bohlen) (SR 23:7)
September 20-26, 2003, Lake Springfield, Sangamon County (2) (David Bohlen) (MJIB 13:2:72)
September 21, 1996, Lake Shelbyville, Moultrie/Shelby County (Bob Chapel) (MJIB 6:2:74)
September 23, 1976, Lake Springfield, Sangamon County (David Bohlen) (IAB 180:44) (AB 31:2:184)
September 23-25, 1974, Lake Springfield, Sangamon County (David Bohlen) (IAB 172:29) (AB 29:1:66)
September 24, 1995, Lake Shelbyville, Moultrie/Shelby County (Bob Chapel) (MJIB 5:2:74)
September 24-25, 1993, Lake Shelbyville, Moultrie/Shelby County (Richard Palmer) (MJIB 3:2:72)
September 24 - October 4, 2005, Lake Springfield, Sangamon County (2) (David Bohlen) (Bohlen, in manuscript)
September 25, 1974, Lake Springfield, Sangamon County (specimen - ISM 605923) (David Bohlen) (Bohlen 1978) (Bohlen 1989)
September 25, 1980, Urbana, Champaign County (Bob Chapel) (SR 27:9) (AB 35:189) (Bohlen 1989)
September 28, 1991, Lake Decatur, Macon County (Myrna Deaton) (MJIB 1:2:33)
September 27 - October 1, 1992, Lake Springfield, Sangamon County (David Bohlen, Dennis Oehmke) (MJIB 2:2:74)
September 30, 1984, Chautauqua NWR, Mason County (Tom Pucelik, Rob Randall) (IBB 1:2:20) (Bohlen 1989)
September 1900, Mississippi River at Warsaw, Hancock County (3 specimens) (Charles Worthen) (Auk 29:388-389) (Bohlen 1989)
September 15, 1900, Mississippi River at Warsaw, Hancock County (specimen) (Charles Worthen)
October 3-5, 1991, Chautauqua NWR, Mason County (Louise Augustine, Bob Chapel) (MJIB 1:2:33)
October 4, 1987, Big Lake, Fulton County (Louise Augustine, Kevin Richmond) (IORC 1987.121; KR, LA) (IBB 4:2:43) (IBB 5:1:5) (Bohlen 1989)
October 6-13, 1976, Chautauqua NWR, Mason County (Richard Sandburg, Pam Gibson, Richard Palmer) (Bohlen 1978)
October 8, 1985, Lake Springfield, Sangamon County (David Bohlen) (IORC 1985.139; HDB) (IBB 2:2:52) (IBB 4:3:60) (Bohlen 1989)
October 9, 1988, Clinton Lake, DeWitt Count (Myrna Deaton) (IBB 5:2:47)
October 10, 1976, Chautauqua NWR, Mason County (Richard Palmer) (IAB 180:44) (AB 31:2:184)
October 10, 1989, Lake Springfield, Sangamon County (David Bohlen) (IBB 6:2:45)
October 11, 2003, Crane Lake, Mason County (Travis Mahan) (MJIB 13:2:72)
October 14-15, 2004, Chautauqua NWR, Mason County (Richard Bjorklund, Sigurd, Bob Fisher, Karen Fisher) (MJIB 14:2:72)
November 19, 2004, Tazewell County (Kevin Richmond) (MJIB 14:2:72)
southern Illinois
August 13, 1990, Olney, Richland County (Leroy Harrison) (IBB 7:2:51)
September 8 - October 21, 2007, Carlyle Lake, Clinton County (Travis Mahan)
September 8, 2007, Carlyle Lake, Clinton County (2) (Joe Eades, Dan Kassebaum, Travis Mahan, Keith McMullen, Mark Seiffert, m.ob.)
September 9, 2007, Carlyle Lake, Clinton County (Dan Kassebaum, Kevin Richmond)
September 10, 2007, Carlyle Lake, Clinton County (2) (Dan Kassebaum, Bob Shelby, m.ob.)
September 11, 2007, Carlyle Lake, Clinton County (Charlene Malone)
September 22, 2007, Carlyle Lake, Clinton County (2) (IOS Fieldtrip, StL Audubon Fieldtrip)
September 30, 2007, Carlyle Lake, Clinton County (2) (Dan Kassebaum)
October 3, 2007, Carlyle Lake, Clinton County (3) (Keith McMullen)
October 6, 2007, Carlyle Lake, Clinton County (3) (IOS Fieldtrip)
October 8, 2007, Carlyle Lake, Clinton County (Dan Kassebaum, Mark Seiffert)
October 13, 2007, Carlyle Lake, Clinton County (Dan Kassebaum)
October 14, 2007, Carlyle Lake, Clinton County (2) (Dan Kassebaum, Mark Seiffert, Josh Uffman)
October 17, 2007, Carlyle Lake, Clinton County (Connie Alwood)
October 18, 2007, Carlyle Lake, Clinton County (Joe Eades)
October 19, 2007, Carlyle Lake, Clinton County (Keith McMullen)
October 21, 2007, Carlyle Lake, Clinton County (3) (Dan Kassebaum, Mark Seiffert)
September 9-20, 2008, Carlyle Lake, Clinton County (Charlene Malone)
September 9, 2008, Carlyle Lake, Clinton County (Charlene Malone)
September 10, 2008, Carlyle Lake, Clinton County (2) (Dan Kassebaum, Mark Seifert)
September 13, 2008, Carlyle Lake, Clinton County (2) (Dan Kassebaum, Charlene Malone, Jim Malone, Mark Seifert)
September 14, 2008, Carlyle Lake, Clinton County (2) (Dan Kassebaum, Bill Rowe, Mark Seifert, Eric Walters)
September 15, 2008, Carlyle Lake, Clinton County (2) (Keith McMullen)
September 16, 2008, Carlyle Lake, Clinton County (3) (Joel Greenberg, Andy Sigler, Tim Wallace)
September 19, 2008, Carlyle Lake, Clinton County (Bob Hughes, Mark Seiffert)
September 20, 2008, West Access Marina, Clinton County (IOS Fieldtrip)
September 10-14, 2005, Carlyle Lake, Clinton County (Dan Kassebaum) (MJIB 15:2:71)
September 10, 2005, Carlyle Lake, Clinton County (Dan Kassebaum)
September 11, 2005, Carlyle Lake, Clinton County (Dan Kassebaum, Mike Madsen, Keith McMullen, Andy Sigler, Al Stokie)
September 14, 2005, Carlyle Lake, Clinton County (Dan Kassebaum)
September 10-23, 1995, Carlyle Lake, Clinton County (Dan Kassebaum) (NN 67:9) (MJIB 5:2:74) (WGNSS 1998)
September 10, 1995, Carlyle Lake, Clinton County (3) (Dan Kassebaum, Kent Lannert, Mark Seiffert, Mike Seiffert)
September 17, 1995, Carlyle Lake, Clinton County (7) (Dan Kassebaum, Albert Seppi)
September 23, 1995, Carlyle Lake, Clinton County (Keith McMullen)
September 12, 1965, Mississippi River at Alton, Madison County (Richard Anderson) (AFN 20:1:54) (Anderson and Bauer 1968) (Bohlen 1978)
September 13 - October 14, 1997, Carlyle Lake, Clinton County (Dan Kassebaum) (NN 69:9:15) (NN 69:10:4) (MJIB 7:2:73)
September 13, 1997, Carlyle Lake, Clinton County (2) (Dan Kassebaum)
September 14, 1997, Carlyle Lake, Clinton County (2) (Dan Kassebaum)
September 21, 1997, Carlyle Lake, Clinton County (Randy Korotev, Tom Parmeter, Bill Rowe)
October 1, 1997, Carlyle Lake, Clinton County (Keith McMullen)
October 4, 1997, Carlyle Lake, Clinton County (WGNSS)
October 5, 1997, Carlyle Lake, Clinton County (5) (Dan Kassebaum)
October 14, 1997, Carlyle Lake, Clinton County (Dan Kassebaum)
September 14, 2001, Carlyle Lake, Clinton County (Leroy Harrison) (MJIB 11:2:74)
September 15, 2005, Horseshoe Lake, Madison County (Charlene Malone, Jim Malone) (MJIB 15:2:71)
September 15 - October 29, 2006, Carlyle Lake, Clinton County (Roger Hayes) (MJIB 16:2:71)
September 15, 2006, Carlyle Lake, Clinton County (Roger Hayes)
September 16, 2006, Carlyle Lake, Clinton County (Roger Hayes, Dan Kassebaum, Bob Shelby, Deb Wesselmann)
September 17, 2006, Carlyle Lake, Clinton County (Dan Kassebaum, Bill Rowe)
September 21, 2006, Carlyle Lake, Clinton County (Keith McMullen)
September 23, 2006, Carlyle Lake, Clinton County (IOS Field Trip)
September 24, 2006, Carlyle Lake, Clinton County (Dan Kassebaum)
September 28, 2006, Carlyle Lake, Clinton County (Jim Malone)
September 30, 2006, Carlyle Lake, Clinton County (Dan Kassebaum)
October 9, 2006, Carlyle Lake, Clinton County (2) (Dan Kassebaum)
October 14, 2006, Carlyle Lake, Clinton County (2) (Dan Kassebaum)
October 15, 2006, Carlyle Lake, Clinton County (Dan Kassebaum)
October 28, 2006, Carlyle Lake, Clinton County (Leroy Harrison, Dan Kassebaum, Bill Rudden, Bob Shelby)
October 29, 2006, Carlyle Lake, Clinton County (Dan Kassebaum)
September 16, 2000, Carlyle Lake, Clinton County (Kent Lannert) (NN 72:9:5)
September 16-24, 2004, Carlyle Lake, Clinton County (Charlene Malone) (MJIB 14:2:72)
September 16, 2004, Carlyle Lake, Clinton County (3) (Charlene Malone)
September 17, 2004, Carlyle Lake, Clinton County (3) (Joe Eades, Roger Hayes, Keith McMullen)
September 18, 2004, Carlyle Lake, Clinton County (3) (Dan Kassebaum, Travis Mahan, Michael Retter, Kevin Richmond)
September 19, 2004, Carlyle Lake, Clinton County (2) (Joe Eades, Dan Kassebaum, Kevin Richmond, Bill Rudden)
September 20, 2004, Carlyle Lake, Clinton County (2) (Keith McMullen)
September 21, 2004, Carlyle Lake, Clinton County (2) (Doug Stotz)
September 23, 2004, Carlyle Lake, Clinton County (2) (Anne Downing)
September 17, 1995, Mark Twain NWR, Calhoun County (Bill Rowe) (MJIB 5:2:74)
September 18 - October 2, 1996, Carlyle Lake, Clinton County (Dan Kassebaum) (IORC 1996.090; DK) (MJIB 6:2:74) (MJIB 7:2:57)
September 18, 1996, Carlyle Lake, Clinton County (Dan Kassebaum)
September 21, 1996, Carlyle Lake, Clinton County (3) (Myrna Deaton, Dan Kassebaum, Keith McMullen)
September 22, 1996, Carlyle Lake, Clinton County (4) (David Becher, Dan Kassebaum, Bob Kleiger)
September 28, 1996, Carlyle Lake, Clinton County (4) (Keith McMullen)
September 29, 1996, Carlyle Lake, Clinton County (4) (Dan Kassebaum)
October 2, 1996, Carlyle Lake, Clinton County (2) (Dan Kassebaum, Jack Van Benthuysen)
September 19, 1987, Horseshoe Lake, Madison County (David Becher, Ron Goetz) (IORC 1987.119; DR, RG) (IBB 4:2:43) (IBB 5:1:5) (Bohlen 1989)
September 19-20, 1998, Carlyle Lake, Clinton County (Dan Kassebaum, Keith McMullen) (NN 70:9:10) (MJIB 8:2:73)
September 19, 1998, Carlyle Lake, Clinton County (5) (Dan Kassebaum, Keith McMullen)
September 20, 1998, Carlyle Lake, Clinton County (5) (Myrna Deaton, Dan Kassebaum)
September 21 - October 1, 2003, Carlyle Lake, Clinton County (Dan Kassebaum) (MJIB 13:2:72)
September 21, 2003, Carlyle Lake, Clinton County (Dan Kassebaum)
September 22, 2003, Carlyle Lake, Clinton County (Keith McMullen)
September 27, 2003, Carlyle Lake, Clinton County (2) (Joe Eades, StL Audubon Fieldtrip)
October 1, 2003, Carlyle Lake, Clinton County (Dan Kassebaum)
September 22 - October 8, 2000, Carlyle Lake, Clinton County (Dan Kassebaum) (NN 72:9:5) (MJIB 10:2:73)
September 22, 2000, Carlyle Lake, Clinton County (Dan Kassebaum)
September 23, 2000, Carlyle Lake, Clinton County (5) (IOS Fieldtrip)
September 30, 2000, Carlyle Lake, Clinton County (3) (Dan Kassebaum)
October 1, 2000, Carlyle Lake, Clinton County (2) (Frank Bennett, Dan Kassebaum, Keith McMullen)
October 8, 2000, Carlyle Lake, Clinton County (Dan Kassebaum)
September 23-28, 1986, Carlyle Lake, Clinton County (Leroy Harrison) (IORC 1986.177; CLH, RG, TEF, JBM) (IBB 3:2:40) (IBB 5:1:5) (AB 41:96)
September 23, 1986, Carlyle Lake, Clinton County (7) (Ron Goetz, Leroy Harrison, Bill Rudden) (Bohlen 1989) (WGNSS 1995)
September 25, 1986, Carlyle Lake, Clinton County (WGNSS)
September 28, 1986, Carlyle Lake, Clinton County (WGNSS)
September 24, 1988, Carlyle Lake, Clinton County (3) (David Becher, Vivian Liddell) (IORC 1988.093; DZB) (IBB 5:2:47) (IBB 6:1:11)
September 24, 1992, Crab Orchard NWR, Williamson County (Bob Danley) (Robinson 1996)
September 24, 2005, Carlyle Lake, Clinton County (IOS Fieldtrip) (MJIB 15:2:70-71)
September 25 - October 3, 1993, Carlyle Lake, Clinton County (George Barker, Terry Barker) (NN 65:9) (NN 65:10) (MJIB 3:2:72)
September 25, 1993, Carlyle Lake, Clinton County (3) (George Barker, Terry Barker)
September 27, 1993, Carlyle Lake, Clinton County (Jack Van Benthuysen)
October 2, 1993, Carlyle Lake, Clinton County (Mark Muehlbach, Niels Rattenborg, Jack Van Benthuysen)
October 3, 1993, Carlyle Lake, Clinton County (Bob Kleiger)
September 26-28, 1975, Rend Lake, Franklin County (Paul Biggers, Bruce Peterjohn) (IAB 176:33) (AB 30:1:80) (Bohlen 1978) (Robinson 1996)
September 27, 1987, Mark Twain NWR, Calhoun County (Skip Russell) (IBB 4:2:43)
September 27-28, 1994, Carlyle Lake, Clinton County (Todd Fink) (MJIB 4:2:74)
September 27, 1994, Carlyle Lake, Clinton County (Todd Fink, Mark Seiffert, Albert Seppi)
September 28, 1994, Carlyle Lake, Clinton County (Claudia Spener, Jack Van Benthuysen)
September 28, 1967, Mark Twain NWR, Calhoun County (Richard Anderson, Sally Vasse) (IAB 145:14) (AFN 22:1:49)
(Anderson and Bauer 1968) (Bohlen 1978)
October 1, 1988, Crab Orchard NWR, Williamson County (2) (Bob Danley) (Robinson 1996)
October 2-7, 1999, Carlyle Lake, Clinton County (Dan Kassebaum) (NN 71:10:5) (MJIB 9:2:74)
October 2, 1999, Carlyle Lake, Clinton County (Dan Kassebaum)
October 5, 1999, Carlyle Lake, Clinton County (Kent Lannert, Keith McMullen)
October 7, 1999, Carlyle Lake, Clinton County (Dan Kassebaum)
October 7-14, 2001, Carlyle Lake, Clinton County (Dan Kassebaum) (MJIB 11:2:74)
October 7, 2001, Carlyle Lake, Clinton County (Dan Kassebaum)
October 8, 2001, Carlyle Lake, Clinton County (2) (Dan Kassebaum)
October 10, 2001, Carlyle Lake, Clinton County (Keith McMullen)
October 14, 2001, Carlyle Lake, Clinton County (Dan Kassebaum)
October 12, 2000, Carlyle Lake, Clinton County (Eric Kershner, Dan Olson, Jeff Walk) (MJIB 10:2:73)
October 15-21, 2005, Carlyle Lake, Clinton County (Dan Kassebaum) (MJIB 15:2:71)
October 15, 2005, Carlyle Lake, Clinton County (Dan Kassebaum)
October 16, 2005, Carlyle Lake, Clinton County (Dan Kassebaum)
October 19, 2005, Carlyle Lake, Clinton County (Darrell Shambaugh)
October 21, 2005, Carlyle Lake, Clinton County (Charlene Malone)
October 19-21, 1991, Carlyle Lake, Clinton County (George Barker, Terry Barker) (MJIB 1:2:33) (AB 46:1:98)
October 19, 1991, Carlyle Lake, Clinton County (George Barker, Terry Barker, Dan Kassebaum, Albert Seppi)
October 20, 1991, Carlyle Lake, Clinton County (2) (Todd Fink, Dan Kassebaum, WGNSS)
October 21, 1991, Carlyle Lake, Clinton County (2) (Jack Van Benthuysen)
Unaccepted records:
October 27, 1987, Carlyle Lake, Clinton County (IORC 1987.122; unaccepted) (IBB 5:1:8)
Carlyle Lake, Clinton County
September 24, 2005 photo - Josh Uffman
Carlyle Lake, Clinton County
September 24, 2005 photo - Josh Uffman