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
Philadelphia Vireo(Vireo philadelphicus)
YearSeasonNS
1961SummerDave Pearson reports adults feeding nearly-grown young on 21 August at Many Point Scout Camp. WARBLERS: Of about 40 species that have been seen or taken in Minnesota, about 22 are known to nest here and seven more occur during the summer, for a breeding season total of 29 species. Sixteen of these species were seen this ) ( season but only five were actually found nesting.
1962SpringMay 12 Goodhue Co., A. C. Rosenwinkel; May 13 Hennepin Co., Bob Janssen; May 13 St. Paul, R. Grant; May 15 Duluth, P. B. Hofslund; May 16 May Winona, Hiawatha Valley Bird Club.
1963SpringMay 6, Minneapolis, (early) Bill Litkey, A. C. Rosen winkel and R. Huber; May 6, Ramsey Co., A. C. Rosenwinkel; May 23, Morris, Stevens Co., R. Grant; May 26, Duluth, Jan Green.
1963SummerLake Co., N. Kawishiwi River, July 7, 1 ad carrying food, Jan Green.
1963FallAug. 19, Anoka Co., D. Pearson; latest, Sept. 25, Minneapolis, R. B. Janssen. Also noted Sept. 1 in Rock Co., Avifaunal Club. Black and White Warbler: latest, Sept. 24, Ramsey Co., A. C. Rosenwinkel.
1964Spring5-5 Wright Co, EC; 5-8 Hennepin Co, RBJ; 5-16 Ramsey Co, ACR; 5-16 Duluth, PBH.
1964Summer7-10, Pickerel Lake, Lake Co, JCG.
1964Fall9-5 Crow Wing Co, TEM; 9-11 Ramsey Co, MIG; 9-24 Duluth, JCG; 10-9 Olmsted Co, JPF.
1965Springearliest 5-5 Roches ter, JPF.
1965Falllatest 9-20 Washington Co, DS and Belle Prairie, LSR; 9-22 Minneapolis, VL and Hennepin Co, DB.
1966Springearliest 5-8 Minneapolis, JAJ; 5-12 Goodhue Co, EWJ; 5-16 Hennepin Co, MHM.
1966Summer6-16 Morrison Co, LSR, banded, good details, very late migrant? (See Notes of Interest)
1966Fallearliest in south 8-24 Hennepin Co., DB; latest 9-28 Hennepin Co., JAJ; 10-11 Lake Co., RK; 10-12 Duluth, AKA.
1967Spring5-10 Olmsted Co., CMJ, JPF; 5-17 Stevens Co., JAH· 5-19 Hennepin Co., EHH and Stearn~ Co., RPR; 5-20 St. Louis Co., VFB.
1967Fall earliest 9-4 Lake Co., MIG; 9-5 Lake Co., RK; 9-6 Morrison Co., LSR; latest 9-26 Pope Co., JAH; 9-27 Hibbing, HM; 10-1 Anoka Co., PE; 10-5 Washington Co., DS.
1968Spring early 5-12 Minneapolis, EHH; 5-14 Lake Co., RK; 5-15 Houston Co., FL; 5-18 Goodhue Co., BL.
1968Summer 7-18, nest, 3 young, Crane Lake, St. Louis Co, Sheila, Cummingham, 8-17 Fox, Roseau Co, 1, GES; 8-26, 8-30 Sugar Lake, Wright Co, GES; early fall migrants.
1968FallEarly south 8-26 Wright ETS; late 10-1 Morrison LSR; 10-5 and 10-6 Hennepin FN/ MAS.
1969Spring5-5 Winona Co., BT; 5-8 Hennepin Co., JH, RDT; 5-27 Washington Co., DS, and Duluth, MMC; 5-29 Carver Co., MHM.
1969Summer7-12 Grand Portage, Cook Co., 4 and 7-13 Deronda Bay, Cook Co., 1 JJG; 6-(1, 2, 4, 9) Duluth 1 singing male MMC. Early migrant: 7-30 Hennepin Co. GES.
1969Fall8-2 Duluth MC; 9- 5 Hennepin MHM; 9-6, 7, 8 Wright ETS; 9-8, 9-25 Morrison LSR; 10-1 Hennepin DB.
1970Springearly south 5-9 Lyon PE; 5-10 Sherburne KE; 5-11 Wabasha WDM; early north 5-12 Clearwater RD; 5-17 Morrison LR; late 5-29 Wabasha WDM and Lake JG; 5-30 Duluth MMC.
1970Summer6-2 to 6-10 Duluth MMC; 6-21 Duluth JCG, MMC; 7-2 Floodwood, St. Louis Co. MMC; and 7-3 Clifton, Duluth Twp. )CG.
1970Falllate north 9-19 Duluth JG; early south 8-31 Wright ES; late south 9-30 Hennepin VL; 10-29 Washington, Jane Olyphant (banded).
1971Springearly south 5-6 Hennepin OJ· 5-11 Hennepin CH; 5-12 Hennepin PE· early north 5-13 Crow Wing JB; 5-16 Duluth MMC; late 5-26 Mower JLJ; 5-31 Crow Wing JB.
1971Summer6-2 Hennepin ES; 6·2 and 6-3 Itasca MMC; both probably late migrants.
1971Fallearly 8-27 Wabasha; 8-31 Hennepin; late south 9-12 Wright; 9-13 Dakota; 9-18 Hennepin; late north 9-8 Duluth; 9-28 Morrison. Warblinq Vireo: late south 9-10 Wright; 9-11 Hennepin; 9-23 Wabasha; late north 9-8 Duluth; 9-13 Grant. Black and White Warbler: early south 8-19 Wright and Hennepin; late south 9-11 Carver; 9-14 Ramsey; 9-29 Hennepin; late north 9-21 Crow Wing; 9-23 Duluth.
1973Summer Cook (6-30 Mineral Center MMC).
1973Fall More reports; Seen in Ramsey, Cot tonwood, Lake of the Woods, Morrison. Late 10-8 Hennepin (2) (ETS).
1974Spring Early south 5-6 Hennepin PCHS; 5-14 Goodhue DS; early north 5-18 Mille Lacs Ml; 5-19 Clay KZ; late 5-28 St. Louis JG and 5-30 St. Louis (6) GJN.
1974Summer Only report from Cook Co. (no date, MMC).
1974Fall Early south 8-29 Wright ES; late north 9-21 St. Louis RBJ; 9-29 Duluth DM; late south 9-24 Hennepin ES; 10-4 Cottonwood LF.
1975Spring Early south 5-14 Goodhue ETS and Hennepin CLI-I; 5-15 Wabasha RAG· early north 5-8 Mille Lacs MI; 5-15 st: Louis GJN; late 5-31 Rock KE, GLO RD. ' Winter 1975
1975Summer 6-26 and 29 Lake (2 pairs, JG); late migrant 6-1 Rock (KE).
1975Falllate north 9-21 Duluth DM; early south 8-28 Olmstead RJ; 8-30 Washington GA; late south 9-29 Hennepin EM; 10-3 Goodhue CF; 10-9 Cottonwood LF.
1976Spring Early south 5-6 Cottonwood ED; 5-8 Pipestone LH and Goodhue BE; 5-10 Lac qui Parle (6) AFE; early north 5-14 St. Louis DS; 5-20 Clay LCF; late south 5-25 Hennepin VL and Olmsted JF.
1976Summer3 reports 6-13 to 7-11, Ely, St. Louis Co. (GN); late June in Cook Co. (J. Hart); 6-26 Cook Co. (BJ). ·
1977SpringEarly south 5-7 Hennepm B~; 5-8 Lac qui Parle FE; 5-11 Hennepm ES; early north 5-1 St. Louis GN; ~-12 Otter Tail GO; late south 5-22 Pipestone KE, TS.
1977Summer Migrants reported 6-3 Lac qui Parle (CMB), 6-4 Anoka (KL) and 7-28 Houston (EMF); no reports from the northeast.
1978Summer Late migrants 6-1 Duluth, 6-4 Houston.
1978Fall Early south 8-6 Cottonwood RG; late north 9-16 St. Louis RJ; late south 9-16 Anoka JH and 9-17 Washington DMB. Wa~rbling Vireo Late north 9-6 Beltrami MM; late south 9-28 Hennepin ES.
1979Spring Early south 5-6 Goodhue RE, Olmsted JF; early north 5-16 Becker SM; late south 5-27 Hennepin DB, Rock DGW, 5-29 Lac qui Parle CMB.
1979Summer Late migrant 6-10 Swift (C&MB). Warbling Virl!o Breeding reported from Big Stone; also seen in 34 other counties in all regions.
1979Fall Early south 8-15 Anoka KL, 8-25 Hennepin OJ; late north 9-23 Clay LCF, 9-26 St. Louis DA; late south 9-26 Hennepin, 9-30 Anoka RMA and Olmsted JSD.
1980Spring Early south 5-5 Olmsted JF, 5-9 Washington DS; early north 5-13 St. Louis SNF, 5-24 St. Louis KMH.
1980Summer Breeding reported from Cook; also seen in Lake.
1980Fall Early south 8-30 Anoka KL, 9-9 Hennepin DB, VL; late north 9-27 St. Louis LW, 9-30 Clay LCF; late south 9-30 Hennepin SC, 10-5 Washington DS.
1981Spring Early south 5-4 Anoka KL, Hennepin SC, OJ, Rice KJ, 5-5 Hennepin VL, GP, ES, 5-6 Hennepin DB; early north 5-8 St. Louis JG, 5-13 Lake SWI MS, 5-15 Pennington KSS.
1981Summer Seen in Cook. Early migrant: 7-13 Houston (M&EF).
1981Fall Early south 8-26 Sherburne EH/ SS, 8-28 Hennepin SC; late north 9-24 St. Louis KE, 10-6 St. Louis L W, 1 0-18 Aitkin WN; late south 9-19 Dakota MW, Houston EMF, 9-20 Nicollet MF, 9-22 Hennepin SC.
1982Spring Early south 5-8 Nicollet MF, 5-9 Hennepin SDM, Lac qui Parle CMB, 5-11 Dakota JD; early north 5-9 Polk MH, 5-10 Crow Wing JB, 5-14 St. Louis JG.
1982Summer Seen in Cook, Lake.
1982Fall Early south 8/11 Mower RRK, 8/27 Washington SC, 8/28 Stevens RJ; late north 9/26 Clay LCF, 10/3 St. Louis LE, 10/9 Aitkin WN; late south 9/4 Fillmore RJ, 9/15 Hennepin SC, 9/29 Brown JSp, Wright ES.
1983Spring Early south 5/8 Dakota JD, 5/10 Hennepin AB, 51 II Hennepin DB, SC, Nicollet MF; early north 5/7 Otter Tail SDM, 5/13 St. Louis AE, 5/14 Koochiching KL.
1983Summer Seen in Lake, Cook.
1983Fall Early south 8/11 Anoka KL, 9/12 Hennepin DB; late north 9/25 St. Louis AE, HRNR, 9/30 Clay KL, 10/1 Itasca AB; late south I011 Lyon RJ, 10/2 Pipestone RJ, RG, 10/4 Hennepin SC, 10/5 ES.
1984Spring Early south 51 I I Cottonwood WH, 5/12 Blue Earth JCF, Anoka JH, 5/13 Rice KJ, Freeborn RHJ, Hennepin ES ; early north 5/15 Clay LCF, 5/19 Aitkin WN, 5/22 St. Louis SNP; 5/27 Cook KMH, late south 5/22 Nicollet MF, 5/25 Hennepin SC, 5/28 Olmsted RE
1984Summerseen in Cook and St. Louis.
1984Fall Early south 8/10 Dakota JD, 8/18 Houston EMF; late north 9/22 Otter Tail SDM, 9/24 St. Louis AE, 10/6 Morrison RJ ; late south 9/23 Cottonwood LAF, 9/27 Hennepin SC, 9/28 Olmsted JEB.
1985Spring Early south 5/7 Hennepin SC, 5/9 Scott OBI, 5/10 Olmsted RE, Brown JSp; early north 5/14 St. Louis MH, 5/16 Clay LCF, Polk TI, 5/18 Cook KMH.
1985Summer Late migrant 6/3 Hennepin. Seen in Cook, Lake, St. Louis.
1985Fall Early south 8/23 Hennepin SC, 8/24 Lac qui Parle FE; late north 9/26 Kanabec SSt, 9/30 St. Louis LW, 10/1 Cook KMH; late south 9/29 Hennepin TTu, 10/5 Goodhue BL.
1986Spring Early south 5/4 Washington DS, Hennepin ES, DZ, Olmsted 5/6 JEB, 5/7 PP, 5/8 Redwood RJ, Sherburn DO/SS; early north 5/6 St. Louis KE, 5/10 AE, 5/10 Clay LCF, 5/12 Wilkin GAM; late south 5/19 Hennepin SC, Olmsted AMP, 5/22 Hennepin DB, Fillmore AMP.
1986Summer Nested in Cook. Also seen in Duluth (7/25, CO).
1986Fall Early south 8/23 Brown JS, 8/29 Hennepin SC; late north 9/15 Cook KMH, 10/14 Duluth KE; late south 9/22 Ramsey KB and Brown JS, 9/28 Fillmore AP, 9/29 Olmsted JB.
1987Spring Early south 5/11 Washington OS, 5/15 Olmsted JB; early north 5/13 Wilkin GAM, Todd RJ and Duluth M. Hendrickson, 5/14 St. Louis AE, 5/16 Clearwater AB; late south 5/19 Hennepin SC, GP.
1987Summer Seen in Cook.
1987Fall Early south 8/10 Pipestone RJ, 8/11 Blue Earth MF; late north 9/ II Cook KMH, 9/19 Clay LCF, 10/18 Duluth PE; late south 9/7 Stevens EL, 9/13 Dakota TT, 9/28 Hennepin sc.
1988Spring Early south 5/7 Steele RJ and Hennepin DB, 5/8 Goodhue TBB; early north 5/8 St. Louis AE, 5/13 Clay LCF; late south 5/21 Freeborn NH, 5/22 Brown JS.
1988Summer Only reports: Lake, Cook; early migrant 7/31 Olmsted (BSE).
1988Fall Early south 8/11 Blue Earth MF, 8/22 Olmsted BSE; late north 9/3 Clearwater AB, 9/17 Cook KMH; late south 9/10 Hennepin DZ, 9/17 Olmsted BSE, Brown JS.
1989Spring Early south 5/5 Ramsey AB, 5/11 Olmsted BSE, 5/12 Hennepin DC; early north 5/14 Clay LCF, 5/18 Cook WP, 5/19 Duluth KE; late south 5/20 Dodge BSE, 5/21 Mower RRK.
1989Summer Seen in Koochiching, Cook.
1989Fall Early south 8/26 Anoka GP, 8/29 Dakota AP; late north 9/17 Beltrami DJ, 9/22 Cook KMH; late south 9/26 Winona AP, 9/29 Hennepin SC.
1990Spring Early south 5/7 Washington DS, 5/8 Hennepin DZ, 5/ll Olmsted BSE; early north 5/12 Beltrami DJ, 5/16 OtterTail SDM, 5/17 Clay LCF; late south 5/23 Yellow Medicine RJ 5/27 Goodhue AP. '
1990Summer Only reports: Hubbard JL (no date -late migrant?), Cook.
1990Fall Early south 8/15 Hennepin SC, 8/25 Ramsey EL; late north 9/8 Otter Tail MO, 9/10 Cook KMH, 9/15 Clay LCF and Lake DPY; late south 9/24 Hennepin SC and Washington DS, 10/11 Wright RG.
1991Spring Early south 5/8 Cottonwood ED and Rice TB, 5/9 Goodhue WP, Olmsted BSE and Ramsey RH ; early north 5/13 Marshall KSS, 5/14 Clay LCF, 5/16 Becker GS; late south 5/19 Hennepin DZ, 5/24 Lac qui Parle CMB.
1991Summer Probable nesting in Cook. Also seen in Lake; late migrant 6/6 Lac qui Parle CMB.
1991Fall Early south 8/17 Ramsey RH, 8/20 Anoka KB; late north 9/15 Douglas KB and St. Louis TEB, 9/22 Clay LCF; late south 9/19 Hennepin SC, TT, 9/24 Anoka KB.
1992Spring Early south 5/9 Goodhue EL, Hennepin SC, Ramsey AB and Scott KR, 5/10 Le Sueur PS; early north 5/10 Clay LCF, 5/15 St. Louis AE, 5/17 Aitkin WN and Kanabec CM; late south 5/23 Houston DN, 5/24 Olmsted AP.
1992Summer Probable nesting in Cook; also seen in Lake.
1992Fall Early south 8/24 Dakota RH, 8/26 Hennepin SC; late north 9/17 Cook KMH, 9/19 Itasca AB, 9/20 Clay LCF and St. Louis KR; late south 9/13 Washington EL, 9/14 Brown JS, 10/9 Hennepin SC.
1993Spring Early south 5/6 Ramsey DB, 5/8 Yellow Medicine KB, PS. Early north 5/9 Douglas JW, 5/10 Beltrami DJ, 5/12 Kanabec CM. Late south 5/28 Blue Earth RJ, Brown JS and Nicollet RJ.
1993Summer Probable breeding in Cook; late migrant 6/5 Clay WM.
1993Fall Early south 8/19 Hennepin DB, 8/30 Anoka CF. Late north 9/18 Cook KMH and Douglas RJ, 9/23 Lake DPV, 9/26 St. Louis KB. Late south 9/25 Hennepin TT, 9/26 Anoka CF.
1994Spring Early south 5/10 Blue Earth MF, 5/11 Olmsted JBo, JSt and Winona CS; early north 5/16 St. Louis AE, 5/21 Roseau PS; late south 5/17 Anoka CF, Hennepin SC and Lac qui Parle FE, 5/21 Nicollet DN.
1994Summer Only reports from Lake, Cook.
1994Fall Early south 8/21 Winona AM, 8/28 Hennepin RB, SC. Late north 9/20 Cook KMH, 9/21 Aitkin WN, 11/5 (latest date on record) Lake MH. Late south 9/23 Anoka KB and Hennepin SC, 9/28 Winona CS.
1995Spring Early south 5/6 Dakota RH, 5/7 Winona CS; early north 5/18 St. Louis AE, 5/20 Aitkin mob and Itasca BN, 5/23 Cook KMH; late south 5/28 Hennepin SC, 5/29 Nicollet PJ, DN and Ramsey TT.
1995Summer Reported in Koochiching, Cook; late migrants 6/3 Dakota (2). Singing bird observed on 6/23 at Agassiz NWR in Marshall Co. SKS.
1995Fall Early south 8/25 Anoka KB, 8/31 Hennepin SC. Late north 9/26 Kanabec CM, 9/26 Cook KMH. Late south 10/2 Hennepin SC, 10/4 Waseca RJ.
1996Spring Early south 5/16 Mower RRK, 5/17 Hennepin OJ and Rice TBo. Early north 5/18 Carlton LW and St. Louis TW, 5/20 Itasca BN. Late south 5/28 Brown JSp and Dakota RG, 5/30 Hennepin SC.
1996Summer Only report from Koochiching.
1996Fall Early south 8/15 Freeborn ABa, 8/21 McLeod RbS, 8/23 Winona CS. Late north 9/21 St. Louis CM, 9/30 Itasca ABo. Late south 9/25 Goodhue KB and Hennepin (2) SC, 10/9 Winona CS.
1997Spring Early south 5/10 Hennepin SC, 5/13 Le Sueur MF, 5/15 Waseca RJ. Early north 5/23 Otter Tail SDM, 5/24 St. Louis TW and Wadena PBi. Late south 5/28 Hennepin TT, 5/31 Hennepin (2) SC, 5/31 Lyon RgS.
1997Summer Observed in Aitkin, St. Louis, Lake; late migrants 6/1 Lyon, Hennepin and Freeborn, 6/4 Ramsey.
1997Fall Early south 8/31 Hennepin mob, 9/1 Lac qui Parle FE, and 9/3 Scott (2) RJ. Late north 9/19 Aitkin CB, 9/20 St. Louis RH and Aitkin WN. Late south 9/20 Brown JSp, 9/21 Fillmore NO, 9/28 Hennepin SC.
1998Spring Early south 5/8 Olmsted DA/BE, 5/13 Hennepin SC, 5/14 Hennepin TT. Early north 5/16 St. Louis AE, Cook KMH, and Lake DV. Late south 5/21 Rock PS, 5/23 Nicollet LF, 525 McLeod RbS.
1998Summer Probable nesting in Lake; also observed in St. Louis, Cook. Late migrant 6/5 Dakota TT.
1998Fall Early south 8/15 Hennepin SC, 8/21 Rice TBo, 8/22 Olmsted DA, BE. Late north 9/10 St. Louis AE, 9/11 Aitkin CB, 9/12 Carlton LW. Late south 9/22 Carver RJ, 9/26 Carver TBr, 10/1 Hennepin SC. Increased numbers reported by SC, RJ, FL.
1999Spring Apparently scarce, with several active observers reporting no sightings (AH, PS) or only one (SC, JSp) sighting all season. Except for 5/4 Freeborn ABa, arrived south later than usual, with most reports tightly clustered 5/14–18. Seen in only three north counties, including 5/15 Crow Wing WB, PP. Late south 5/29 Dakota DBS.
1999Summer Reported in Lake; late migrant 6/4 Nicollet MF.
1999Fall Early south 8/19 Lac qui Parle FE, 8/26 McLeod DF, 8/30 Lyon RgS. All reports north after August: 9/4 Aitkin CB, 9/16 Cook KMH, 9/18 Kanabec CM, 9/19 St. Louis SWe, 10/30 (second latest north) St. Louis (banded at HRNR) DG. Late south 9/19 Brown JSp, 9/21 Hennepin TT, 9/28 Hennepin SC.
2000Spring Reported from 13 south counties though none in southwest or southeast. Early south 5/4 (ties earliest date) Freeborn ABa, 5/5 McLeod RbS and Hennepin TT, 5/7 in two counties. Reported from only four north counties, where first seen 5/15 Kanabec CM. Last reported south 5/21 Sherburne LC/RN.
2000Summer Reported in St. Louis, Lake.
2000Fall Only reported from Aitkin, Cook, Kanabec, Lake, and St. Louis in the north; latest of these, 9/21 St. Louis ALE and 9/26 Aitkin CLB. Peak movement through St. Louis during mid-September: 9/13 (5) KJB, 9/15 (6) JWL. Seen only in eastern and central counties south. Peak migration 9/8–14 Anoka (12) KJB. Seen in three other south counties 9/26–27. Clearly, mid-September was the time to be looking for this species in the state! Last reported 10/5 Nicollet MJF.
2001Spring Reported from 15 south and 11 north counties statewide. Remarkably early influx south, where 5/4 had been earliest ever: 4/29 Carver †TWi, 4/30 Freeborn AEB, Hennepin TAT and Anoka KJB, 5/5 Dakota ADS. Early north 5/1 (ties earliest north) Aitkin WEN, 5/9 Carlton MCBS, 5/10 Douglas SPM. Last reported south 5/20 Rock BRL.
2001Summer Only report from St. Louis.
2001Fall Found in Aitkin, Cook, Itasca, St. Louis, plus (late north) 9/9 Carlton LAW, 9/18 Kanabec CAM. Also seen in 20 south counties, beginning 8/10 Isanti REH, 8/19 Dakota SWe. Late south 9/29 Hennepin SLC, 10/2 Houston FZL. Most south reports were from the last week of August through the third week of September. KJB found six on 9/1 in Anoka.
2002Spring Reported from 17 south and 12 north counties, and in all regions except the Southwest. Early south 5/6 Hennepin DWK, 5/11 Goodhue DFN, peak migration 5/13–15 in eight counties. Early north 5/12 Marshall JMJ, 5/14 Itasca JEB, RBJ. Late south 5/28 Anoka KJB. Record high counts 5/15 Mille Lacs L. (9) KJB, 5/17 Goodhue (13) KJB.
2002Summer Reported in Lake and Cook; plus late migrant 6/1 Isanti REH.
2002Fall Early north (away from known breeding locations) 8/30 Red Lake CRM. Early south 8/25 McLeod RWS, 8/31 Hennepin SLC. Peak migration 9/7 Washington (4) KJB, 9/12 Hennepin (3) CRG. Three north reports after 9/14: 9/24 Pine JMP, 9/25 Lake JWL, 9/27 St. Louis CRM. Late south 9/27 Freeborn AEB, 9/30 Chisago DCZ and Hennepin SLC.
2003Spring Reported on time from 17 south and 7 north counties, and in all regions except the Southwest. Early south 5/9 Washington DPS, 5/10 in four counties. Early north 5/14 St. Louis JRN, 5/17 St. Louis SWe, 5/19 Pennington RBJ. Late south 5/29 Chisago REH, 5/31 Hennepin DWK, SLC.
2003Summer Observed in Lake, Cook; late migrants 6/1 Pine JMP, 6/3 Ramsey REH, 6/6 Steele NFT.
2003Fall Total of 42 reports from 12 north and 14 south counties in all regions except the Southwest. Early south 8/6 Anoka KJB, 8/9 McLeod RWS. Highest reported count 9/15 St. Louis (8 at Park Point, Duluth) PHS et al. Late north 10/4 Lake JWL, 10/6 Lake KRE, JWL, 10/20 Cook †DRB. Late south 9/21 Fillmore NBO, 9/27 Hennepin SLC.
2004Spring Found in 13 north and 28 south counties. Early south 5/8 Chippewa BJU, Sibley RBJ and Waseca JPS. Early north 5/12 Kanabec JMP and Lake JWL, 5/16 Becker GLS. High count 5/15 Scott (5) RMD. Late south 5/26 Yellow Medicine BRL, 5/27 Dakota ADS and Washington TEB. Like the preceding species, all extreme dates within two days of recent medians.
2004Summer Seen 6/1 Kanabec JMP, 6/1, 6/2 Clay RHO, DPJ, 6/22 Cook RBJ.
2004Fall Probable early north migrant 8/15 Douglas KRE. Many north reports up through late dates 9/25 St. Louis JJS, 9/26 Lake TAT. South extreme dates both two days later than recent medians. Early south 8/21 Dakota JPM. Late south 10/1 Le Sueur WCM. All other south reports between 9/7 and 9/21.
2005Spring Early south 5/5 Scott RBW, 5/6 Martin RBW, 5/8 Meeker DMF (median 5/7). Early north 5/14 Pine JMP, 5/18 Clay RHO (median 5/14). Record-high count 15 at Hole-in-the-Mountain C.P., 5/24 Lincoln PHS. Late south 5/28 Sherburne RBJ, 5/30 Ramsey REH (median 5/30).
2005Summer No reports from usual summer range.
2005Fall Reported from every region, though only from five counties in the western third of the state. Early south 8/21 Anoka DWK, 8/22 Olmsted JWH (median 8/20). Late north 9/27 Kanabec JMP was near the recent median (9/26), followed only by a state record-late individual at Naniboujou Lodge 11/6 Cook ph. †KRE, †CMB. Late south 9/20 Nicollet RMD, 10/2–4 Hennepin DOB.
2006Spring Observed in 10 south and 5 north counties, with multiple day reports only from Goodhue, Lac qui Parle, St. Louis. Early south 5/12 Lac qui Parle BJU and Meeker DMF (median 5/7). Early north 5/22 Mille Lacs ASc, 5/23 Kanabec JMP (median 5/14). Late south 5/23 Lac qui Parle BJU and Martin BWF (one week earlier than recent median).
2006Summer All reports: 6/1, 6/3 Pine JMP, 6/8 Lake AXH, 6/14 Beltrami RBJ, 7/28 Cook DAB.
2006Fall Early north migrants 8/22 Pine JMP, 8/23 Mille Lacs ASc. Early south 8/9 Hennepin DDo, 8/11 Anoka AAl, then none until 8/18 Goodhue and Rice (median 8/21). High count 9/24 Hennepin (4 at Wood Lake N.C.) CMB. Late north 9/16 Carlton LAW and Lake of the Woods RJS, 9/24 Pine JMP (median 9/26). Late south 9/30 Hennepin DWK, 10/6 Nicollet RBW (median 9/30).
2007Spring819 Early south 5/9 Meeker DMF, 5/11 Olmsted JJS, JWH (median 5/7). Early north 5/12 Clay RHO, Hubbard (2) PBB, and Morrison FKB, REH all preceded recent median (5/14). Late south 5/27 Dakota JLO and Pipestone CRM (median 5/30).
2007Summer21 Northbound migrant 6/1 Lac qui Parle BJU. All other reports: 6/1 Beltrami MHK et al., 6/10 Lake KRE, LS, 6/14 Lake SGW.
2007Fall1223 New county record: 9/3 Jackson JWH. Early south (median 8/20) 8/15 Lac qui Parle BJU, 8/21 Sherburne PLJ, 8/25 Scott DWK. High count 9/2 Scott (5, Murphy-Hanrehan P.R.) BAF. Late north all from St. Louis: 9/20 PHS, 9/26 LMS, 9/28 SLF (median 9/26). Late south 9/28 Carver WCM, 10/1 Le Sueur RMD, 10/7 Scott BAF (median 10/1).
2008Spring1023 Early south (median 5/7) 5/3 Goodhue DAC, SWe, 5/9 Meeker DMF, 5/10 Goodhue JPM, Washington LS. Early north (median 5/14) 5/16 Aitkin ASc, 5/17 Hubbard PBB. Late south 5/27 Le Sueur BJU, 5/28 Olmsted JWH, 5/31 Scott HAP, but see summer report (median 5/30).
2008Summer32 Late south migrants 6/1 Dakota JLO, McLeod PRH. Also seen 6/5 Cook RBJ and St. Louis KRE, 6/17 Lake FKB, 7/13 St. Louis KJB.
2008Fall720 Early south (median 8/20) 8/9 Carver (Carver P.R.) JCy, 8/25 Sherburne PLJ, 8/27 Lac qui Parle BJU. No counts of more than 3 individuals. Late north 9/15 St. Louis SLF, 9/18 Carlton LAW, 9/28 Mille Lacs ASc (median 9/26). Late south 9/20 Carver (2) JCy, Hennepin JCC, Pope DBM, Swift DBM, 9/21 Blue Earth ChH, Stearns HHD, 9/26 Anoka REH (median 10/1).
2009Spring1619 Early south (median 5/7) 5/10 Renville JCC, 5/12 Hennepin ALD, Meeker DMF, 5/14 Sherburne ASc. Early north (median 5/14) 5/16 Morrison FGo, 5/18 Morrison RBJ, DAC, St. Louis PHS. Late south 5/22 Lyon RJS, Olmsted JWH, 5/24 Fillmore ARW, Stearns MJB (median 5/30).
2009Summer4 All reports: Lake of the Woods, St. Louis, Lake, Cook.
2009Fall1021 Early south (median 8/19) 8/17 Hennepin ALD, 8/18 Blue Earth (2) ChH, 8/21 Swift (2) KRE. High count 9/7 St. Louis (5) PHS. Late north 9/20 St. Louis SMC, 9/26 Mille Lacs ASc, followed over a month later by the third-latest north report on file, 11/1 Cook (Grand Portage S.P.) KRE, DBM (median 9/26). Late south 9/26 Carver JCy, Winona JCC, 9/27 Hennepin SLC, 10/3 Anoka DWK (median 10/1).
2010Spring616 Early south (median 5/7) 5/10 Olmsted JWH, 5/15 Watonwan ChH. Early north 5/14 (median) Lake JWL, 5/16 St. Louis NAJ. High count 5/24 St. Louis (5, Park Point) DWK. Late south 5/26 McLeod RBW, 5/27 Hennepin RTe, 5/29 Big Stone (2, Big Stone N.W.R.) MJB (median 5/30).
2010Summer3 Observed 6/7, 7/1, 7/10 Lake GLa, SSw, MDN, 6/14, 7/4 St. Louis fide BBA, SLF, 6/20, 7/8 Cook MDN.
2010Fall821 Early south (median 8/19) 8/12 Lac qui Parle BJU, 8/18 Hennepin SLC. High counts 9/4 Chisago (4) DWK, 9/4 Washington (3) DAB. Late north 9/7 Lake DBz, 9/18 Douglas HHD (median 9/26). Late south 9/26 Steele PSu, 10/1 Hennepin CMB, followed by 10/18 Hennepin (Mother Lake) TAT well past the 10/1 median.
2011Spring1530 Early south (median 5/7) 5/7 Goodhue RTe, 5/8 Dakota BAF, SWe, 5/9 Carver WCM, Hennepin PEB, Nicollet RMD, Rice TFB. Early north (median 5/14) 5/10 Kanabec RAE, 5/12 Cass BAW, 5/14 Morrison FGo. Late south 5/29 Big Stone (2) BJU, Lac qui Parle SWe, Pope RAE, Stevens HHD, RAE, 5/30 Swift BJU (median 5/30).
2011Summer3Found 6/1 Lake of the Woods (Zippel Bay S.P.) JCC, 6/1, 6/15 St. Louis MCBS, SGW, 6/25 Lake SGW.
2011Fall1622 Early south (median 8/19) 8/16 Brown JSS, 8/20 Hennepin SLC, 8/25 Wright RMD. Late north 9/16 Kanabec RBJ, 9/17 St. Louis MJB, 9/24 Crow Wing JLK (median 9/26). Late south 9/28 Hennepin TAT, ACr, 9/30 Washington (Carpenter N.C.) JHg (median 10/1).
2012Spring626 Early south (median 5/7) 5/4 Winona (Prairie Island Park) GCa, 5/5 Carver WCM, Freeborn, Martin RAE, Rice DAB. Early north (median 5/14) 5/12 Becker ASM, Douglas JPE, Morrison FGo, 5/20 Lake JWL. Late south 5/26 Pipestone (Split Rock Creek S.P.) TMo, 5/27 Lac qui Parle BJU (median 5/30).
2012Summer1 Reported 6/30, 7/12, 7/23 St. Louis DAB, JJD, BKa. Two heard-only reports from outside this species' known breeding range were excluded.
2012Fall1837 Early south (median 8/19) 8/15 Lac qui Parle BJU, Redwood SVo, 8/17 Stearns PRH. High count 9/13 St. Louis (6, Indian Point, Duluth) JLK. Late north 9/21 St. Louis (2) KJB, 9/22 St. Louis DWK, PNi, SBM (median 9/26). Late south 9/27 Carver JCy, 10/4 Rice DAT (median 10/1).
2013Spring1542 Early south (median 5/7) 5/13 Anoka DPG, Hennepin (2) GJa, Kandiyohi WCM, then widespread arrivals 5/14. Early north (median 5/14) 5/14 Cass BAW, 5/15 Todd DBM, 5/16 Pine (2) JMP. High count 5/19 Otter Tail (10) JsS. Late south 5/30 Hennepin TAT, Steele (2) PSu, 5/31 Rice TFB (median 5/30).
2013Summer73 Observed in Carver, Cass, Chisago, Clay, Cook, Douglas, Lake, Pine, St. Louis, Steele. Late south migrant 6/5 Chisago (Wild River S.P.) JSa. High count 6/5 Cook (4, Oberg Mountain) CLW.
2013Fall1622 Early south (median 8/19) 8/20 Hennepin ElH, 8/22 Kandiyohi JoS, 8/30 Brown MiO, Carver JTe. Late north 9/26 Cook CRM, 9/27 Cook LSp, Pine SuB, St. Louis JLK (median 9/26). Late south 9/29 Hennepin CMB, ThM, SBM, Lyon GWe, 10/2 Goodhue DVe, 10/6 Hennepin AxG (median 10/1).
2014Spring1829Early south (median 5/7) 5/6 Hennepin GJa, Ramsey SWl, 5/7 Faribault CoN, CoN, 5/8 Carver WCM, Rice DAB. Early north (median 5/14) 5/13 Crow Wing ABi, JPR, 5/19 Aitkin GKr, 5/20 St. Louis TPW, JLK. High count 5/18 Hennepin (4) JRg. Late south 5/27 Kandiyohi SGa, 5/29 Dakota GLa, 5/31 Hennepin GDO (median 5/30).
2014Summer4Found in Aitkin, Carlton, Cook, St. Louis.
2014Fall1933 Early south (median 8/19) 8/9 Hennepin DCZ, 8/20 Sherburne ToL, 8/24 Carver BWF. High counts 9/17 Nicollet (11, Seven Mile Creek C.P.) WCM, 9/17 Steele (5) PSu. Late north 9/15 Clay PBB, Clearwater JWu, Otter Tail HHD, RAE, St. Louis KJB, JLK, 9/21 St. Louis JLK, ALo (median 9/26). Late south 10/2 Carver JCy, 10/4 Hennepin TAT, 10/5 Hennepin TAT, Rice HHD (median 10/1).
2015Spring1435 Early south (median 5/7) 5/3 McLeod BHa, 5/4 Washington RMD, PNi, DAd, 5/8 Ramsey CRo, Scott BAF. Early north (median 5/14) 5/14 Becker DFe, Clay RHO, 5/15 Becker HeH, ShG, 5/16 Cass BJq, St. Louis BMu. New spring record high count of 17 carefully counted 5/21 Lyon (Marshall Wayside Rest Park) RJS. Late south 5/30 Stearns TSh, 5/31 Big Stone ODa, Washington JRg (median 5/30).
2015Summer61 Found in Beltrami, Carlton, Cook, Hennepin, Lake, Roseau, St. Louis, plus late south migrant 6/1 Hennepin DAd.
2015Fall2032 Early south (median 8/17) 8/13 Renville MJB, 8/20 Chippewa KMS, SSc, Renville JJS, JPr. High count 9/1 St. Louis (4, Hawk Ridge/Lester River Census) KJB. Late north 9/27 St. Louis JLK, 9/28 St. Louis KJB (median 9/26). Late south 10/3 Stevens JFl, 10/20 Hennepin (Fort Snelling S.P.) †BAF (median 10/3).
2016Spring1230 Early south (median 5/8) 5/5 Fillmore RTP, 5/8 Sherburne ABm, 5/9 Ramsey ASi. All north 5/16 Todd JMK, 5/18 Traverse CoM, 5/20 Clay CRM, m.ob., Pine LEv. High count 5/28 St. Louis (4, Park Point) NWn, StK. Late south 5/30 Rock CRM, m.ob. (median 5/31), but see summer report.
2016Summer32 Found in Cook, Lake, St. Louis, plus late migrants 6/2 Hennepin (Dakota Mission Park) ADr, Scott (Murphy-Hanrehan P.R. Pet Trails) BrT.
2016Fall1734 Early south (median 8/17) 8/6 Lac qui Parle FAE, 8/13 Lac qui Parle KvM, BDo, 8/21 Carver WCM, Hennepin LiH, Washington DFN, BDo. High count 9/10 Washington (5, Brown's Creek Trails) JEc. Late north 9/21 St. Louis (Hawk Ridge/Lester River Census) KJB, 9/22 St. Louis (H.R.N.R.) JPR (median 9/26). Late south 10/1 Fillmore JWH, 10/2 Carver JCy, WCM, 10/3 Rice TFB (median 10/3).
2017Spring1130 Early south (median 5/7) 5/8 Hennepin GrS, 5/9 Houston SHo, 5/10 Hennepin GUn, GAn, Meeker BNn, Washington PNi, BDo. Early north (median 5/14) 5/12 Crow Wing EGa, 5/15 Carlton RSt, Polk SAu. High count 5/15 Stevens (6) SBM. Late south 5/29 Anoka RCl, Hennepin TAT, Lyon RJS, NMe, Steele PSu, 5/30 Dakota SLP, but see summer report (median 6/1).
2017Summer23 Found in Cook, St. Louis, plus late migrants 6/1 Washington (Falls Creek S.N.A.) RZi, 6/3 Anoka (2, Rum River Central R. P.) RCl, Sherburne (Sherburne N.W.R.) RCl.
2017Fall1937 Early south (median 8/15) 8/12 Le Sueur BAb, BHe, 8/16 Faribault WAF, 8/19 Le Sueur JS1. High counts 9/6 St. Louis (6, H.R.N.R.) ALx, 9/9 Meeker (4) RAE. Late north 9/27 St. Louis ALx, Todd JLK, 10/4 Beltrami KCo (median 9/26). Late south 9/30 Scott ANy, Sherburne IVa, 10/5 Hennepin CDg (median 10/3).
2018Spring2237 Early south (median 5/7) 5/6 RockVKl, 5/7 Rice ShG, HeH, Stevens JFl, and also in Dakota, Hennepin, Olmsted, Washington on 5/8. Early north (median 5/14) 5/16 Becker NaH, Polk ebd, 5/17 Douglas RAE, St. Louis ArL. High counts 5/18 Yellow Medicine (11, Miedd Lake) GWe.
2018Summer5 Found in Carlton, Cook, Lake, St. Louis, plus late spring migrant 6/4 Polk AJF.
2018Fall2542  Early south (median 8/15) 8/17 Carver JCy, Washington MJB, 8/21 Hennepin CMB, CWB, Sherburne RAE, Wright MJB, DOr. High counts 9/18 Ramsey (6, Vadnais Lake) LiH, 9/18 Washington (5, Afton Marina) PNi, 9/22 Waseca (5) DAB. Late north 9/29 Kittson JCJ, SAu, St. Louis JPR, KnM, 10/4 St. Louis KSz, 10/13 St. Louis JLK (median 9/26). Late south 10/6 Faribault DWK, 10/8 Benton ASu, 10/13 Wabasha RMD (median 10/3).
2019Spring2146 Early south (median 5/7) 5/11 Carver RHe, Goodhue RDa, DgM, SWe, Hennepin CMB, BCl, Rice TFB. Early north (median 5/14) 5/15 Clay ebd, 5/16 in Becker, Hubbard, Mille Lacs, Pine, St. Louis, Todd. High counts 5/18 Blue Earth (5, Williams N.C.) JCC, 5/18 Hennepin (5) TAT. Late south 5/30 in eight counties, then 5/31 Carver SDz, Hennepin TSk (median 6/1).
2019Summer76 Reported from scattered locations in all regions except Northwest, Southwest, South-central. Late south migrants 6/2 in 3 Metro counties, 6/4 Houston FGo.
2019Fall2040 Early south (median 8/15) 8/17 Hennepin (Bloomington) ebd, 8/20 Martin MJB, DOr, 8/22 Hennepin CMB. High counts 9/7 Cook (5, Grand Marais) ebd, 9/15 Olmsted (4, Willow Creek Reservoir) MiD. Late north 9/24, 9/25, 9/28 St. Louis H.R.B.O., 10/16 St. Louis (Western Waterfront Trail) JLK (median 9/27). Late south 10/4 Rock KnM, Washington KvM, 10/6 Carver ABL, Dakota ebd, 10/7 Fillmore ebd (median 10/4).
2020Spring1044 Early south (median 5/7) 5/4 Hennepin MaS, 5/6 Pipestone ebd, 5/8 Freeborn ASu, Ramsey DFe. Early north (median 5/14) 5/14 Becker HeH, ShG, 5/21 St. Louis ebd, 5/22 Clay TCL, Lake JWL, Polk JCJ, SAu. High counts 5/26 St. Louis (4, Western Waterfront Trail) JLK, 5/26 St. Louis (4, Park Point R.A.) JfD, PHS, 5/29 Goodhue (4, Cannon Valley Trail) ebd. Late south 5/31 Dakota ebd, but also see summer report (median 6/1).
2020Summer32 Observed in Cook, Lake, St. Louis, plus late south migrants 6/2 Isanti ebd, 6/3 Hennepin JST.
2020Fall2542 Early south (median 8/15) 8/21 Benton (Langola Twp.) DOr, 8/23 Benton (Rice W.T.P.) DOr, Dakota SWe, RDa, Goodhue ebd, Hennepin TAT, Watonwan RZi. High counts 9/13 St. Louis (18, Brighton Beach) TRK, HTo, StK, 9/8 St. Louis (6, Brighton Beach) AVa, TRK, StK. Late north 9/28 Lake ebd, St. Louis JPR, HRBO, 10/3 St. Louis BEA, 10/18 St. Louis DEd (median 9/27). Late south 10/4 Olmsted KHg, 10/7 Steele PSu, 10/23 Anoka CF (median 10/4).
2021Spring1435 Early south (median 5/7) 5/3 Meeker PKF, 5/4 Hennepin CMB, 5/8 in Anoka, Blue Earth, Goodhue, Hennepin (three locations), Olmsted. Early north (median 5/14) 5/15 St. Louis LME, 5/16 Cass ebd, Cook LWd, Marshall ebd, Traverse ANy, DBz. No counts of more than three individuals. Late south 5/30 Dakota ebd, Stearns DRL, 5/31 Anoka RCl, but see summer report (median 6/1).
2021Summer43 Reported in Cook, Koochiching, Lake, St. Louis, plus late migrants in Anoka, Meeker, and late south 6/3 Hennepin ebd.
2021Fall2548 Early south (median 8/15) 8/15 Blue Earth RAE, 8/17 Sibley RBW, 8/18 Ramsey LiH. High counts 9/6 St. Louis (14, Brighton Beach) IDv, 9/15 St. Louis (9, Brighton Beach) IDv. Late north 9/22 St. Louis (Hartley Park) JLK, 9/24 St. Louis (Brighton Beach) IDv, (Chester Park) LME, 9/25 St. Louis H.R.B.O. (median 9/27). Late south 10/3 Dakota GUn, Hennepin TAT, 10/4 Ramsey (Snail Lake R.P.) ebd, 10/9 Ramsey (Long Lake R.P.) ChP, (median 10/4).
 
 Rare breeder 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.