Seasonal Report Archive for The Loon - Vireos Occurrence
This is the 1930 to present seasonal report archive for
The Loon, journal of the Minnesota Ornithologists' Union.
The last 2 years are available to MOU members. 		Seasons
Families
Whistling-Ducks, Geese, Swans, Ducks
New World Quail
Partridge, Pheasants, Grouse, Turkeys
Grebes
Pigeons, Doves
Cuckoos
Nightjars
Swifts
Hummingbirds
Rails, Gallinules, Coots
Limpkin
Cranes
Stilts, Avocets
Plovers
Sandpipers
Jaegers
 Alcids
Gulls, Terns
Loons
Shearwaters and Petrels
Storks
Frigatebirds
Boobies and Gannets
Cormorants
Pelicans
Bitterns, Herons, Egrets, Night-Herons
Ibises
New World Vultures
Osprey
Kites, Accipiters, Hawks, Eagles
Barn Owls
Screech-Owls, Owls
 Kingfishers
Woodpeckers
Caracaras, Falcons
Flycatchers
Vireos
Shrikes
Jays, Nutcrackers, Magpies, Crows
Chickadees, Titmice
Larks
Martins, Swallows
Kinglets
Waxwings
Silky-flycatchers
Nuthatches
Creepers
Gnatcatchers
 Wrens
Thrashers, Mockingbirds
Starlings
Dippers
Thrushes
Old World Flycatchers
Old World Sparrows
Pipits
Finches
Longspurs and Snow Buntings
Towhees, Sparrows
Yellow-breasted Chat
Blackbirds, Orioles
Warblers
Tanagers, Cardinals, Grosbeaks

Seasons
Species: Vireos
White-eyed Vireo
Bell's Vireo
 Yellow-throated Vireo
Blue-headed Vireo
 [Plumbeous Vireo]
Philadelphia Vireo
 Warbling Vireo
Red-eyed Vireo
Blue-headed Vireo(Vireo solitarius)
YearSeasonNS
1930SummerA nest with four young bitds was found near Deer River by Gustav Swanson on June 17tho
1938SummerJune Io. (Lake Vermillion) N est, 3 eggs and one of cowbird; another uncomple~ed nest. (Dr. Prosser and E. D. Swedenborg).
1961SummerJohn T. Pratt reports a nest of birch-bark about ten feet up in a Cedar tree at Encampment Forest, Lake County on 29 May.
1962SpringMay 3 Duluth, P. B. Hofslund; May 5 Mantorville, Dodge Co., Avifaunal Club; May 12 Goodhue Co., A. C. Rosenwinkel.
1962Falllast date, Oct. 6, Duluth, P. B. Hofslund.
1963SpringMay 5, Minneapolis, R. Janssen.
1963FallAug. 25, Washington Co., Jane Olyphant; latest, Oct. 13, Hennepin Co., (singing, also), W. R. Pieper.
1964Spring5-15 Stearns Co, RPR;
1964Fall9-5 Crow Wing Co, TEM; 9-5 Ramsey Co, in partial song, ACR; 9-21 Duluth, 5, JCG; 9-25 Stearns Co, RPR; 10-3 Duluth, A. Rekas.
1965Springearliest 4-29 Minneapolis, RBJ.
1965Falllatest 9-26 Rochester, JPF and 10-1 Minneapolis. VL. Red-eyed Vi reo: latest 9-29 Rochester, JPF and 10-1 Minneapolis, RBJ; one very exceptional record, 11-6 Hennepin Co, RDT, excellent details, undoubtedly latest date on record for Minnesota.
1966Springearliest 4-23 Dakota Co, MIG; 5-4 Rochester, JPF, Morris, JAH and Minneapolis, EMB, DB; 5-5 Hennepin Co, MHM.
1966Summer6-18 Lake and Cook Co's, JCG; 6-25 Itasca Co, ACR; 7-10 St. Louis Co, RBJ; 7-23 Lake Co, RLH.
1966FallLatest 10-5 Fargo, MGA; 10-11 Hennepin Co., MHM; 10-17 Morrison Co., LSR and Hennepin Co., EHH.
1967Springearly 5-10 Olmsted Co., CMJ, JPF and Hennepin Co., RDT, EHH, RBJ; 5-12 Ramsey Co. ACR' 5-13 Martin Co., BL, Goodhue Co., MIG and Winona Co., FGD.
1967Summernested Hubbard, Beltrami Co's. Red -eyed Vireo: nested Crow Wing, Lyon, Chisago Co's.; also reported from Houston, Rock, Wright, Hennepin, Morrison, Wabasha, Hubbard, Lake, Carver, Goodhue, Cook, Nobles, Clearwater, Beltrami Co's.
1967Fall latest 9-26 Anoka Co., PE; 9-28 Fargo-Moorhead, EGA; 10-2 Morrison Co., LSR; 10-5 Anoka Co., WHL; one very late, 10-23 Ramsey Co., ELC.
1968Spring early 4-25 Stevens Co., JAH; 5-2 Anoka Co., WHL; 5-3 Minneapolis, GES; 5-5 Hennepin Co., DB, JAJ.
1968Summer nested in Hubbard (LWJ) Co; also reported from Cook, Lake, St. Louis, Clearwater Co's; 6-2 St. Croix St. Pk., Pine Co, MIG, late migrant ?
1968Fall9-27 Hennepin 1 singing VL; 9-29 Mille Lacs RBJ; 9-29 Rice JAH; 10-1 Ramsey MIG; 10-21 Morrison LSR.
1969Spring5-2 Watonwan Co., DMF; 5-3 Minneapolis, EMB, and Nicollet Co., KP; 5-6 Morrison Co., LSR; 5-10 Pine Co., BAP; 5-16 Waseca Co., WF; 5-20 Hennepin Co., VL.
1969Summerreported from Cook, St. Louis, Clearwater, and Red Lake Co's.
1970Springearly south 4-29 Dakota PE; 4-30 Hennepin BDC;. 5-1 Hennepin WL; early north 5-4 Morrison LR; 5-9 Crow Wing JB; late south 5-31 Wright GES.
1970Summerreported from Cook, Cass, and Crow Wing (7-18 Emily, )B, TS, MKC).
1970Falllate north 9-23 Duluth JG, MMC; 9-29 Morrison LR; early south 9-5 Wright BH; 9-10 Hennepin VL; late south 9-30 Hennepin VL; 70-27 Washington, Nancy jackson.
1971Springearly south 5-5 Hennepin CH; 5-9 Goodhue DB; 5-10 Hennepin VL; early north 5-9 St. Louis NJH; 5-22 Crow Wing JB and Lake RK; late south 5-20 Lyon HK and Hennepin ES.
1971Summernested in Crow Wing; also reported from Cook, St. Louis, Aitkin, Pine, Clearwater, Lake of the Woods and Carver (6-4 and 6-11, KH, late migrant?).
1971Fallearlv south 8-28 Wright late south 9-27 Sherburne; 10-3 Wright; 11-l Hennepin RBJ; late north 10-4 Crow Wing; 10-6 Duluth.
1972Summernested in St. Louis, Cass; seen in. Clearwater, Hubbard, Lake. Cook. Aitkin; migrants · 6-5 Pope HCK, 8-4 Wright ES. Red-.eyed Vireo: J?reeding card from Hennepin, nestmg reported m 8 others; seen in 16 other counties.
1973Summer Nested in Cook, Aitkin; also seen in Lake. Red-eyed Vi reo Nesting reports from Murray, Stearns, & Aitkin; seen in 28 other counties.
1973Fall Seen in Cottonwood, St. Louis, Morrison. Early 8-30 Ramsey (JAB). Late 10-8 Hennepin (RBJ), (ETS); 10-14 Anoka (SC). Red-eyed Vi reo Seen in nine counties.
1974Spring Early south 4-27 Mower DS; 4-28 Hennepin ETS; 5-1 Hennepin WKE; early north 4-27 Clay LCF; 5-11 Mille Lacs MI; late south 5-24 Hennepin ETS.
1974Summer IRi ported from Lake of the Woo; sj tm, St. Louis, Lake, Cook.
1974Fall Late north 9-29 Duluth DM; 10-6 Crow Wing JB; late south 9-28 Cottonwood LF, Rock KE; 9-29 Hennepin PZ; 10-3 Stevens RBJ.
1975Spring Early south 4-28 Murray ADK; 4-30 Rice RDi; & Hennepin PVK; early north 5-1 St. Louis S. Beverly; 5-9 Morrison LSR; 5-10 Marshall SV; late south 5-31 Rock LAF.
1975Summer Reported from Roseau, St. Louis, Lake and Cook. Red-eyed Vi reo Nested in St. Louis and Cass; also reported from 28 other counties.
1975Falllate north 9-28 Hubbard WL; 10-3 Mille Lacs MI; early south 8-2 Lac qui Parle AFE; 8-27 Wright ES; late south 10-6 Waseca GC; 10-10 Hennepin RJ; 10-15 Ramsey BS.
1976Spring Early south 5-1 Hennepin BE; 5 reports on 5-5; early north 5-13 St. Louis GN; 5-14 Crow Wing JB and St. Louis DS; 2 reports on 5-17; late south 5-23 Lincoln KE. Red-eyed Vi reo Early south 5-6 Stearns NMH; 5-9 Rock LH; 5-10 Hennepin BB; early north 5-11 Itasca MS; 5-15 Lake ME; 5-20 St. Louis PD.
1976Summerreported from Itasca, Pine, St. Louis, Lake and Cook.
1976Fall Early south 8-31 Washington, 9-4 Ramsey; late north 9-17 Marshall, 920 Duluth; late south 9-26 Rock and Mower, 9-30 Washington, 10-10 Hennepin. Red-eyed Vi reo Late north 9-19 Cook, 9-23 Duluth; late south 9-26 Mower, 10-1 Hennepin, 1 0-20 Blue Earth VR. Philadelphia1 Vireo Early south 8-22 Cottonwood, 8-31 Washington; late north 9-10 Duluth, 9-16 Clay; late south 9-17 Anoka, 9-20 Washington and Hennepin.
1977Spring Early south 5-1 Washington DMB; 5-5 Olmsted JF and Blue Earth VR; 5-6 Hennepin ES; Early north 5-8 St. Louis GN; 5-10 Marshall SVA; 5-18 Lake CNS; early south 5-23 Blue Earth VR.
1977Summer Reported from Lake of the Woods, St. Louis, Lake and Cook.
1977Fall Late north 10-6 Crow Wing (E. Campbell). Red-eyed Vi reo Late north 10-10 St. Louis, 10-15 Lake, 10-16 Cook (all by JG).
1978Spring Early south 4-22 Martin EBK.
1978Summer Seen in Lake, Cook, St. Louis, Aitkin, Cass and Beltrami (Waskish).
1978Fall Early south 8-29 Houston EMF and Hennepin ES; late north 10-21 Crow Wing TS; late south 10-12 Houston WL. Red-eyed Vi reo Late north 9-15 St. Louis SM and 9-16 St. Louis RJ; late south 9-21 Olmsted VH and 9-24 Washington DM.
1979Spring Early south 5-2 Mower RRK; early north 5-5 Clay LCF, Otter Tail GMO.
1979Summer Late migrant 6-10 Swift (C&MB). Seen in Cook, Lake, Itasca, Otter Tail (6-15, Aurdal, GO).
1979Fall Late north 9-26 St. Louis DA and KMH, 10-9 St. Louis JG; late south 10-2 Houston EMF, 10-7 Chisago RJ.
1980Spring Early south 5-9 Nicollet JCF, Olmsted JF, Wabasha JSD, 5-10 report from eight counties; early north 4-19 Aitkin WN, 5-4 Otter Tail SM, 5-10 Clay LCF, St. Louis DA.
1980Summer Seen in Cook, Lake, St. Louis, Lake of the Woods, Itasca, Aitkin, Becker (Green Water Lake). Red-eyed Vi reo Breeding reported from Clay, Morrison, Wright, Anoka; seen also throughout the state.
1980Fall Late north 9-20 Aitkin WN, 10-6 Cook KMH; late south 10-12 Washington DS, 11-15 Hennepin Paul Egeland.
1981Spring Early south 4-26 Blue Earth JCF, Hennepin KJ, 4-30 Rice RJ, 5-3 Hennepin SC, DB, ES, Mower RRK, Olmsted JF; early north 4-26 Otter Tail SM, 5-2 Otter Tail GW, 5-3 Marshall KE. 
1981Summer Breeding data from Cook, Hubbard. Seen within range.
1981Fall Late north 9-26 Itasca RJ, 9-28 Cook KMH, 10-2 Beltrami JP; late south 10-5 Ramsey BL, 10-7 Hennepin SC, 10-8 Houston EMF. Red-eyed Vi reo Late north 10-2 Otter Tail GMO, 10-4 Otter Tail RG; late south 10-2 Hennepin DB, 10-5 Ramsey BL.
1982Spring Early south 5-3 Olmsted JEB, 5-4 Mower RRK, 5-5 Hennepin SC, ES; early north 5-9 Polk MH, 5-10 Clay LCF, Crow Wing JB, 5-11 Cook MKH, Lake SW/ MS, St. Louis KE.
1982Summer Seen in Cook, Lake, St. Louis, Beltrami, Crow Wing.
1982Fall Late north 9/17 Lake SWIMS, 9/22 Cook KMH, 10/6 St. Louis LE; late south 10/3 Mower RRK, 10/10 Anoka SC, Brown JSp, 10/23 Washington GS.
1983Spring Early south 4/30 Goodhue BL, Murray AD, 5/5 Anoka SC, 5/6 Brown JSp, Mower BJ, Murray HK, Olmsted JF; early north 5/6 Clay LCF, Otter Tail SDM, 5/10 Lake SWIMS, Mille Lacs MLWMA, Pennington TT, 5/11 St. Louis AE.
1983Summer Seen in Cook, Lake. Late migrant South: 6/ l. Early migrant South: 7/8 Houston E&MF.
1983Fall Early south 8/22 Olmsted JEB, 9/13 Houston EMF; late north 9/28 Beltrami JSP, 9/29 Crow Wing JB, 10/1 Cook KMH; late south 10/22 Brown JSp, 10/29 Hennepin OJ, 11/1 Washington WL.
1984Spring Early south 5/5 Brown JSp, Rice W. Evans, Hennepin JD, Le Sueur EK, 5/6 Cottonwood WH, Hennepin JE; early north 5/11 MLWMA, 5/13 Aitkin JB, WN, 5/14 Lake SWIMS, 5/15 Roseau AJ, Clay LCF, St. Louis SNP, 5/16 Cook KMH; late south 5/21 Goodhue DB, 5/28 Martin EBI K, Brown JSp.
1984Summerseen in Cook, Lake, Beltrami, Hubbard and Clearwater.
1984Fall Early south 8/29 Houston EMF, 8/30 DB, 8/31 Hennepin SC, 9/2 Brown JSp; late north 9/26 Pine RJ, 9/30 Itasca AB, 10/22 Cook KMH ; late south 10/2 Brown JSp, 10!15 Houston EMF, 10/22 Hennepin SC.
1985Spring Early south 4/29 Brown JSp, 5/3 Hennepin DB, 5/4 Freeborn RJ, Hennepin SC; early north 5/4 Lake SWIMS, 5/8 Cook KMH, 5/9 St. Louis AE, Clay LCF, 5/10 Otter Tail SDM; late south 5/13 Murray ND, Hennepin 5/17 DB, 5/20 sc.
1985Summer Nested in Lake (SWIMS). Also seen in Cook, St. Louis, Clearwater, Wadena (7/ 6, DZ).
1985Fall Early south 8/21 Houston EMF, 8/21 Hennepin SC, 8/25 Anoka GP; late north 9/26 Kanabec SSt, 10/11 St. Louis KE; late south 10/17 Ramsey KB, 10/21 Mower RRK.
1986Spring Early south 4/26 Lac qui Parle KE, RE, Omsted JEB, 4/28 Brown JS, Ramsey BL, 4/29 Ramsey KB, 4/30 Washington SSt; early north 4/28 St. Louis D. Kienholz, 5/3 Carlton AB, 5/4 Wilkin GAM, 5/5 Lake SWIMS; late south 5/21 Hennepin SC, Murray ND, Brown JS, 5/25 Winona AMP.
1986Summer Nested in Cook. Also seen in Lake, St. Louis, Koochiching, Lake of the Woods, Beltrami, Hubbard, Becker (6/13, BBS).
1986Fall Early south 8/20 Scott GS, 8/27 Anoka SC and Brown JS; late north 9/13 Clay LCF, 10/19 Duluth T. Savaloja; late south 10/6 Houston EMF, 10/11 Chisago RJ, 10/16 Hennepin ES.
1987Spring Early south 4/26 Mower JM, 5/2 Blue Earth RJ, Anoka SC and Washington DZ 5/6 Olmsted JB; early north 5/7 Duluth fide KE, 5/8 Lake SWIMS, 5/9 Cook KMH; late south 5/22 Brown JS, 5/23 Hennepin DB.
1987Summer Late migrant 6/2 Scott (AP). Seen in Cook, Lake, St. Louis, Itasca, Beltrami, Clearwater, Hubbard, Cass, Wadena (6/12, AB). Also seen in Fillmore 7/26 (earliest record South, AP).
1987Fall Early south 8/23 Hennepin DB, 8/28 Brown JS; late north 9/26 Wadena AB, 10/8 Lake DB, 10/27 Duluth WE; late south 10/1 Houston EMF, 10/8 Hennepin SC, 10/9 Faribault FS.
1988Spring Early south 5/1 Ramsey AB, Waseca GS, Brown JS and Hennepin TT, 5/2 Murray ND and Mower RRK; early north 5/5 Clay LCF, 5/7 Todd PH, 5/8 Otter Tail SDM; late south 5/21 Brown JS, 5/22 Winona and Houston AP.
1988Summer Seen in Roseau, Hubbard, Cass, Crow Wing, Aitkin, St. Louis, Lake, Cook; late migrant 6/9 Anoka (DZ).
1988Fall Early south 8/20 Houston EMF, 8/25 Anoka JH, 8/26 Freeborn NHo; late north 9/18 Clay LCF, 9/22 Lake WL, 10/16 Cook KMH; late south 9/30 Olmsted JB, Houston EMF, 10/2 Fillmore NAO, 10/7 Hennepin SC.
1989Spring Early south 4/27 Hennepin SC, 4/30 Olmsted BSE, 5/2 Ramsey AB; early north 5!10 Cook KMH, 5/14 Clay LCF and Pennington SKS; late south 5/21 Lac qui Parle AB, 5/27 Houston EMF.
1989Summer Fewer reports than in recent years; seen in Marshall 6/6 SKS, Itasca, St. Louis, Lake, Cook.
1989Fall Early south 8/23 Houston EMF, 8/26 Anoka GP; late north 9/17 Beltrami DJ, 9/20 Lake WL, 10/2 Cook KMH; late south 10/1 Anoka GP and Brown JS, 10/23 Hennepin SC and Wabasha AP.
1990Spring Early south 4/27 Hennepin SC, 4/28 Anoka GP, 4/29 Murray ND, Rock PG; early north 4/28 Carlton LW, 5/8 St. Louis fide KE, 5/10 Clay LCF, Cook KMH and Kanabec GS; late south 5/23 Anoka JH, 5/27 Hennepin DZ and Rice AP
1990Summer Probable breeding in Aitkin; also seen in Cook, Lake, St. Louis, Hubbard, Crow Wing.
1990Fall Early south 8/28 Brown JS and Hennepin SC, PS, 8/29 Ramsey KB; late north 9/23 St. Louis AB, 9/29 Cook KMH, 10/12 Lake DPV; late south 10/6 Swift RJ, 10/10 Sher burne DO, 10/13 Hennpin SC.
1991Spring Early south 4/27 Lac qui Parle mob, 4/28 Anoka JH and RiceTB, 4/29 Brown JS ; early north 5/9 Wilkin SDM, 5/10 Lake DPV, 5/11 Cook KMH and Marshall KSS; late south 5/20 Olmsted AP and Washington WL, 5/29 Lac qui Parle CMB.
1991Summer Seen in Roseau, Crow Wing, St. Louis, Lake, Cook.
1991Fall Early south 8/17 Hennepin SC, 8/27 Murray ND and Rice TB; late north 9/27 Lake DPV, 10/1 Cook KMH, 10/29 Lake AB; late south 10/3 Hennepin KB, 10/4 Rice TB, 10/8 Houston EMF.
1992Spring Early south 4/28 Hennepin SC and Rice TB, 5/1 Mower RRK and Winona CS; early north 5/5 Clay LCF, 5/7 Kanabec CM, 5/8 Cook KMH; late south 5/19 Hennepin DZ, 5/26 Olmsted AP.
1992Summer Probable nesting in Lake; also reported in Roseau, Marshall, Beltrami, Itasca, Hubbard, Crow Wing, Aitkin, Carlton, St. Louis, and Cook.
1992Fall Early south 8/8 Rice TB, 8/29 Anoka JH, 8/30 Hennepin TT; late north 9/25 Lake DPV, 9/27 St. Louis KB, 9/28 Cook KMH; late south 9/27 Stearns AB, 10/6 Winona CS, 10/10 Hennepin SC.
1993Spring Early south 4/27 Hennepin SC, 4/30 Murray RJ. Early north 5/5 Clay LCF, 5/8 Cook KMH, Kanabec CM, Lake DPV and St. Louis KR. Late south 5/28 Brown JS and Hennepin SC, TT.
1993Summer Probable nesting in Cook; seen in seven other north central and northeastern counties plus Roseau. Late migrants 6/2 Brown, 6/6 Hennepin TT, 6/18 Dakota MCBS.
1993Fall Early south 8/4 Anoka CF, 8/16 Houston EMF. Late north 9/17 St. Louis RH, 9/18 Marshall KSS, 10/6 Cook KMH. Late south 10/5 Houston JD, 10/9 Hennepin SC, CF and Winona AM.
1994Spring Early south 4/26 Anoka CF, 4/29 Hennepin TT and Waseca RG; early north 5/5 Kanabec CM, 5/11 St. Louis SW/MS, 5/12 Becker BBe; late south 5/17 Hennepin SC and Ramsey AB, 5/18 Anoka CF.
1994Summer Seen in seven north central and northeastern counties; plus Roseau, Marshall.
1994Fall Early south 8/20 Hennepin OJ, 8/27 Rice TB. Late north 9/25 Clay CF, 9/26 Cook KMH, 10/4 Carlton LW. Late south 10/13 Hennepin JBe, 10/28 Winona CS.
1995Spring Early south 5/5 Hennepin SC, 5/6 Mower RRK, Renville JW and Rice TB; early north 5/4 Kanabec CM, 5/7 Cass AB, 5/10 Morrison SDM; late south 5/28 Hennepin SC, PJ, 5/31 Anoka KB.
1995Summer Seen in seven north central and northeast counties plus Roseau; late migrant 6/15 Nicollet MF. Male singing through 6/9 and again on 7/15 in Anoka KB.
1995Fall Early south 8/2 (ties third earliest date south) Houston EMF, 8/27 Hennepin mob. Late north 10/5 Cook KMH, 10/10 Lake DV. Late south 10/11 Brown JSp, 11/1 (ties third latest on record) Hennepin SC.
1996Spring Early south 4/28 Hennepin DJe, 5/4 Rice TBo, 5/5 Hennepin SC. Early north 5/4 Douglas SWa, 5/11 Aitkin WN and Crow Wing PP. Late south 5/20 Anoka DZ, 5/26 Hennepin SC and Scott TT.
1996Summer Observed in Roseau, Koochiching, St. Louis, Lake, Cook, Aitkin; plus late migrant 6/2 Hennepin.
1996Fall Early south 9/2 Houston EMF, 9/4 Murray ND. Late north 9/18 Crow Wing JS/MN, 10/6 Carlton LW, 11/2 St. Louis DSa. Late south 10/8 Anoka KB, 10/12 Hennepin SC, 10/20 Fillmore NO.
1997Spring Early south 5/3 Houston DN, 5/5 Rice TBo and Hennepin DZ. Early north 5/6 Kanabec CM, 5/10 Morrison MJ/DT and Crow Wing PP. Late south 5/26 Hennepin SC, 5/30 Hennepin KRv, 5/31 Brown JSp.
1997Summer Observed in Roseau, St. Louis, Lake, Aitkin, Carlton; late migrants 6/1 Freeborn, 6/15 Ramsey TT.
1997Fall Early south 8/23–24 Wabasha KO, 9/1 Cottonwood ED. Late north 10/3 Aitkin CB, 10/15 Koochiching CMG, 10/17 and Lake DV. Late south 10/5 Hennepin TT, 10/11 Hennepin HT, and 10/16 Hennepin SC.
1998Spring Early south 5/1 Rice JL, 5/6 Washington RJ and Rice TBo. Early north 5/8 Otter Tail SDM, 5/9 Morrison MJ/DT, 5/10 Kanabec CM. Late south 5/16 Freeborn ABa, 5/23 Lincoln RgS, 5/31 Hennepin TT.
1998Summer Reported in Koochiching, Hubbard, Aitkin, St. Louis, Lake, Cook, Carlton; plus 6/8 Brown JSp.
1998Fall Early south 8/21 Rice JLa, 8/28 Hennepin LE, 8/29 Waseca JSe and Olmsted DA, BE. Late north 9/18 Cook KMH, 9/22 Beltrami DJo, 10/3 St. Louis AE. Late south 10/3 Brown JSp, 10/4 Olmsted DA, BE, 10/13 Hennepin SC.
1999Spring Arrived south slightly later than usual (no April reports but several on 5/1). Early north 5/2 in Otter Tail, Beltrami, Carlton. Late south 5/31 Rice SL.
1999Summer Seen in eight north central and northeast counties, plus Roseau; also 6/19 Pine SWe, Mille Lacs (no date) JLi.
1999Fall Arrived and departed on time in the south. Early south 8/14 Meeker DF, 8/21 Hennepin SL, 8/25 Stearns MJ/DT. No north reports during the two weeks prior to the median departure date (10/11), but a lingering bird was discovered at Stony Point on 10/20 St. Louis JG. Late south 10/11 Hennepin TT and Mower RRK, 10/13 Hennepin ABo.
2000Spring Observed in 20 south and 12 north counties. Arrived on time. Early south 4/29 Hennepin PBu, TT, then multiple arrivals over the next four days. Early north 5/1 Clay RO and Kanabec CM, then 5/3 in two counties. No south reports later than 5/25 Hennepin SC.
2000Summer Seen in Marshall, Itasca, St. Louis, Lake, Cook, Aitkin, and Carlton; plus late migrant 6/3 Hennepin.
2000Fall Reported from all nine regions. Early south 8/20 Freeborn AEB (ties recent median), then numerous reports beginning 8/26 Dakota SWe. Peak movement noted 8/29 in Lake (10) DRB. Three October reports north — the latest of these 10/7 St. Louis ALE. Four October reports south, including two later than the recent median departure date (10/13): 10/18 Hennepin CMM, and 10/25 Murray ND.
2001Spring Seen in 26 south and 19 north counties. Arrived about one week before recent median dates. Early south 4/21 (ties earliest south) Hennepin SLC, 4/23 Freeborn AEB; peak migration 4/28–30. Arrived north 4/29 Becker BRK, 4/30 Crow Wing MRN. Late south 5/26 Brown JSS.
2001Summer Observed in nine North-central and Northeast counties plus Roseau.
2001Fall Observed in all regions. Early south 8/10 Steele MJF, 8/15 Hennepin SLC (recent median 8/20). Late north 10/7 St. Louis DJF, 10/13 Clay RHO. Late south 10/14 Fillmore NBO, 10/20 Hennepin ChM.
2002Spring Observed in 31 south and 22 north counties. Early south 4/25 Hennepin CKu, 4/26 Anoka KJB, peak migration 5/4 (7 south counties). Early north 5/4 Cass, Clay, St. Louis and Wadena, peak migration 5/11–15 (11 counties). Late south 5/27 Hennepin DCZ and Washington PEB. High count 5/10 Anoka (8) KJB.
2002Summer Observed in seven North-central and Northeast counties plus 6/29 Mille Lacs (no location) N.R.R.I., 6/30 Pine (Nickerson Bog) KWR.
2002Fall Early south 8/2 Yellow Medicine JEB (ties second earliest date south), then none until 8/28 Nicollet KJB, over a week later than the recent median (8/20). Late north 9/30 Becker DFN and St. Louis JJS, 10/1 Carlton JJS, 10/11 St. Louis JWL. Late south 10/12 Hennepin PEB, 11/4 (second latest south date) Hennepin †SLC.
2003Spring Arrived on time. Early south 4/28 Freeborn AEB, 4/29 Hennepin SLC, 5/3 Anoka KJB and Dakota JPM. Early north 5/4 Kanabec CAM, 5/8 Itasca DCZ, 5/10 in four counties. Late south 5/26 Hennepin SLC, 5/28 Isanti JJS.
2003Summer Observed in nine North-central and Northeast counties plus Roseau, Marshall, Becker.
2003Fall Total of 55 reports from 14 north and 14 south counties in all regions except the Southwest. Early south 8/20 Hennepin ChM, 8/26 Hennepin SLC. Late north 10/14 Lake JWL, 10/19 Cook (Hovland) MH. Late south (median 10/16) 10/15 Anoka BRL and Hennepin DWK.
2004Spring Reported from 18 north and 30 south counties. Early south 4/29 Freeborn AEB and Rice TFB, 4/30 Le Sueuer, Sherburne and Wright (median 4/28). Early north 5/5 St. Louis MH, 5/6 Carlton LAW and St. Louis NAJ, 5/8 in Otter Tail (median 5/4). Late south 5/27 Washington TEB, 5/29 Hennepin HCT (median 5/29).
2004Summer Observed in eleven counties in northern regions; first nesting record Carlton JWL.
2004Fall Early south 8/5 Sherburne PLJ, 8/17 Hennepin ChM. Most south reports between early September and mid-October. Late south 10/15 Blue Earth DPJ, 10/23 Hennepin SLC and Waseca JPS. All October north reports: 10/4 St. Louis SLF, 10/7 Polk EEF, 10/9 St. Louis EEO.
2005Spring Early south 5/5 Freeborn AEB, Hennepin DCZ and Rice TFB (median 4/28). Early north 5/6 Cass BJU, 5/7 Pine JWL, 5/9 in four more counties (median 5/5). Late south 5/29 Dakota ADS, 5/30 Murray NED (median 5/29).
2005Summer Observed in Beltrami, Itasca, Cass, Aitkin, St. Louis, Lake, Cook.
2005Fall Reported from all regions. Early south 8/7 Fillmore NBO and Lac qui Parle (2) BJU (median 8/20). Late north 10/1 Becker DFN and Beltrami BJU, 10/4 Cook CJT (median 10/12). Late south 10/10 Rice TFB, 10/13 Fillmore NBO, 10/14 Houston FZL.
2006Spring Early south 4/28 Lac qui Parle BJU, 5/1 Redwood LBF and Rice TFB. Early north 5/5 Pine DFN, 5/8 Carlton JWL and Crow Wing JEB, RBJ, St. Louis DFN. Late south 5/31 Rice JEB. First arrival dates south and north were identical with recent medians.
2006Summer Observed in 12 counties in northeastern portion of state.
2006Fall Early south 8/22 Lac qui Parle BJU and McLeod PRH, 8/24 Chippewa and Dakota (median 8/20). Late north 9/26 Mille Lacs ASc, 9/29 Cass RBW (median 10/11). Late south 10/15 Hennepin ChM, 10/19 Waseca JPS (median 10/16).
2007Spring1433 Early south 4/25 Olmsted JWH, 4/28 Meeker DMF, 4/29 Rice TFB (median 4/28). Early north 5/1 Mille Lacs ASc, 5/5 Clay RHO, 5/7 Cass (2) BAW (median 5/5). High count 5/9 Scott (5) BAF. Late south 5/20 Pope, Rice, and Stevens, then only 5/28 Hennepin RTH (median 5/30).
2007Summer101 North reports from Lake of the Woods, Beltrami, Itasca, Hubbard, Cass, St. Louis, Lake, Cook, Pine. Late south migrant 6/2 Jackson AXH.
2007Fall1336 Early south (median 8/20) 8/22 Sherburne ASc, Washington LS, 8/23 Lac qui Parle BJU, 8/26 McLeod PRH. High counts 9/8 Hennepin (6) HCT, 9/9 Lac qui Parle (6) BJU. Late north 9/19 Mille Lacs ASc, St. Louis PHS, 9/22 Crow Wing HHD, St. Louis MCA, (4) ERo, 10/1 St. Louis SLF (median 10/11). Late south 10/3 Ramsey RBW, BRL, Waseca JPS, 10/7 Scott WCM, 10/24 Rock DAT (median 10/16).
2008Spring1935 Early south (median 4/28) 4/27 Rice TFB, 4/28 Meeker DMF, 4/29 Sherburne ASc. Early north (median 5/5) 5/1 Morrison JEB, 5/3 Hubbard PBB, 5/4 Morrison MJB. High counts 5/7 Rice (6) DAB, 5/13 Carver (5) JCC. Late south 5/31 Scott HAP, Stearns HHD, Waseca DAB (median 5/30).
2008Summer122 Record high number of reports. Observed in North-central and Northeast plus Becker, Pine, and late south migrants 6/1 McLeod PRH, 6/2 Rice TFB.
2008Fall1231 Early south (median 8/20) 8/31 Goodhue LEC, 9/5 Hennepin CMB, Meeker DMF, 9/6 Brown BTS. Late north 9/25 St. Louis DMF, 9/27 Cass BAW (median 10/11). Late south 10/10 Scott BAF, 10/11 Carver JCy, Le Sueur JCC, 10/12 Rice DAB, TFB (median 10/16).
2009Spring1726 Early south (median 4/28) 4/24 Carver WCM, 4/27 Hennepin ALD, 4/29 Dakota ADS. Early north (median 5/5) 5/7 St. Louis TPW, 5/9 Cass BAW, Otter Tail DST, 5/10 Kanabec DBM, St. Louis SES, Wadena PJB. High count 5/16 Scott (6, Murphy-Hanrehan P.R.) BAF. Late south 5/23 Scott MDu, 5/30 Dakota RLW, Sherburne RBW (median 5/30).
2009Summer121 Found in North-central, Northeast. Late south migrant (median 5/31) 6/7 Stearns HHD. First county breeding record from Beltrami fide BBA.
2009Fall1524 Early south (median 8/20) 8/29 McLeod PRH, 9/1 Anoka REH, Meeker DMF, 9/2 Hennepin SLC. Late north 10/5 Cook DMB, 10/10 Wadena HHD (median 10/10). Late south 10/10 Rice DPG, 10/16 Mower RBJ, 10/24 Hennepin SLC (median 10/16).
2010Spring1329 Early south (median 4/28) 4/30 Rice TFB, 5/1 Hennepin TAT. Early north (median 5/5) 4/29 Crow Wing ABi, 5/8 Clay RHO, Morrison FGo. Late south 5/23 Renville BJU, Rock (Blue Mounds S.P.) CLW, DCh, RLa, Yellow Medicine RLW, 5/24 Lac qui Parle BJU (median 5/31).
2010Summer121 Seen in northern regions plus Dakota.
2010Fall1831 Early south (median 8/20) 8/22 Lac qui Parle BJU, 8/25 Yellow Medicine BJU, 8/26 Carver JCy, Dakota HHD, Hennepin TAT. High count 8/23 Lake (6) BWe. Late north 9/24 Koochiching SC, 9/26 Lake DAB, JWH, well before the 10/10 median. Late south 10/13 Hennepin SLC, 10/14 Hennepin (Powderhorn Park) JJo (median 10/16).
2011Spring2340 Early south (median 4/28) 4/30 Carver (3) JCy, WCM, Dakota BAF, ADS, Hennepin CMB, BeH, SLC, Rice DAB, TFB. Early north (median 5/5) 5/4 Crow Wing JeM, DTM, 5/6 Lake JoB, 5/7 Wadena PJB. High count 5/9 Lac qui Parle (12) BJU. Late south 5/29 Ramsey FKB, Stevens HHD, RAE, 5/30 Lac qui Parle SWe, RLW (median 5/31).
2011Summer142Reported from Northeast, North-central, plus Roseau in the north. Late spring migrants 6/2 Steele PSu, 6/14 Dodge LMS. First county breeding record from Lake of the Woods BWa. High count 6/4 Itasca (6) ESh, MMa.
2011Fall1835 Early south (median 8/20) 8/24 Hennepin SLC, 8/25 Carver (Carver P.R.) JCy, 8/26 Hennepin ALD. High count: 9/22 Carver (6, Carver P.R.) JCy. Late north 10/9 St. Louis JLK, 10/30 Cook (Croftville Road) †DBM (median 10/10). Late south 10/15 Carver (Carver P.R.) JCy,10/22 Steele (Rice Lake S.P.) HCT (median 10/16).
2012Spring1937 Early south (median 4/28) 4/24 Carver JCy, 4/29 Rice TFB, 5/1 Olmsted RAE. Early north (median 5/5) 4/28 Morrison TMu, 5/3 Mille Lacs ASc, 5/4 Itasca SC, EEO. High count 5/7 Steele (6) PSu. Late south 5/20 Lyon GWe, 5/24 Hennepin JJo, 5/25 Hennepin CMB (median 5/31).
2012Summer163 Reported from all northern regions, plus late spring migrants 6/5 Chisago RMa, 6/6 Washington LMS. Unusual summer record 6/30 Anoka BAS. High count 6/7 St. Louis (6, Sax-Zim Bog) RFi, JM. First county breeding record from Itasca GCr.
2012Fall2435 Early south (median 8/20) 8/18 Faribault (2) ClN, CoN, Sherburne RBJ, BAB. Both high counts of 7 from St. Louis: 9/13 JLK, 9/21 KJB. Six found on 9/1 in Nobles by BTS is notable for the southwest region. Late north 9/29 St. Louis KJB, 9/30 St. Louis HHD, RAE (median 10/10). Late south 10/10 Dakota KDS, 10/13 Ramsey JFR, PSe (median 10/16).
2013Spring2344 Early south (median 4/28) 4/29 Olmsted MHn, 4/30 Dakota HSt, Hennepin JJo, Steele PSu. Early north (median 5/5) 5/1 Hubbard MaH, St. Louis (2) JLK, 5/7 Carlton MJM. High count 5/15 Dakota (7, Spring Lake P.R.) DVe. Late south 5/30 Carver JCy, Hennepin TLo, Steele PSu, but see summer report for more late migrants (median 5/31).
2013Summer183 Seen in all northern regions plus 6/1 Hennepin, Pine, Steele; late south migrant 6/2 Carver JCy.
2013Fall1833 Early south (median 8/20) 8/19 Dakota JSn, 8/22 Brown MiO. High count 9/14 Brown (6) MiO. Late north 10/6 Clay (2, Gooseberry Park) RHO, St. Louis BCM, followed only by 10/27 Cook RZi, KRE, LS, well after the 10/10 median. Late south 10/13 Hennepin MJB, Ramsey JuW, Sibley JCC, 10/21 Mower ph. RJW (median 10/16).
2014Spring2445Early south (median 4/28) 4/28 Dakota ADS, Hennepin BeH, 4/29 Pope ANy, Steele PSu. Early north (median 5/5) 5/3 Clay MO, 5/5 Itasca DnM, 5/6 Cass BAW, Crow Wing JPR, Douglas BEc, Wadena JDi. High counts 5/25 St. Louis (10, Bear Head Lake S.P.) RSA, 5/7 Carver (6) JCy. Late south 5/26 Scott BAb, 5/27 Anoka KRy, but also see summer report (median 5/31).
2014Summer61Found north in Aitkin, Beltrami, Clearwater, Cook, Lake, Pine, St. Louis, plus late south migrant 6/1 Hennepin KAR.
2014Fall2136 Early south (median 8/20) 8/25 Carver PTn, 8/29 Hennepin CMB, 8/30 Kandiyohi JoS. High counts 9/17 Nicollet (12, Seven Mile Creek C.P.) WCM. 9/12 St. Louis (7, Hawk Ridge/Lester River Census) KJB. Late north 10/4 Lake JWL, 10/6 St. Louis (2) KJB (median 10/10). Late south 10/8 Hennepin CMB, 10/11 Scott BAb, ToL, 10/14 Scott BAF (median 10/16).
2015Spring2540 Early south (median 4/28) 5/1 Hennepin DAB, Rice TFB, 5/2 Anoka REH, Dakota DFN, JEd, DTr, Hennepin BCl, Nicollet WCM, Ramsey BCh, Steele PSu. Early north (median 5/5) 5/3 Crow Wing EGa, Itasca SC, 5/4 Clay CMN, Crow Wing ABi, JPR. High counts all from Tamarac N.W.R. in Becker: 5/16 (8) HeH, ShG, 5/30 Becker (8) JKy. Late south 5/24 Hennepin JQn, 5/25 Ramsey KCr, 5/30 Ramsey ASi (median 5/31).
2015Summer15 Found in North-central, Northeast, plus Becker, Roseau.
2015Fall2138 Early south (median 8/20) 8/20 Swift HHD, Waseca PSu, 8/22 Brown RBW. High count 9/28 St. Louis (5, Hawk Ridge/Lester River Census) KJB. Late north 10/4 Cook JaJ, 10/5 Lake JWL, St. Louis KGa, ALx, KJB (median 10/9). Late south 10/13 Hennepin CMB, 10/18 Winona DSt (median 10/16).
2016Spring2347 Early south (median 4/28): Two record-early reports of birds singing in the observer's yards, 4/15 Dakota ADS, 4/16 Washington KIs, then 4/22 Rice TFB. Early north (median 5/4) 4/30 Morrison JEm, SEm, 5/8 Morrison RPR, Wadena PJB, 5/10 Cass DAY, Itasca SC. High count 5/20 Becker (12, Tamarac N.W.R.) ShG, HeH. Late south 5/29 Washington JDS, 5/30 Dakota JBu, Rock m.ob. (median 6/2).
2016Summer11 Found in North-central and Northeast, plus Pine. High count 6/11 Clearwater (6, Itasca S.P.) ASu.
2016Fall2937 Early south (median 8/20) 8/17 Dakota DRD, Lyon GWe, 8/18 Carver BTo, JuC, 8/19 Sherburne BTo, JuC. High counts 10/6 St. Louis (9, Hawk Ridge/Lester River Census) KJB. Late north 10/20 St. Louis (Hawk Ridge/Lester River Census) KJB, 10/29 Cook (Good Harbor Bay) JWH, JPR, ph. JWL (median 10/7). Late south 10/15 Hennepin CMB, SKS (median 10/18).
2017Spring2443 Early south (median 4/28) 4/25 Ramsey LiH, 4/26 Steele PSu, 4/27 Hennepin JmM. Early north (median 5/4) 4/28 St. Louis ArL, 5/2 Carlton LDu, 5/5 Cass LDu, St. Louis BHo. High counts 5/9 Washington (8, Wilmes Lake Trails) PNi, DAd, ToL. Late south 5/30 Washington JDS, 5/31 Chisago FKo, Hennepin MSw (median 6/2).
2017Summer14 Found in North-central, Northeast plus Clay, Roseau, Todd. High count 6/15 Lake (7, Perent Lake Rd.) ebd.
2017Fall1947 Early south (median 8/20) 8/20 Dakota AJF, 8/21 Hennepin TAT, 8/22 Big Stone HHD, Murray RAE. High count 9/25 Lyon (6, Southwest Minnesota State University) JtH, GWe. Late north 10/11 Lake TRd, 10/22 St. Louis StK, KJB (median 10/7). Late south 10/19 Houston FKo, 10/22 Hennepin AtK, 10/27 Hennepin ClB (median 10/18).
2018Spring2641 Early south (median 4/28) 4/29 Dakota STo, Rice JiP, Wright RCl, and also in Carver, Hennepin, Olmsted, Ramsey LiH on 4/30. Early north (median 5/4) 5/1 Itasca SC, Pine KrM, 5/2 Cass BEc, Clay ShG, HeH. High counts 5/8 Rice (8, Carleton College Cowling Arboretum, Upper Arboretum) JhB, 5/9 Carver (7, Rapids Lake, Minnesota Valley N.W.R.) JCy. Late south 5/27 Carver LAl, 5/30 Goodhue GJM, Washington ebd (median 6/2).
2018Summer15 Observed in northeastern third of state. High count 6/12 Lake (5, Tettegouche S.P.) DSh.
2018Fall2446 Early south (median 8/20) 8/15 McLeod BHa, 8/21 Hennepin CMB, 8/23 Kandiyohi MJB, Lac qui Parle WCM, Wright RAE. High count 9/22 Carver (8, Carver P.R.) JCy. Late north 10/14 St. Louis StK, 11/1 Cook CRM, m.ob. (median 10/9). Late south 10/14 Ramsey ebd, 10/15 Hennepin (Wood Lake N.C.) BAF, 10/18 Hennepin (Theodore Wirth Park) IVa (median 10/19).
2019Spring3350 Early south (median 4/28) 4/22–23 Hennepin ChP, 4/23 Carver WCM, Wabasha AaL. Early north (median 5/4) 5/1 Mahnomen RAE, HHD, 5/4 Mille Lacs MJk, Pennington RAE, HHD, St. Louis DHn. High counts 5/17 Anoka (12, Locke Park/Rice Creek West Regional Trail) LiH, RMD, 5/16 Olmsted (8, Kutzky Park) SPe, 5/20 Aitkin (8, Rice Lake N.W.R.) JDz. Late south 5/31 Hennepin SKe, Washington JDS (median 6/2).
2019Summer151 On territory in all northern regions, plus Pine. Late south migrants 6/1 Lyon GWe, 6/2–3 Grant CNn. High count 7/23 Lake (5, George Crosby Manitou S.P.) ebd.
2019Fall2444 Early south (median 8/20) 8/23 Anoka JH, 8/25 Lyon GWe, Rock KEm, JWH, 8/28 Stearns HHD, Swift JH. High count 9/28 Hennepin (6) MMk. Late north 10/6 Crow Wing AaL, 10/10 St. Louis DHn, 10/13 Lake JWL, St. Louis StK (median 10/10). Late south 10/19 Hennepin (Powderhorn Park, Minneapolis) IVa, 10/28 Anoka ebd, 11/10 Hennepin (shore of Bde Maka SKa) DMI (median 10/19).
2020Spring2748 Early south (median 4/28) 4/25 Ramsey MRe, WRe, Watonwan BWF, 4/26 Lyon REn, RLF, GWe, Washington RZi. Early north (median 5/3) 4/24–27 Todd REn, RLF, 4/27 Clay ebd, 5/1 Carlton ebd, St. Louis LME. High counts 5/16 Redwood (11, Alexander Ramsey C.P.) RJS, 4/28 Lyon (9, S.W.M.S.U.) NMe, 5/16 Mower (8) SWm. Late south 5/28 Stearns STW, 5/29 Washington JDS (median 6/1).
2020Summer141 Reported along and northeast of a line from Roseau and Clearwater to Pine, plus spring migrant 6/1 Meeker PKF. High count 6/23 Koochiching (18, Fiero Road, 4.9 miles surveyed by foot in 10.5 hrs) JbS, ebd.
2020Fall2948 Early south (median 8/20) 8/8 Anoka RSk, 8/17 Anoka RSk, 8/19 Goodhue EBy. High counts 9/8 Lyon (13, Southwest Minnesota State University) GWe, 9/13 St. Louis (11, Brighton Beach) HTo, TRK, StK. Late north 10/9 Mille Lacs LMc, 10/13 Pine SRo, 10/19 St. Louis JPR (median 10/10). Late south 10/12 Hennepin DCZ, 10/14 Blue Earth MiO, 10/21 Carver ChP (median 10/19).
2021Spring2646 Early south (median 4/29) 4/26 Kandiyohi ebd, Mower SWm, Ramsey GWe, 4/27 Ramsey LiH. Early north (median 5/3) 4/29 Clay ebd, 5/1 Otter Tail ebd, 5/2 Aitkin CLR. High count 5/15 McLeod (7) ANy. Late south 5/28 Hennepin CJE, Sherburne SKe, Washington ebd, 5/29 Olmsted ToM, 5/31 Carver SMl (median 6/1).
2021Summer14 Encountered in North-central, Northeast plus Marshall, Roseau, Pine. Suitable habitat is lacking at Old Mill S.P., so 6/1 Marshall ebd was likely a migrant.
2021Fall2949 Early south (median 8/20) 8/16 Dakota (Harmon Park) ebd, 8/19 Dakota (Miesville Ravine P.R.) KDS, 8/22 Hennepin CMB, CDg, Ramsey DnS, DFe, Washington PNi. High counts 9/21 St. Louis (14, Brighton Beach) IDv, 9/15 St. Louis (12, Brighton Beach) IDv, 9/22 St. Louis (12, Brighton Beach) StK. All late north reports from H.R.B.O. banding station in St. Louis (FJN): 10/10, 10/12, 10/13 (median 10/11). Late south 10/17 Hennepin (Wood Lake N.C.) KBg, 10/19 Hennepin (Mother Lake) ebd, 10/25 Rice MZa (median 10/19).
 
 Breeds north-central and northeast. Migrant throughout.

Notes:

Click on the bird name to see a photographic image of the bird.
Column N  Number of counties where the bird was seen in the North.
Column S  Number of counties where the bird was seen in the South.