Seasonal Report Archive for The Loon - Cuckoos 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: Cuckoos
Groove-billed Ani
[Crotophaga ani]
Yellow-billed Cuckoo
Black-billed Cuckoo

Black-billed Cuckoo(Coccyzus erythropthalmus)
YearSeasonNS
1930SummerThree nests of the Black-billed Cuckoo were found, one by Ralph Woolsey, near Shakopee on June 12th, with t'-to eggs, the other two by the writer. One of these held four eggs when it,.,as found near Excelsior on June first; the other had one egg and a newly-hatched young. It was seen on June 29th near Onamia.
1931SummerA nest with one egg on June 6th and another with 4 eggs on June 7th (Swedenborg).
1932SummerThe first nesting dnte f~.tbis peroneal bird is June 5, on which dny Breckenridge found two nasts with 1 egg each, and S,.o~odonborg found ono with 6 eggs. The last nest was found on July 29th with 3 eggs which, however wore apparently deserted (Horse).
1933Summer Nine nests of the Rain American Crow were discovered. The first is reported by Hiamenz, '\-rho locat,.;:d it at St. Cloud on Juno 7th. The contents wore 4 eggs. The sane observer lists the last nest, which contained a yatmg bird several days old and one ceg on July 11th.
1934Summer Hi5llen~ found the only nest of this species report•3cl, near Cross Lake, on June 9th, when it held 3 eggs and one young bird.
1935Summer Near Excelsior June 13th Swedenborg found a set of two eggs, and Breckenridge reports seeing a pair building July 30th.
1936Summer E. D. Swedenborg found three nests in the lunneapolis region, Each held two eggs and were located on May 28th, Juno 13th and July 7th respectively. On Juno 7th, George Rysganrd found a nest of two eggs. The bird club members found a nest at Linwood on June 13th; it held three eggs. BAR.REB OWL Two a~er.·y~g were discovered at Linwood L..'1ke by tho members on Juno 14th.
1937SummerOn June 2 Swedenborg saw a nest of three eggs near Excelsior. George Rysgaard found a nes~ of two eggs at Sturgeon Lake on June 9·
1938SummerNear Afton on June 3, Rysgaard, Prosser, and Breckenridge saw adults carrying nesting material. At Gull Lake on June 25, E. D. Swedenborg found a nest of 4 eggs.
1940SummerThree reports came in for the rain crow. Mr. A. D. DuBois located a nest with 5 eggs on June 12, near Lake Minnetonka. Harrell and Longley saw a nest with 4 eggs on July 15, and Mrs. Olin found a nearly grown young on Minnesota Point on August 23.
1943Summer2 nests, Jlli'le 13, 8 eggs, Ramsey County. Bros. Lewi!S and Pius.
1944Summer7. May 29, two eggs, St. Paul, Hofstead. Others with eggs, on May 31, June 1, June 7, found by Fred Blanch, Hofstead, Olson, and Brother Hubert and Brother Pius.
1945Summer1 young in nest, Aug. 12, Hennepin Co., Don and Eldeen Jacobs.
1947Summer1 egg and 1 young, July 5, Lac qui Parle, Willis.
1961SummerAn adult with a tailless young was seen just south of Waubun on 15 July by R. Huber. OWLS:
1961FallOne seen 16 Sep. at Lake Vadnais, Ramsey County by A. C. Rosenwinkel. Mathilda Henkel reports one on 10 Oct. in Hoi- den Township, Goodhue County. This was eight days later than the latest date given in Roberts. ;
1962SummerJune, Ramsey Co, 2 young, Harvey Allen.
1963SummerHennepin Co., Minneapolis, May 16, pair observed in copula, R. Huber. Rock Co., Manley, Sep. 1, ad, 1y, tailless, flying, Avifaunal Club. This species was observed throughout the summer is about 20 counties, north to St. Louis, Clearwater and Kittson Counties.
1963Falllatest, Sept. 20, Fargo-Moorhead area fide Elizabeth Anderson and Sept. 20, Minneapolis, R. B. Janssen.
1964Spring5-10 Frontenac, JPF; 5-11 Washington Co, DH; 5-13 Ramsey Co, ACR; 5-17 Anoka Co, RG; 5-17 Ramsey Co, ELC; 5-19 Hennepin Co, MAS; 5-19 Wright Co, EC; 5-21 Marshall Co, DLO; 5-23 Crow Wing Co, TEM; 5-27 Stearns Co, RPR.
1964Summerbreeding in Hennepin (MAS), Ramsey (MAS) and Crow Wing (TEM) Counties.
1964Fall9-6 Crow Wing Co, TEM; 9-29 Cloquet Forest, GWG.
1965Springearliest 5-9 Minne- apolis, TKS; not as many as usual?
1965Falllatest 10-3 Stearns Co, NMH and 10-22 Rochester, MIG.
1966Springearliest 5-10 Rochester, JPF; 5-25 Minneapolis, VL, EMB; 5-28 Minneapolis, EHH.
1966Summernested in Nobles and Washington Co's; also reported from Dakota, Pope, Crow Wing, Morrison, Marshall, Lake, St. Louis, Watonwan, Cass, Blue Earth, Hennepin, Clay, Ottertail, Pine Co's.
1966FallLatest 9-1 Ramsey Co., ACR; 9-4 Stevens Co., JAH; 9-6 Hennepin Co., MHM.
1967Springearly 5-9 Olmsted Co., CMJ, JPF; 5-23 Hennepin Co., FN/ MAS; 5-25 Murray Co., WHL.
1967Summerreported from Stevens, Beltrami, Clearwater, Houston, Crow Wing, Morrison, Pope, St. Louis, Carver, Jackson, Ramsey, Washington, Anoka Co's and Fargo-Moorhead.
1967Fall latest 9-2 Clearwater Co., A WP; 9-8 Hennepin Co., VL; 10-2 Morrison Co., LSR.
1968Spring early 5-11 Houston Co., KP, DB and Hennepin Co., CLH; 5-12 Houston Co., FL; 5-15 Carver Co., RTH and Minneapolis, FN / MAS.
1968Summer reported from Stearns, Morrison, Hennepin, Wabasha, McLeod, Anoka, Rice, Washington, Swift, Murray, Carlton, Pine, Pope, Clearwater, Itasca, Crow Wing, Hubbard, Mille Lacs, Wright, Winona Co's.
1968Fall8-11 Wright KP; 8-22 St. Louis JCG; 8-30 Pope WH; 9-17 Morrison LSR; 10-22 Watonwan DMF.
1969Spring5-16 Waseca Co., WF, Winona Co., BT, and Hennepin Co., RBJ; 5-27 (6) Hennepin Co., EIS.
1969Summerreported from Wright, Mille Lacs, Crow Wing, Pope, Dakota, Isanti, Stearns, Carver, Hennepin, Carlton, Washington, Marshall, Ramsey, Cottonwood, Rock, Morrison, and St. Louis (7-3 Duluth 2 MMC; 6-22 MEADOWLANDS, specimen to UMD, MH) Co's.
1969Fall8-13 Hennepin KP; 8-18 Wright ETS; 9-11 Morrison LSR; 9-23 Washington WHL.
1970Springmany reports south 5-18 Winona TV; 5-19 Hennepin GES; 5-20 Blue Earth HT; peak 5-24 Hennepin (16) EB; only report north 5-30 Lake RK.
1970Summerexcellant number this summer. Nested in Wright and Winona Co's. Also reported from Freeborn, Carver, Anoka, Mille Lacs, Stearns, Pope, Murray, Houston, Hennepin, Nicollet, Ramsey, Cottonwood, Marshall, Crow Wing, Morrison, and Aitkin Co's. NE reports where the bird is uncommon include St. Lou1s Co. (6 reports, 4 from Duluth), COOK Co. (JCG), and 7-20 Beaver Bay, LAKE Co., ME.
1970Fall9·17 Morrison L R; 9·29 Crow Wing )B; only reports north; late south 9·4 Pope BH; 9·12 Cottonwood LF; 9·14 Winona TV.
1971Springearly south 5·1 HennepinJAB (good details); 5-15 Dakota FL; 5-17 Hennepin DB; only report north 5-28 Crow Wing JB.
1971Summernested in Wright, Aitkin and Hennepin; also reported from 19 other counties.
1971Falllate north 9-18 Becker and St. Louis; 10·2 Kanabec; late south 9-14 Dakota; 9-19 Sherburne.
1972Summerseen in 22 counties from Lyon to Cook.
1973Summer Seen in 21 counties.
1973Fall Reported from 12 counties.
1974Spring Early south 5,21 Hennepin many observers; 5-21 Cottonwood LAF; early north 5-21 Crow Wing TS; 5-23 St. Louis UMD, GJN.
1974Summer Reported from 21 counties.
1974Fall Late north 9-28 Kanebec DB; 10-5 Koochiching DB; late south 9-18 Cottonwood LF; 9-28 Wright RBJ.
1975Spring Early south 5-12 Hennepin WKE; 5-17 Cottonwood LAF; 3 reports on 5/8; 3 reports north 5-21 and 5-28 St. Louis GJN; 5-24 Mille Lacs MI; 5-31 Aitkin TS.
1975Summer Reported from 26 counties.
1975Fallonly report north 8-18 Duluth KE; late south 9-2 Le Sueur HC, Wabasha DWM; 9-13 Heimepin OJ; 9-17 Washington WL.
1976Spring Early south 3 reports on 5-17; reports north 5-9 St. Louis PD (details?); 5-18 St. Louis GN; 5-24 Itasca MS. Monk Parakeet 1 report: 5-8 Wright (1 shot) DF.
1976Summernested in Cass, Itasca and Lincoln; also reported from 30 other counties; more reports than usual.
1976Fall Late north 9-14 Clay, 9-19 Cook; late south 9-9 Mower, 9-26 Rock, 10-3 Anoka.
1977Spring Early south 5-9 Hennepin ES; 5-14 Freeborn HK; early north 5-13 Crow Wing TS; 5-14 Otter Tail BE, GO; 5-17 Marshall SVA and Crow Wing JB.
1977Summer Nested in Clearwater, St. Louis, Anoka and Rock; also reported from 33 other counties throughout the state; more reports than usual.
1978Spring Early north 5-12, 18 Otter Tail, SM, GO.
1978Summer Breeding reported from Beltrami, Otter Tail, Washington and Watonwan; also seen in 31 other counties throughout the state including Lake and Cook.
1978Fall Late north 10-3 Kanabec WL; late south 9-3 Afton DMB, 9-9 Hennepin OJ.
1979Spring Early south 5-10 Anoka BB, 5-17 Hennepin SC, Nicollet MF; early north 5-17 Otter Tail GMO, 5-18 Marshall ANWR.
1979Summer Breeding reported from Marshall, Lac qui Parle, Jackson, Goodhue, Anoka, St. Louis, Lake; also seen throughout the state.
1979Fall Late north 9-1 Lake SW, 9-14 Pine CMB; late south 9-9 Anoka BH, 10-3 Houston EMF.
1980Spring Early south 5-4 Le Sueur, EK, 5-18 Cottonwood RG, 5-19 Houston EMF, Lyon HK; early north 5-18 St. Louis KMH, 5-21 AE, 5-20 Lake WL.
1980Summer Breeding reported from Lake, Hubbard, Clearwater, Beltrami; also seen in 51 other counties throughout the state.
1980Fall Reported from 17 counties; late north 8-24 Clay LCF, 8-31 Cook KMH; late south 9-16 Anoka JLH, 9-21 Stearns, RH, 10-10 Redwood LJF.
1981Spring Early south 5-10 Fillmore GEE, 5-14 Washington DMB, 5-16 Cottonwood LAF, Anoka KL; early north 5-17 St. Louis JG, 5-18 Otter Tail RJ, 5-19 Crow Wing JB.
1981Summer Breeding data from Kandiyohi, Le Sueur. Reported from 41 other counties throughout the state.
1981Fall Reported from 15 counties. Late north 9-4 Pennington KSS, 9-27 Kanabec DB; late south 9-6 Martin EBI K, Houston EMF, 9-20 Ramsey DGW, 10 3 Houston FL, 10-6 Hennepin SC.
1982Spring Early south Hennepin 5-13 BDC, 5-14 SC, 5-16 AB, 5-13 Houston EMF, Le Sueur HC, 5-14 Nicollet JCF, 5-15 Cottonwood JEB, DB, OJ; early north 5-12 Polk MH, 5-16 Otter Tail SDM, 5-17 Becker EH/ SS, 5-23 Beltrami AS. Winter 1982
1982Summer Breeding data from Clay. Seen throughout the state.
1982Fall Reported from 20 counties, late north 9/9 Red Lake KSS, 9/12 Beltrami AS, 9/25 Wadena AB, DB, 9/26 Hubbard DJ; late south 9/22 Houston EMF, 9/30 Hennepin SC, 10/10 Cottonwood WH.
1983Spring Early south 4/14 Stearns MF, 5/23 Sherburne EH/SS, 5/27 Brown JSp, 5/28 Blue Earth GS; early north 5/16 Cass JC, 5/20 Marshall ANWR, 5/26 Cook KL, 5/31 Beltrami AS.
1983Summer Breeding data from Rock, Brown, Mille Lacs. Seen throughout the state.
1983Fall Reported from 22 counties; late north 9/17 St. Louis HRNR, 9/24 Wadena DB, Beltrami JSP, 9/27 Cook KMH ; late south 9/29 Houston EMF, 9/30 Nicollet JCF, 10/21 Sherburne BE.
1984Spring 4/29 Cottonwood WH, 5/15 Marshall ANWR, 5/20 Aitkin WN, 5/26 Lac qui Parle PL, 5/28 Olmsted JEB -all reports.
1984Summernested in Brown; also seen in 29 other counties.
1984Fall Reported from 20 counties. Late north 9/20 Itasca WL, 9/28 Cook KMH, 9/29 Itasca DB; late south 9/27 Olmsted PP, 9/28 JEB, 10/1 RE, 10/13Houston EMF.
1985Spring Early south 5/5 and 5/6 Olmsted AP, 5/5 Pope DR, 5/8 Olmsted RE, 5/9 Sherburne SS/00; early north 5/19 Clay LCF, 5/22 Norman BK, Polk TT, 5/23 Cook KMH, Otter Tail SDM.
1985Summer Nested in Ramsey (KB), Washington. Also seen in 30 other counties throughout the state.
1985Fall All reports: 8/2 Lyon HK, 8/10 Houston EMF, 8/17 Redwood AB, 8/19 Clay LCF, 8/24 Aitkin WN, 8/30 Beltrami AB, 8/31 Hennepin TTu, 9/4 Fillmore RJ, 10/4 St. Louis fide KE, Lac qui Parle (no date) FE.
1986Spring Early south 5/9 Houston EMF, Nicollet JCF, 5/10 LeSueur MF, 5/11 Mower RRK; early north 5/15 Clearwater AB, 5/19 Marshall ANWR, 5/20 Pennington KSS, 5/23 Clay LCF, Cook EH.
1986Summer Nested in Rice (FKS); probable nesting in Olmsted. Also seen in 42 other counties throughout the state.
1986Fall Late north 8/31 Clearwater AB, 9/8 Cook KMH, 9/26 Wadena DB; late south 9/12 Houston EMF, 9/19 Wabasha PP, 9/28 Olmsted BE.
1987Spring Early south 5/7 Murray HK, 5/9 Pope DR, 51 II Houston EMF, 5/14 Lac qui Parle FE; early north 5/13 St. Louis AE, 5/17 Clay LCF, 5/20 Cass TK, 5/24 Otter Tail GAM.
1987Summer Nested in St. Louis, Clearwater. Also seen in 44 other counties throughout the state.
1987Fall Late south 8/19 Houston EMF, 8/28 Brown JS and Lack qui Parle EL, 10/3 Mower RRK and Olmsted RSE; one north report 8/9 Clay LCF.
1988Spring Early south 5/4 Ramsey AB, 5/7 Waseca RJ, 5/10 Brown JS, Freeborn GS and Le Sueur EK; early north 5/16 Clay LCF and Todd PH, 5/21 Otter Tail DS and St. Louis SS, 5/22 Aitkin WN.
1988Summer Numbers in north higher than in recent years, due to abundance of tent caterpillars. Nested in Lake, Big Stone (BHa), Rice; probable nesting in Mower. Seen in 42 other counties statewide.
1988Fall Late north 8/10 Itasca AB, 8/18 Clay LCF, 9/4 Aitkin WN; late south 8/20 Redwood AB, 9 11/Freeborn RH, 9/25 Olmsted BSE.
1989Spring Early south 5/9 Olmsted JB, 5/13 Winona MF, 5/14 Pipestone AB and Washington TEB; early north 5/16 Clay LCF, 5/17 Duluth KE, 5/20 Aitkin WN.
1989Summer Numbers still high, especially in north. Nested in Nicollet BB, Fillmore NAO; probable nesting in Wilkin, Hennepin, Jackson. Seen in 43 other counties statewide.
1989Fall Late north 8/13 Beltrami DJ and Kittson AP, 8/17 Pennington AB, 9/22 Cook KMH; late south 9/6 Hennepin PS, 9/12 Fillmore NAO, 9/28 Nicollet LF.
1990Spring Early south 5/12 Lac qui Parle CMB, 5/15 Blue Earth MF, Hennepin SC and Wabasha WDM, 5/17 Nicollet BB; early north 5/20 St. Louis SS, 5/24 Clay LCF, 5/28 Aitkin WN.
1990Summer Gradual increase in reports over last seven years. Nested in LeSueur, Goodhue, Winona CS ; seen in 47 other counties statewide.
1990Fall Two north reports 8/4 Aitkin WN, 8/19 Wilkin MO; late south 8/25 Anoka KB, 9/1 Brown JS and Houston EMF, 9/9 Winona CS. Yellow-bellied Cuckoo All reports: 81 I Dakota AP and Washington WL, 8/3 LeSueur EK, 8/13 Rice FKS, 8/26 Brown JS.
1991Spring Early south 5/3 Anoka JH, 5/9 Olmsted BSE, 5/12 Lac qui Parle CMB; early north 5/11 Hubbard JL, 5/16 Clay LCF, 5/19 Polk PS.
1991Summer Reported from fewer counties than in recent years, despite some observers noting an increase in numbers. Nested in Anoka and Washington Counties; probable nesting in Brown. Seen in 37 additional counties statewide.
1991Fall All north reports: 8/4 Aitkin WN, 8/5 Cass RJ, 8/17 Becker MO; late south 9/6 Winona CS, 9/12 Rice TB, 10/1 Houston EMF.
1992Spring Early south 5/9 Mower JM, 5/10 Wright AB, 5/12 Hennepin TT; early north 5/15 Otter Tail CS/KC, 5/18 Traverse CS, 5/19 Clearwater MCBS.
1992Summer Probable nesting in Crow Wing; seen in 49 other counties throughout state.
1992Fall Late north 8/8 Aitkin WN and Norman MO, 8/30 Clay LCF; late south 9/16 Cottonwood ED, 10/1 Rice TB, 10/2 Olmsted JB.
1993Spring Early south 5/10 Fillmore SDM, 5/11 Houston JB, EMF, 5/15 Nicollet AH. Early north 5/7 Koochiching GM, 5/23 Clearwater AB, 5/30 Becker KSS.
1993Summer Numbers greatly reduced; fewest number of reports in at least ten years and only half the number reported in 1992. Observed in 24 counties statewide.
1993Fall All reports 8/1–23 Houston EMF, 8/1 Rock DSm, 8/7 Olmsted JB, 8/11 Hennepin SC, 8/12 Cook SOL, 8/13 Anoka CF, 8/22 Washington DS, 8/27 Hennepin DZ, 9/19 Winona CS, 10/16 Rice TB.
1994Spring Early south 5/15 Winona AM, 5/17 Washington TEB, 5/19 Rice TB: early north 4/30 Otter Tail CS/KC, 5/21 Todd RJ, 5/24 Kanabec CM.
1994Summer Nested in Olmsted JB, Winona; probable nesting in Becker, Cass. Seen in 28 other counties statewide.
1994Fall All north reports: 8/22 Becker RJ, 10/1 Clay CF. Late south 8/27 Olmsted JW, 9/7 Hennepin SK, 10/13 Rice TB.
1995Spring Early south 5/9 Mower JM, 5/11 Olmsted AMP, 5/2–16 Wright DN; all reports north 5/29 Kanabec SDM, 5/29 Otter Tail SDM, St. Louis DBe (no date).
1995Summer Reports up from 1993 low; many observers noted increased numbers. Seen in 34 counties throughout state.
1995Fall Late north 8/19 Beltrami SCM, 8/21 Pennington SKS, 8/27 Marshall KB. Late south 9/1 Hennepin SC, 9/8 Winona JL, 9/10 Carver DBM.
1996Spring Early south 5/9 Winona CS, 5/17 Houston EMF, 5/18 Dakota RH and Scott DN. Early north 5/1 Beltrami SCM, 5/19 St. Louis SCM, 5/25 Becker SDM and Cass MN.
1996Summer Probable nesting in Anoka; observed in 31 other counties in all regions except southwest.
1996Fall Late north 8/10 Clearwater ABo, 8/18 Wadena PBi, 9/29 Kittson PS. Late south 8/16 Freeborn ABa, 8/23 McLeod RbS, 9/25 Hennepin TT.
1997Spring Early south 5/21 Scott AH, PH, 5/24 Hennepin DBM, SWe, 5/26 Freeborn ABa. Only north report 5/30 Wadena ABo.
1997Summer Reported in 40 counties statewide. New nesting record in Kittson PS; probable breeding in McLeod, Murray.
1997Fall Late north 8/10 Kittson PS and Lake DV, 8/31 Aitkin WN, 9/24 St. Louis FN. Late south 8/21 Rice TBo, 8/23 Anoka SC, 8/27 Houston EMF.
1998Spring Early south 5/9 Freeborn ABa, 5/10 Olmsted DA/BE, 5/14 Murray ND. Early north 5/18 Kanabec CM, 5/20 St. Louis TW.
1998Summer Observed in 32 counties throughout state; probable nesting in Kittson, Dodge.
1998Fall All north reports: 8/8 Lake TT, 8/11 Aitkin CB, 8/23 St. Louis KSu, BY. Late south 9/8–9 Ramsey TT, 9/14 Hennepin LE, 9/29 Rice TBo.
1999Spring Early south 5/11 Meeker DF, 5/12 Freeborn ABa. Only two north reports, both in late May. Peak count 5/18 Meeker (5) DF.
1999Summer Observed in 33 counties throughout state.
1999Fall Apparently migrated earlier than usual. Only two north reports, both in August. Reported from 15 south counties, mostly early August. Three September reports south; last reported 9/13 Hennepin TT (median south departure 9/28).
2000Spring Reported from 10 south and 7 north counties statewide. Arrived within two days of recent median dates south and north. Early south 5/8 Freeborn ABa and Fillmore NO. Early north 5/14 Otter Tail DST and Kanabec CM. Also reported north in Becker, Red Lake, Clearwater, Aitkin, St. Louis.
2000Summer Reported in 34 counties statewide.
2000Fall Three reports north, the latest of which was 9/10 Todd JSK, SDu. Observed in 10 south counties; last reported from four of them 9/8–10, but then only 10/5 Scott RBJ.
2001Spring Reported from 13 south and 12 north counties, but none in Southwest and only St. Louis in Northeast. Arrived within three days of recent medians. Early south 5/6 Rice TFB. Early north 5/15 Kanabec CAM. Peak migration 5/14–18 south (4 counties) and 5/18–19 north (5 counties).
2001Summer Observed in 32 counties in all regions except Southwest.
2001Fall Reported from five north and nine south counties. Late north 8/26 St. Louis JWL. Late south 9/4 Dakota ADS.
2002Spring Observed in 12 south counties beginning 5/17 Freeborn AEB, 5/18 in four counties. Arrived north 5/27 St. Louis m.ob., 5/28 Carlton MSS and Otter Tail DTT, SMT. Only additional north report: 5/31 Pennington JMJ.
2002Summer Most reports since 1992; seen in 42 counties throughout state. Suprisingly, field observers in Northeast noted only average numbers, despite three-year outbreak of forest tent caterpillars.
2002Fall Seen in 7 north and 11 south counties statewide. Late north 9/22 Marshall JMJ, 9/23 Lake RBJ. Late south 9/20 Redwood HHD, 9/22 Rice TFB.
2003Spring Seen in seven south counties beginning 5/6 Olmsted PWP, 5/17 Rice TFB. Arrived north 5/19 Otter Tail EJE, 5/24–25 Aitkin SLF, WEN; also reported from Morrison, Roseau, and Todd.
2003Summer Reported in 36 counties statewide.
2003Fall All north reports: Red Lake, St. Louis (last seen 9/24, KRE), Todd. Late south 9/1 Sherburne KTP, 9/2 McLeod CRM, also observed in Carver, Goodhue, Meeker.
2004Spring Reported from 18 south counties, plus Douglas, Kanabec, Otter Tail (early north 5/17 EJE, 5/19 fide JMJ). Early south 5/9 Goodhue NAJ, 5/11 Sibley RBJ.
2004Summer Fewest reports ever: observed in 20 counties in all regions of the state.
2004Fall Only north reports: Polk, St. Louis, Wadena (late north 8/27, PJB). Observed in six south counties, including (late south) 8/28 Freeborn AEB, 8/29 Big Stone JMJ.
2005Spring Reported from 10 south counties beginning 5/9 Ramsey BRL, 5/18 Rice TFB. Early north 5/15 Otter Tail DTT, SMT, 5/17 Kanabec CFa; also observed in Douglas, St. Louis.
2005Summer Observed in 41 counties in all regions of state.
2005Fall Reported from 7 north and 12 south counties in all regions. Late north 9/22 Lake EEO, 9/23 Polk EEF. Late south 9/15 Lyon RJS, 9/16 Fillmore NBO.
2006Spring Reported from 9 south and 11 north counties. Early south 5/15 Lac qui Parle BJU, 5/20 Anoka ADB, REH. Early north 5/21 Wadena PJB, 522 Kanabec CAM.
2006Summer Observed in 48 counties throughout state. NRRI reported highest totals in 16 years in Chippewa and Superior National Forests.
2006Fall Late north 9/1 Mille Lacs NSc, 9/17 Clearwater KLa. Late south 9/16 Stevens HHD, 9/24 Hennepin CMB.
2007Spring918 Early south 5/5 Benton NSc, 5/8 Nicollet RMD, 5/9 Hennepin JPM. Early north 5/8 Hubbard MAW, 5/18 Clay (2) RHO. High count 5/31 St. Louis (5 at Park Point, Duluth) DWK.
2007Summer2015 Reported from all regions except Southeast.
2007Fall77 All north reports: 8/2 St. Louis TPW, 8/4 Todd CAM, 8/18 Pine HHD, 8/31 Pennington BJU, 9/1 Koochiching JLO, 9/10 St. Louis (Sax-Zim Bog) NAJ, 9/19 St. Louis (Duluth) JWL. All south reports: 8/1 Lac qui Parle BJU and Meeker DMF, 8/2 Lac qui Parle BJU, 8/22–23 Big Stone and Lac qui Parle BJU, 8/24 Swift BJU, 8/25 Hennepin HCT, 8/30 Scott JEB, 9/15 Hennepin HCT, 9/28 Jackson BJU.
2008Spring420 Early south (median 5/9) 5/10 Mower JEM, 5/12 Rice DAT. All north reports: 5/11 Otter Tail DST, 5/28 Mille Lacs ASc, 5/29 Cass BAW, 5/30 Douglas JPE.
2008Summer1427 Reported from all regions of state.
2008Fall310 Late north 8/13 Beltrami DPJ, 8/24 Wadena PJB (median 9/7). Late south 9/1 Carver DWK, 9/12 Stearns RBJ (median 9/25).
2009Spring317 Early south (median 5/9) 5/14 Hennepin (2) CMB, 5/17 Blue Earth LBF and Rice HHD. Only north reports: 5/26 Otter Tail FGo, MJB, 5/27 Hubbard MaH, 5/30 Douglas JPE.
2009Summer2329 Found throughout state. High counts 6/3 Blue Earth (4) ALD, 6/8 Mille Lacs (3) RBJ.
2009Fall22 Reported north 8/23 Wadena PJB, 9/1 Cass ABi (median 9/7). Reported south 8/1 Meeker DMF, 8/30 Washington DFN (median 9/25).
2010Spring927 Early south (median 5/9) 5/8 Washington DFN, 5/9 Scott DFN. Early north 5/16 (median) Mille Lacs CAM, 5/17 Otter Tail ARo. High count 5/23 Crow Wing (7) BU.
2010Summer2122 Reported from all regions of the state. First county breeding records from Douglas JPE, Pipestone fide BBA, Todd MSK.
2010Fall16 Only north report: 8/1 Beltrami DWK, JJS, KLa, RMD. Late south 8/27 Fillmore NBO, 9/4 Big Stone BJU (median 9/25).
2011Spring1030 Early south (median 5/9) 5/7 Sherburne (Sherburne N.W.R.) ThM, 5/8 Ramsey (4, Lake Phalen and Frost Pond) KSi. Early north (median 5/16) 5/14 Morrison FGo, 5/21 Pine (Sandstone W.T.P.) WCM. High count 5/22 Brown (7, Eden Twp.) BTS.
2011Summer2930Reported from all regions of state. First county breeding records for Isanti DPG, Renville WCM.
2011Fall310 Late north 8/12 Kittson TrB, 8/20 Grant BJU (median 9/7). Late south 9/7 Winona MGo, 9/16 Fillmore NBO (median 9/25).
2012Spring1322 Early south (median 5/9) 5/5 Hennepin CMB and Rice TFB, 5/6 Blue Earth AnK, Carver (Rapids Lake) JCy, Washington DFN. Early north (median 5/16) 5/12 Morrison FGo, 5/14 Mille Lacs ASc and Wadena (2, Dry Sand W.M.A.) HCT, PEB.
2012Summer2819 Observed in all regions of state, but mostly north. First county breeding record from Pennington fide BBA.
2012Fall68 Late north 9/14 St. Louis SmR, 9/21 Pine LMS (median 9/7). Late south 8/23 Carver JCy, 9/3 Hennepin (Wood Lake N.C.) BeH, 9/4 Hennepin CMB (median 9/25).
2013Spring726 Early south (median 5/9) 5/7 Houston (Brownsville Overlook) LMl, 5/8 Washington DBM, 5/14 Winona MGo, 5/16 Houston (Reno S.F.) SHo, Olmsted JHD. Early north (median 5/16) 5/19 Clay DMu, Todd DTM, JeM, 5/23 Morrison MJB. Only report from the northern third of the state was 5/29 Roseau BSi.
2013Summer2528 Found in appropriate habitat throughout state.
2013Fall58 Late north 8/15 Pine ToL, 8/18 St. Louis CHn, 9/2 St. Louis TPW. Late south 8/28 Nicollet HCT, 8/30 Goodhue GJM, 8/31 Olmsted DMs.
2014Spring712Early south (median 5/9) 5/8 Rice DAB, 5/12 Hennepin (Westwood Hills N.C.) ThM, 5/13 Hennepin (Minnetonka) ThM. Early north 5/18 Aitkin (Rice Lake N.W.R.) GKr, 5/20 Aitkin (S.R. 200 near U.S. 2) RyM, 5/25 Hubbard (Akeley Twp.) MAW, (Park Rapids) MaH, Polk SAu.
2014Summer2521Reported from all regions of state. High count 6/27 Aitkin (6) MJB. ;
2014Fall911 More widely reported than usual for the fall. Late north 9/11 Traverse DLP, 9/14 Carlton JDR, 9/20 St. Louis (Park Point) KaM, 10/5 St. Louis (Hawk Ridge/Lester River Census) KJB (median 9/7). Late south 9/2 Isanti (Anderson CP) DPG, 9/9 Fillmore NBO, 9/21 Scott BAb (median 9/25).
2015Spring1127 Early south (median 5/9) 5/9 Carver MCo, Wabasha LHl, 5/11 Hennepin BAF, 5/12 Washington DFN. Early north 5/16 Crow Wing JPR, EGa, ABi, 5/18 St. Louis (Stoney Point) JMa, 5/19 St. Louis (Canosia W.M.A.) TRK, 5/20 Otter Tail fide JMJ.
2015Summer2635 Observed throughout state.
2015Fall517 Late north 8/19 Roseau DFe, 9/22 St. Louis (Park Point, near airport) PAs, 9/29 St. Louis (juvenile, H.R.N.R.) FJN, m.ob. Late south 9/7 Winona MYo, SYo, 9/8 Hennepin GrS, 9/10 Sherburne JGb (median 9/16).
2016Spring2331 Early south (median 5/9) 5/8 Jackson RAE, 5/10 Goodhue JTo, Murray HHD, Pipestone HHD, 5/12 Blue Earth CRM, m.ob., Chisago MHe. Early north (median 5/16) 5/16 Douglas ANy, DBz, 5/20 Otter Tail JsS, 5/21 reports from Becker, Clay, Kanabec, Morrison, Pine, Todd.
2016Summer2430 Observed in all regions of state. High count 6/16 Aitkin (8, Rice Lake N.W.R.) DVe, AlV.
2016Fall811 Late north 9/6 Koochiching DWK, 9/13 St. Louis (Park Point) RyS, 10/7 St. Louis DOK. Late south 9/3 Steele PSu, 9/10 Jackson (Kilen Woods S.P.) KEm, 9/25 Rice TFB (median 9/16).
2017Spring1522 Early south (median 5/9) 5/13 Scott BAb, Winona SHo, 5/14 Nicollet RBW, 5/14–15 Sherburne (Sherburne N.W.R.) BKu, JlB, m.ob. Early north (median 5/16) 5/8 Clay PBB, 5/15 Otter Tail KTe, St. Louis JLK. High counts 5/28 Becker (4, Tamarac N.W.R.) MBH, 5/22 Pine (3, Saint Croix S.P.) KMa.
2017Summer2923 Observed in all regions. High count 6/10 St. Louis (6, Sax-Zim Bog) ASu.
2017Fall511 Late north 8/26 Kittson KnM, 8/27 Koochiching KnM, 10/1 St. Louis (banded, H.R.N.R.) AxM. Late south 8/28 Brown STa, 9/3 Fillmore ph. ToM, 9/16 Benton HHD (median 9/16).
2018Spring2224 Early south (median 5/9) 5/7 Washington JLe, 5/9 Meeker PKF, 5/10 Anoka RCl. Early north (median 5/16) 5/17 Douglas RAE, 5/18 Becker PBk, Clearwater DMz, m.ob., and from Clay, Crow Wing, Kanabec, Otter Tail on 5/20. High counts 5/26 Cass (5, Deep Portage Learning Center) JSt.
2018Summer2636 Found throughout state.
2018Fall827 Late north 9/2 St. Louis (H.R.N.R.) ASu, JPR, 9/10 Clay CMk, ebd, 9/22 Lake HHD (median 9/17). Late south 9/22 Hennepin TBu, KBu, Winona JCC, m.ob., 9/26 Carver JCy (median 9/16).
2019Spring822 Early south (median 5/9) 5/13–15 Carver (Carver P.R.) JBr, 5/15 Rock BDo, 5/16 Ramsey JZj, Washington (2) GJa. Early north (median 5/16) 5/16–25 Aitkin CLR, m.ob., 5/18 Kanabec SPS, 5/25 Douglas (3) BEC, Morrison FGo. High counts 5/25 Douglas (3) BEc, Rock (3, Blue Mounds S.P.) JQn, VRL.
2019Summer2840 Observed in all regions. First county breeding record: 7/11 Wadena ASu.
2019Fall925 Late north 8/30 St. Louis (Duluth) RyS, 8/31 Pine ebd, 9/6 St. Louis (Cook) JuG (median 9/17). Late south 9/15 Carver (Carver P.R.) JCy, 9/22 Benton (Mayhew Creek Park) DOr, Hennepin CMB, Nicollet APi, 9/24 Nicollet RZi (median 9/16).
2020Spring1425 Early south (median 5/9) 5/11 Ramsey EzH, IsH, 5/14 Meeker LiH, 5/14–17 Mower SWm. Early north (median 5/16) 5/21–23 Crow Wing ebd, 5/23 St. Louis (Stone Lake Rd.) MHu, St. Louis (C.R. 5 south of Meadowlands) ebd, Wadena ABL. Highest count only two.
2020Summer3039 Found in all regions, but most frequently in northeastern two-thirds of state.
2020Fall1118 Late north 9/25–27 St. Louis (Park Point) CMu, m.ob., 9/27 Cook ebd (median 9/17). Late south 9/14 Hennepin BAF, Watonwan FFa, 9/16 Scott MwT, 10/16 Winona LHl (median 9/16).
2021Spring2224 Early south (median 5/9) 5/11 Carver RuS, Washington PNi, 5/14 Steele DAB. Early north (median 5/16) 5/15 Becker ebd, Beltrami ebd, 5/17 Clay CMk, Pine DWK, HCT. High count of 3 in Aitkin, Becker.
2021Summer3029 Reported from every region. High count 6/19 St. Louis (10, Sax-Zim Bog) ebd.
2021Fall1722 Late north 9/5 Lake SLL, JWL, St. Louis (H.R.B.O. Banding Station) FJN, 9/7 Clay ThH, 10/2 Cook LWd (median 9/19). Highest count only 4 (two pairs). Late south 9/18 Fillmore ToM, Isanti ebd, Scott ebd, Washington BDo, 9/19 Freeborn ebd (median 9/16).
 
 Breeds 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.