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

Warbling Vireo(Vireo gilvus)
YearSeasonNS
1930SummerThe writer saw a Warbling Vireo put the finishing touches on a nest ~t Lake Harriet on May 15th but this nest was later deserted. Ralph Woolsey found the first nest with a complete set of eggs, four, at Shakopee on June 6th, and Alden Carpenter saw a nest at Robbinsdale on June 28th with three young.
1931SummerOne nest, contents unknown, on June 11th and another, with four eggs, on June 24th; both found by R. Woolsey.
1932SummerOn May 28th Dobie found a nest of this songster-with.3 eggs at Svron Lake. The last nest with eggs was seen on June 14th ($wedenborg).
1933Summer Eighteen nests reported. Hiemenz found a nest ncar St. Cloud on Juno 1st, tho contents of which wore 2 fresh eggs. Risser saw tho latest nest, which was found ncar Sturgeon Lake on June 27th and contained 2 eees. This nest later held.3 eGgs. Young out of tho nest and which were being fed were soon by the writer at Shakopee on July 1st.
1934Summer On June 3rd Risser and Rysgaard found a nest with 1 egg of this species, n.nd anpther with 2 eggs. No nests were reported later than these found at Linwood on June 16th, one of which held 4 eggs. (See BOB-vlli!TE for list of observers) The Flicker, 1934 -P. 48
1935Summer Prosser, who sav·a nest with 4 eggs June 12th at Linwood Lake, gives us our single complete record.
1936Summer Mrs. C. E. Peterson at ~1adiso~ observed an adult feeding a Brown-headed Cowbird young just out of the nest.
1937SummerOn June 2o one was seen incubating its eggs near Euclid (Risser, Pittelkow, Rysgaard and Evan- son). Mrs. C. E. Peterson saw a nest on June 25, but couldn't determine the con- ten:s. Madison, Minn. GOLDEN-WINGED WARBLER. On July I A. B. Erickson saw nearly fleC:lged young; on Aug. IO he saw young that could fly well. St. Croix National Park.
1938SummerOn May 25, at · Lake Minnetonka, the bird class saw a nest but didn't determine its contents. Young awing ~ere seen on July I7 by Swedenborg at Minneapolis.
1940SummerA nest con­taining 4 fresh eggs was seen on June r r, at St. Cloud by the T. S. Roberts Club.
1943SummerRamsey Coun­ty, JUone 15 and 22, 3 ne.s:ts. Bros. Lewis aond Pius.
1944Summer5. May 26, eggs, St. Cloud, Mrs. Trainor. June 1, June 11, eggs, St. Paul, Brother Hubert and Brother Pius. June 23, three large young, St. Paul, Hofstead. June 27, two young, St. Paul, Olson.
1947SummerNest, June 18, Hennepin Co., Pratt.
1961SummerAn adult feeding well-grown young was seen at Pelican Lake, American Crow Wing County on 26 July by Bob Janssen.
1962SummerNo date given, Cosmos, Meeker Co., 3 young, Richard K. Olson.
1963SpringMay 4, Frontenac, Goodhue Co., Avifaunal Club; May 6, Ramsey Co., A. C. Rosenwinkel; May 6, Washington Co., D. Honetschlager; May 8, Cokato, Wright Co., Erma Christopher; May 23, Shotley, Beltrami Co., Mabel Goranson. Black-and-White R::trbler: May 3, Minneapolis, R. Huber; May 3, Washington Co., D. Honetschlager; May 3, Swift Co., E. D. Strand; May 5, Cass Co., the Mathisens; May 8, Wright Co., Erma Christopher.
1964Spring5-15 Stearns Co, RPR; 5-13 Goodhue Co, MAS; 5-8 Wright Co, EC; 5-8 Washington Co, DH; 5-11 Douglas Co, MVS; 5-6, 5-7 Ramsey Co, ACR; 5-11 Duluth, Rosalie Naddy, 5-9 Hennepin Co, RLH.
1964Summerbreeding Ramsey (MAS), Winona (GD) and Hubbard (LWJ) Counties.
1964Fall9-12 Ramsey Co, ACR; 9-14 Lake Co, RAG; 9-22 Fargo-Moorhead, EGA; 9-22 Two Harbors, RK.
1965Springearliest 5-5 Rochester, JPF and Hennepin Co, MHM, RDT.
1965Fall10-26 Hennepin Co, RDT, only report.
1966Springearliest 4-23 Hastings, MIG; 5-7 Northfield, EHH, Vasa, BL, Minneapolis, EMB; 5-8 Wabasha, DGM and Hennepin Co, MHM.
1966Summernested in Hubbard and Wright Co's; also reported from Dakota, Pope, Rice, Washington, Murray, Crow Wing, Itasca, Morrison, Ramsey, Marshall, Stearns, Sherburne, Beltrami, Wabasha, Goodhue, Cass, St. Louis and Faribault Co's.
1966FallLatest 9-16 Hennepin Co., MHM; 9-27 Duluth, AKA; 10-18 Cook Co., MAF.
1967Springearly 4-30 Houston Co., DB, EHH; 5-11 Stevens Co., JAH· 5-12 Hennepin Co., VL, MHM; 5-13 R~msey Co., ACR, Winona Co., FV/ HVBC, Goodhue Co., MIG.
1967Summernested Fargo -Moorhead; also reported from Hennepin, Cottonwood, Morrison, Wabasha, Beltrami, Hubbard, Clearwater, Goodhue, Carver, Nobles, Washington, Crow Wing, Anoka Co's.
1967Fall latest 9-26 Anoka Co., PE; 9-27 Hennepin Co., MHM; 9-28 Fargo-Moorhead, EGA.
1968Spring early 5-2 Minneapolis, DB, Carver Co., MHM; 5-4 Winona Co., EHH, Anoka Co., WHL; 5-10 Carver Co., RTH, Wabasha Co., DGM.
1968Summer nested Hubbard, Mille Lacs Co's; also reported from Stearns, Beltrami, Clearwater, Morrison, Pine, Hennepin, Pope, Washington, Nobles, Lyon, Crow Wing, Anoka, Rice, Wabasha, Sherburne, Wright, Winona Co's.
1968Fall9 -1 Mille Lacs 5 MIV; late 9-17 Morrison LSR; 9-20 Hennepin VL; 9-20 Carver MHM; 924 Watonwan DMF.
1969Spring5-3 Winona Co., BT, and Houston Co., FL; 5-11 Mille Lacs Co., MJ; 5-12 (12) Winona Co., BT; 5-16 Bemidji, JAM, and Morrison Co., LSR. Black and White Warbler: 4-28 Carver Co., MHM; 4-30 Minneapolis, DB, and Morrison Co., LSR; 5-2 Mille Lacs Co., MI; 5-25 Goodhue Co., DS.
1969Summernested in Cottonwood Co. (parasitized by cowbird); also reported from 28 counties throughout the state. Increased reports this year.
1969Fall8-31 Cottonwood 4 LAF 9-4 Duluth PBH; 9-8 Morrison LSR; 9-22 Cottonwood LAF; 10-2 Winona BTV.
1970Springearly south 4-30 Goodhue KE ; 5-7 Carver TH and Winona TV and Hennepin BDC and Dakota DB; early north 5-8 Crow Wing j B; 5-12 Clearwater RD. Black and White Warbler: early south 4-29 Hennepin TH; 4-30 Blue Earth HT and Ramsey AW and Hennepin CH, BDC; early north 5-7 Duluth MMC and Lake RK; late south 5-19 Hennepin WL; 5-23 Wright BH.
1970Summerreported from Nobles, St. Louis (Duluth), Cottonwood, Wright, Carver, Aitkin, Wabasha, Anoka, Winona, Mille Lacs, Hennepin, Pope, Meeker, Marshall, Crow Wing, and Lake (Beaver Bay,- Gooseberry SP, ME) Co's.
1970Falllate north 8-28 Duluth RL; 9:8 PH; late south 9-8 Hennepin VL; 9-13 Hennepm CH; 9-16 Cottonwood LF. Black and White Warbler: late north 9-23 Duluth MMC; 9-24 Morrison LR; early south 8-24 Cottonwood LF; 8-25 Wright ES; late south 9-21 Hennepin VL; 10-10 Ramsey EC; 10-29 Washington, Jane Olyphant (banded).
1971Springearly south 5-4 Goodhue JAB· 5-5 Cottonwood LF; 5-6 Winona TV; early north 5-7 Morrison LR; 5-10 Mille Lacs MI. Black and White Warbler: early south 5-1 Nicollet BL and Hennepin BDC; 5-2 Murray HH and Scott PE; early north 5-4 Ottertail AMB; 5-5 Morrison LR and Mille Lacs MI; late south 5-27 Cottonwood LF; 5-31 Hennepin BDC.
1971Summernested in Carver; also reported from 17 other counties.
1972Summernested in S. St. Louis, Nobles Crow Wing, Mille Lacs); seen in 15 other counties as far NE as N. St. Louis (Ely). Black and White Warbler: seen in Clearwater Cass, Crow Wing, Aitkin, Carlton, St. Louis: Lake, Cook; migrants. 6·3 Hennepin.
1973Summer Reported from 29 counties.
1973Fall Reported from eight counties.
1974Spring Early south _4-30 Houston FL; 5-3 Stearns NMH; 5-3 Swift HH; early north 5-16 Itasca MS; 5-17 Douglas RBJ; 5-20 St. Louis BDC.
1974Summer Nested in Stearns; also reported from 37 other counties; more reports than usual.
1974Fall Late north 9-11 Marshall AR; late south 9-9 Murray AD, Lac qui Parle AFE; 9-24 Hennepin FN.
1975Spring Early south 5-6 Lyon HCK and Hennepin RAG; 5-9 Hennepin OLJ; early north 5-10 Marshall SV; 5-12 Itasca MS; 5-14 St. Louis JCG.
1975Summer Nested in Mille Lacs and Meeker; also reported from 22 other counties.
1975Falllate north 9-7 Marshall SV; late south 9-25 Hennepin ES; 9-28 Rock KE; 10-14 Hennepin FN.
1976Spring Early south 4-26 Hennepin FN (earliest date on record); 5-7 Goodhue JG; 3 reports on 5-8; early north 5-6 Crow Wing DK; 5-13 Itasca MS and Marshall SV; 5-14 Otter Tail NJ.
1976Summernested in Olmsted; also reported from 28 other counties including Marshall, Itasca, St. Louis and Lake.
1976Fall Late north 8-31 Marshall; late south 9-4 Washington, 9-15 Anoka, 9-20 Swift HH.
1977Spring Early south 4-30 Murray KE; 5-3 Houston FL; 5-4 Isanti OJ; early north 5-5 Clay LCF and Otter Tail GEW; 3 reports on 5-8.
1977Summer Reported from 24 counties northeast to Itasca and Lake.
1978Summer Breeding reported from Hennepin, Wright, and Beltrami (Waskish); seen also in 27 other counties as far northeast as Cass, Aitkin and St. Louis (Duluth).
1979Spring Early houth 5-6 Olmsted JSD; early north 5-16 Becker SM, Marshall ANWR.
1979Fall Late north 9-2 Clay LCF, 9-5 Cass TL; late south 9-9 Anoka KL, 9-28 Houston EMF.
1980SpringEarly south 5-4 Dakota JD, Wabasha WDM; early north 4-28 Lake of the Woods TA, 5-9 Otter Tail GMO, 5-12 Itasca TOS.
1980Summer Breeding reported from Pennington, Red Lake, Morrison, Stearns, Big Stone, Anoka, LeSueur; also seen throughout the state except Lake, Cook, Koochiching.
1980Fall Late north 9-2 Aitkin WN, 9-5 Beltrami JC; late south 9-21 Washington DMB, 9-25 Houston EMF.
1981Spring Early south 4-30 Houston JPI AM, 5-1 Faribault JCF, 5-2 Anoka GP; early north 5-5 Otter Tail JM, 5-7 Otter Tail SW, St. Louis KE, 5-9 Itasca TL, Otter Tail OJ.
1981Summer Breeding data from Le Sueur. Seen throughout the state including Carlton, Duluth only in the Northeast.
1982Spring Early south 5-4 Hennepin SC, 5-5 Hennepin AB, DB, RJ, Stearns SE, 5-6 Hennepin ES, Lyon HK; early north 5-9 St. Louis AE, 5-10 Aitkin TCS, 5-11 St. Louis KE, TL.
1982Summer Breeding data from Big Stone, Hennepin. Seen throughout the state.
1982Fall Late north 9/4 Clay LCF, 9/9 Red Lake KSS, 9/10 Douglas SDM; late south 9/4 Houston RJ, 9/17 Houston EMF, 9/19 Brown JSp, Mower RRK.
1983Spring Early south 4/30 Houston EMF, 5/6 Olmsted JEB, 5/7 Martin EBIK; early north 5/8 Otter Tail SDM, 5/10 Clay LCF, 5/11 St. Louis AE.
1983Summer Breeding data from Lake of the Woods, Big Stone, Brown, Houston. Seen throughout the state except the Northeast.
1983Fall Late north 9/1 I Clearwater WL, 9/25 Otter Tail SDM, 9/28 Clay LCF; late south 9/10 Brown JSp, 9/20 Hennepin SC, 9/30 Houston EMF.
1984Spring Early south 5/5 Hennepin ES, 5/8 Winona JH, 5/10 Wabasha WDM; early north 5/14 St. Louis AE, 5/15 Itasca TCS, 5/16 Marshall KSS, ANWR, 5/17 Lake of the Woods TW.
1984Summernested in Lake of the Woods, Stearns, Anoka and Big Stone; also seen in 37 other counties.
1984Fall Late north St. Louis 9/20 AE, 9/29 FL; late south 9/15 Nobles RJ, 9/23 Olmsted RE, 9/26 Brown JSp, 9/27 Hennepin SC.
1985Spring Early south 4/29 Winona JH, Wabasha WDM, 4/30 Hennepin DBI, Dakota JD, Tiu, 5/1 Goodhue JPIAM, Olmsted AP, 5/2 Hennepin SC, ES; early north 5/8 St. Louis V. Rudolph, Otter Tail SDM, Clay LCF, 5/9 Marshall ANWR, 5/11 Itasca TCS, 5/12 Polk AB.
1985Summer Nested in Big Stone, Wright, Hennepin, Dakota (AB); probable nesting in Ramsey, Houston, Brown. Seen in 27 other counties north to St. Louis (Duluth), Cass, Marshall.
1985Fall No reports north; late south 9/7 Houston EMF, 9/7 Brown JS, 9/12 Cottonwood LAF, 9/14 Hennepin TTu, 9/21 Rock RJ, 9/21 Goodhue BL.
1986Spring Early south 4/26 Hennepin DB 1, Dakota JD, 4/27 Fillmore AMP, 4/29 Hennepin SC, 4/30 Goodhue RJ ; early north 4/24 Cook SL, 5/4 Wilkin GAM, 5/10 Clearwater AB, Clay· LCF, 5/1 I Grant SDM.
1986Summer Probable nesting in Houston. Seen in 51 other counties throughout the state including Cook, Lake, St. Louis. Most widely reported vireo.
1986Fall Late north 8/21 Clay LCF, 8/26 Polk AB; late south 9/4 Freeborn NHo, 9/12 Hennepin SC, 9/23 Houston EMF.
1987Spring Early south 4/24-25 Olmsted RSE, JB, 5/1 Waseca RJ, AP, 5/2 Lyon HK and Hennepin TT; early north 5/6 Wilkin GAM, 5/8 Duluth KE, 5/9 Itasca TS.
1987Summer Nested in Aitkin (WN); probable nesting in Le Sueur. Also seen in 50 other counties throughout the state including Duluth and Lake (615, Birch Lake Dam, SWIMS) in the northeast.
1987Fall North 8/31 Polk AB; late south 9/24 Brown JS, 9/27 Houston EMF, 10/13 Fillmore AP.
1988Spring Early south 4/30 Dakota TT, 5/1 Ramsey AB, Fillmore NAO, AP and Goodhue DZ, 5/2 Hennepin SC, KR; early north 5/5 St. Louis AE, 5/7 Otter Tail SDM, Clay LCF and Hubbard TS.
1988Summer Nested in Nobles, Le Sueur, Fillmore; probable nesting in Clay. Seen in 44 other counties in all regions except northeast.
1988Fall Late north 8/18 Koochiching RJ, 9/6 Todd PH; late south 9/17 Brown JS, 9/21 Hennepin SC, 9/25 Olmsted BSE.
1989Spring Early south 4/27 Olmsted JB, 5/1 Fillmore GMD, 5/2 Steele EK; early north 5/12 Clay LCF and Wilkin KB, 5/13 Itasca TS and Mahnomen, Pennington, and Polk RJ, AP.
1989Summer Nested in Crow Wing; probable nesting in Fillmore. Seen in 42 other counties in all regions except northeast.
1989Fall Late north 8/20 Aitkin WN, 8/22 Clearwater DZ, 9/8 Cook KMH; late south 9/21 Hennepin SC and Winona CS, 9/22 Brown JS, 9/24 Watonwan ED.
1990Spring Early south 4/28 Hennepin BSE and Olmsted JB, 4/29 Dakota JD, 5/5 Winona CS; early north 5/5 Itasca TS, 5/11 Clay LCF, 5/12 Morrison DPD, Otter Tail MO and St. Louis KE.
1990Summer Nested in Crow Wing; probable nesting in Olmsted. Seen in 46 other counties statewide.
1990Fall Late north 8/29 Kittson KSS, 91 I Clay LCF, 9/9 Otter Tail MO; late south 9/14 Hennepin SC, 9/15 Pope RJ and Winona CS, 9/19 Brown JS.
1991Spring Early south 5/3 Rice TB, 5/4 Hennepin OJ Olmsted BSE and Winona AB, CS, SIS W;basha DZ; early north 5/9 ItascaTS, Otter Tail SDM and Pennington KSS, 5/10 Becker DEB, 5/11 Beltrami DJ.
1991Summer Fewer reports than in previous five years. Probable nesting in Rock; seen in 36 other counties in all regions except northeast.
1991Fall Late north 9/7 Aitkin WN, 9/8 Otter Tail MO, 9/14 St. Louis KR; late south 9/14 Cottonwood RJ, 9/17 Winona CS, 9/20 Hennepin SC.
1992Spring Early south 5/1 Dakota JD, Hennepin DB, KB, DC and Winona CS, 5/2 Goodhue DZ, 5/3 Olmsted AP; early north 5/7 Clay LCF, 5/10 Becker DJ, Kanabec CM, Otter Tail CS/KC, Pennington KSS and Roseau MCBS.
1992Summer Nested in Lake DPV, Wright; probable breeding in Marshall, Crow Wing, Anoka. Seen in 34 additional counties statewide.
1992Fall Late north 9/6 Aitkin WN, 9/7 Itasca TL, 9/12 Clay LCF; late south 9/15 Winona CS, 9/17 Washington PC, 10/2 Houston EMF.
1993Spring Early south 4/25 Washington PC, 5/2 Winona CS, 5/3 Hennepin DN. Early north 5/8 Becker BBe, Douglas KKW, Kanabec CM and St. Louis AE, 5/10 Aitkin WN.
1993Summer Nested in Rock ND, Dakota; probable nesting in Winona. Seen in 34 additional counties in all regions, including St. Louis and Carlton in northeast.
1993Fall Late north 8/22 Aitkin WN, 8/23 Red Lake RJ, 9/10 Kanabec CM. Late south 9/18 Olmsted JB, 9/24 Hennepin TT and Winona CS, 9/25 Pipestone JP.
1994Spring Early south 5/4 Winona CS, 5/7 Goodhue TBr, 5/8 Anoka PKL, Hennepin TT and Houston MH, DSm; early north 5/8 Becker BBe, 5/12 Kanabec CM, 5/14 Wilkin SDM.
1994Summer Fewest reports in over ten years. Nested in Crow Wing; probable breeding in Winona. Seen in 31 other counties statewide.
1994Fall Late north 8/20 Beltrami DJ, 8/21 Aitkin CMG, 8/28 Mille Lacs RJ. Late south 9/17 Anoka KB, 9/24 Hennepin SC, 9/28 Winona CS.
1995Spring Early south 5/5 Winona CS, 5/7 Hennepin TT and Mower JM, 5/8 Rice TB; early north 5/6 Roseau PS, 5/13 St. Louis AE, 5/14 Becker BBe and Grant SDM.
1995Summer Probable nesting in Crow Wing; seen in 37 additional counties in all regions, including St. Louis in northeast.
1995Fall Late north 9/2 Beltrami DJo and Aitkin WN, 9/3 Kanabec CM. Late south 9/26 Brown JSp, 9/27 Hennepin DBo, 9/29 (fifth latest south) Winona CS.
1996Spring Early south 5/13 Winona CS, 5/15 Freeborn ABa, 5/16 Hennepin TT. Early north 5/18 St. Louis TW and Wadena PBi, 5/19 St. Louis AE.
1996Summer Nested in Crow Wing, probable nesting in Rock; seen in 40 other counties in all regions (only St. Louis in the northeast).
1996Fall Late north 9/7 Clay MRN, 9/8 St. Louis CM, 9/15 Itasca DBo. Late south 9/22 Big Stone LE, 9/23 Brown JSp, 9/25 Hennepin SC.
1997Spring Early south 5/9 Dakota TT and Goodhue RJ, 5/10 Rice JL. Early north 5/17 Aitkin WN, 5/18 St. Louis AE, 5/19 Becker TEB.
1997Summer Reported in 41 counties throughout state, including St. Louis in northeast. New nesting record in Murray RgS; probable nesting in Hennepin.
1997Fall Late north 9/9 Becker BBe, 9/13 St. Louis MF, 9/22 Aitkin CB. Late south 9/11 Brown JSp, 9/17 Hennepin SC, 9/21 Big Stone LE.
1998Spring Early south 5/2 Nicollet DS, 5/6 Rice TBo and Winona KK. Early north 5/10 Otter Tail SDM, 5/13 Becker BBe, 5/14 Morrison WB.
1998Summer Fewest reports in 15+ years. Seen in 31 counties in all regions, including St. Louis in northeast; new nesting record in McLeod RbS.
1998Fall Late north 9/2 St. Louis KB, 9/5 Pennington JJ, 9/7 Aitkin WN. Late south 9/18 Hennepin LE, 9/20 Brown JSp and Hennepin SC, 9/25 Anoka TBr and Hennepin TT.
1999Spring Arrived south on time; first reported 5/1 Rice TBo. Like the preceding two species, many reports on the weekend of 5/8–10. Tardy north, where first reported 5/16 in Marshall, Wadena. Peak count 5/8 Goodhue (22) AH, PS.
1999Summer Seen in 34 counties in all regions (including St. Louis in northeast).
1999Fall Late north 8/28 Traverse JSt, 9/4 Otter Tail SDM, DST, 9/10 Beltrami DJo. Late south 9/12 Jackson CMa, 9/18 Scott SL, 9/29 Ramsey RH.
2000Spring Seen in 24 south and 16 north counties in all regions. Arrived within two days of recent medians south and north. First reported 4/29 Swift OJ, then multiple arrivals over next several days. Early north 5/7 in three counties.
2000Summer Most reports since 1990. Observed in 46 counties as far northeast as St. Louis.
2000Fall Departure dates were comparable to recent medians. Late north in Aitkin and Clay on 9/3, then 9/12 St. Louis SLC. Only two south observations past mid-September: 9/19 Meeker CRM, 9/27 Ramsey SEL.
2001Spring Seen in 39 south and 21 north counties statewide. Daily arrivals south (median 5/1) starting 4/26 Dakota JJS and Freeborn AEB, 4/27–30 in seven counties. Early north 5/1 Kanabec CAM, 5/5 Aitkin WEN.
2001Summer Reported in 36 counties in all regions except Southwest.
2001Fall Several sightings near recent median north date (9/9), including 9/12 Todd JSK, SDu. One in Cook (10/21 BRL, 10/26 CRG, same bird?) exceeded latest north date by almost a month! Late south 9/26 Ramsey REH, 10/2 Houston FZL (ties third latest south).
2002Spring Seen in 30 south and 18 north counties. Arrived after medians south (4/30) and north (5/8). Early south 5/4 in seven counties, 5/5 Houston, Rice and Scott. Early north 5/12 Marshall JMJ, 5/14 Mille Lacs JJS.
2002Summer Most reports since 1987. Found in 50 counties statewide; new nesting record in Sherburne PLJ.
2002Fall High count 9/3 Chippewa (14) RBJ. Late north 9/1–2 Kittson, Polk, and Marshall, then only 9/7 Mahnomen JJS. Late south 9/15 Hennepin SLC, 9/21 Sherburne REH, 10/5 (third latest south date) Hennepin PEB.
2003Spring Observed in 33 south and 13 north counties. Early south (median 5/1) 5/3 Dakota JPM, Freeborn AEB and Hennepin DWK. Early north (median 5/8) 5/14 Otter Tail EJE, 5/15 Polk EEF.
2003Summer Reported in 45 counties statewide.
2003Fall Observed in 10 north and 17 south counties in all regions, but only Goodhue in Southeast. Late north 9/18 St. Louis SLF, 9/19 Clay DKn, GEN. Late south 9/16 Brown JSS, 9/20 Hennepin SLC.
2004Spring Multiple reports from every region, with first migrants within two days of median arrivals. Early south 4/29 Freeborn AEB, 4/30 Rice TFB and Goodhue BRL. Early north 5/8 Kanabec CAM, 5/9 Clay RHO and Todd JSK, SID.
2004Summer Reported in 45 counties statewide.
2004Fall North dates later than median departure (9/10): 9/11 St. Louis MTA, 9/19 St. Louis JWL, 10/19 Otter Tail JEB. Late south 9/14 Hennepin SLC, 9/18 Nicollet RMD (median 9/25).
2005Spring Reported from every region, though fewest observations in the Northeast. Early south 5/5 Waseca JJS, HHD, then five additional counties on 5/6. Early north 5/8 Otter Tail DTT, SMT, followed a week later by 5/15 Morrison HHD. High count 5/29 Houston (10 at Beaver Creek Valley S.P.) PHS.
2005Summer More reports than ever before: reported from 60 counties throughout state. (Previous record was 50 counties.)
2005Fall Also found in all regions. Late north 9/13 Beltrami BJU, 9/17 Clay BWF (median 9/9). Late south 9/16 Dakota JPM, 9/17 Le Sueur ChH, 9/19 Hennepin DWK.
2006Spring Reported from every region, though only St. Louis in the Northeast. Early south 4/30 Hennepin DWK and Olmsted LAV, then 5/3 in three additional counties. Early north 5/7 Otter Tail DTT, SMT, 5/8 Cass and Crow Wing.
2006Summer Found in 76 counties statewide.
2006Fall Late north 9/10 Pine JMP (same as median), then only 9/25 Douglas RBW. Late south 9/15 Sherburne and Swift, 9/16 Yellow Medicine RBJ, 9/25 Brown JSS (same as median).
2007Spring2249 Early south 4/24 (ties earliest date, no details) Chisago REH, 4/30 Rice TFB (median 5/1). Early north 5/2 Hubbard MAW, 5/3 Traverse RBW, 5/4 Otter Tail DTT also preceded recent median (5/8).
2007Summer2545 Reported statewide. New county nesting record for Todd JSK.
2007Fall1629 Late north 9/3 Roseau CRM, 9/7 Mille Lacs ASc, 9/22 St. Louis MCA (median 9/10). Late south 9/14 Stevens HHD, 9/15 Martin RBW, Waseca DAB, JWH, 9/16 Lyon DWK (median 9/25).
2008Spring2039 Early south (median 4/30) 5/1 Rice TFB, 5/2 Winona JOb, 5/6 Hennepin DWK, CMB, Wabasha LMS. Early north (median 5/8) 5/13Kanabec CAM, 5/14 St. Louis PHS.
2008Summer2238 Found statewide.
2008Fall1029 High count 8/24 Le Sueur (16) RBJ. Late north 9/4 Mille Lacs RBJ, DAC, 9/12 Morrison DMF, St. Louis (2) PHS, 9/18 Wilkin RBJ, DAC (median 9/10). Late south 9/20 Swift DBM, 9/21 Scott BAF (median 9/25).
2009Spring2245 Early south (median 4/30) 5/1 Carver RBJ, 5/2 Winona ASM, 5/4 Hennepin DWK, TAT, Rice TFB. Early north (median 5/8) 5/9 Douglas JPE, 5/15 Otter Tail DST, 5/16 Morrison FGo, St. Louis PRH, Wadena PJB. High counts 5/8 Hennepin (8) CMB, 5/28 Marshall (8) PHS, JMJ.
2009Summer2545 Reported statewide. High count 7/7 Hennepin (13, Westwood Hills N.C.) ALD. First county breeding record for Goodhue PaS.
2009Fall1125 High count 9/5 Hennepin (total of 10 from two locations) BAF. Late north 9/7 Marshall JCC, LS, St. Louis (3) PHS, 9/11 Aitkin RBJ, 9/14 St. Louis CRM (median 9/11). Late south 9/18 Carver JCy, 9/19 Pipestone DBM, 9/26 Hennepin DWK (median 9/25).
2010Spring2645 Early south 5/1 (median) Dakota PEJ, Kandiyohi JoS, Le Sueur RMD, Rice TFB, 5/2 Dakota CMB, Hennepin CMB, LS, Scott PEJ. Early north (median 5/8) 5/6 Mille Lacs ASci. High count 5/23 Dakota (8, Black Dog Nature Preserve S.N.A.) MDu.
2010Summer2346 Reported statewide. First county breeding records for Clay DPW, Douglas JPE, Otter Tail CBr.
2010Fall1028 Late north 9/12 Douglas JPE, 9/18 Douglas HHD, Grant HHD (median 9/12). Late south 9/13 Isanti LMS, CRM, 9/15 Hennepin SLC, 9/20 Fillmore CRM (median 9/25).
2011Spring2745 Early south (median 5/1) 5/1 Hennepin SLC, 5/5 Big Stone BJU, Hennepin DDo, 5/6 Hennepin DWK, Rice TFB. Early north (median 5/8) 5/7 Morrison FGo, 5/9 Grant, Todd RAE, 5/11 Kanabec MHe. High count 5/15 Hennepin (11, Veteran's Memorial Park, Richfield) SBM.
2011Summer2950Found throughout state. High count 6/2 Anoka (14, Carlos Avery W.M.A.) SBM.
2011Fall1237 Late north 9/7 St. Louis JLK, 9/8 Otter Tail DST, 9/9 Douglas JPE (median 9/12). Late south 9/25 Carver (Carver P.R.) JCy, McLeod PRH (median 9/25).
2012Spring2948 Early south (median 5/1) 4/29 Winona DBz, JWH, 4/30 Winona ANy, 5/1 Fillmore CWG, Hennepin m.ob., Houston KCa. Early north (median 5/8) 5/5 Douglas JPE, Morrison MJB, Otter Tail DST, 5/6 Traverse DBz. High counts 5/10 Anoka (10) TLo, 5/13 Hennepin (10, Clifton French R.P.) ACr, 5/31 Hennepin (10, Westwood Hills N.C.) HCT.
2012Summer3251 Found in all counties except Carlton, Lake, Mower, Stevens. High count 6/13 Goodhue (20, Prairie Island) GJM. First county breeding records for Waseca PCo, Watonwan AnK, Wilkin CCa.
2012Fall2143 High counts 8/31 Dakota (13, Fort Snelling S.P.) MaB, 8/21 Carver (7, Rapids Lake Unit, Minnesota Valley N.W.R.) JCy. 9/11 Cook RSt, 9/13 St. Louis LMS, CRM, ALo (median 9/12). Late south 9/25 Anoka CKB, 9/26 Lyon GWe, 9/29 Hennepin RBJ (median 9/25).
2013Spring1945 Early south (median 5/1) 4/30 Houston SHo, 5/1 Houston ANy, 5/5 Hennepin DMI. Early north (median 5/8) 5/13 Polk SAu, 5/15 Grant WCM, 5/16 Itasca SC, 5/17 Becker DBM, Clay RHO, Mahnomen CAB. High counts 5/15 Hennepin (8) CMB, 5/16 Carver (8) JCy.
2013Summer3253 Found in every county except Carlton, Koochiching, Murray. First county breeding records from Sibley BAS, Wabasha ScM. High count 6/8 Hennepin (9, Crow-Hassan P.R.) TLo.
2013Fall2331 High count 8/1 Carver (8) JCy. Late north reports after the 9/12 median: 9/15 Clay MO, 9/20 Douglas JPE. Late south 9/22 Ramsey RZi, 9/26 Hennepin GJa, 9/29 Martin JWH, BWF (median 9/25).
2014Spring2548Early south (median 5/1) 4/30 Mower AHk, 5/3 Hennepin RCB. Early north (median 5/8) 5/10 Morrison JFR, MEm, 5/15 Morrison HCT, PEB, 5/17 Becker CoN, ClN, Mille Lacs HCT, PEB. High count 5/21 Hennepin (8, Veterans Memorial Park) DSp.
2014Summer2848Reported throughout state. High counts 6/4 Goodhue (32, Prairie Island, Lower Island Conservation Area) GJM, 7/9 Clay (19, Buffalo River S.P.) RSh.
2014Fall2440 High count 8/14 Ramsey (12, Vadnais Lake) TTh. Late north 9/20 Becker ShG, HeH, Beltrami DPJ, 9/21 Beltrami DPJ, 9/22 Beltrami DPJ (median 9/12). Late south 9/27 Dakota DVe, 10/2 Carver JCy (median 9/25).
2015Spring2851 Early south (median 5/1) 5/2 Rice DAB, followed by 5/3 reports from Fillmore, Hennepin, McLeod, Olmsted, Ramsey, Washington. Early north (median 5/8) 5/7 Morrison MJB, 5/8 Itasca SC, 5/9 Clay RHO, Douglas JPE, Mille Lacs KMa. High counts 5/17 Hennepin (15, Wood Lake N.C.) ACr, 5/21 Lyon (12, Marshall Wayside Rest Park) RJS.
2015Summer3151 Reported from all counties except Cook, Koochiching, Lincoln, Mower, Norman. High count 6/16 Marshall (20) AXH.
2015Fall2241 High count 9/4 Waseca (7) PSu. Late north 9/8 Douglas RAE, Grant CNn, Todd RAE, 9/9 Otter Tail DBi (median 9/14). Late south 9/24 Hennepin DVe, 9/26 Washington JEc, 9/27 Washington GJa (median 9/25).
2016Spring3051 Early south (median 5/1) 5/2 Kandiyohi JWd, 5/2–4 Hennepin (Veterans Memorial Park, Richfield) CMB, m.ob., 5/4 Dakota AlF, Lyon GWe. Early north (median 5/8) 5/8 Cass DAY, 5/10–11 Beltrami DPJ, 5/11 Crow Wing ABi, Itasca SC, Kittson LSm, Traverse ANy. High counts 5/16 Hennepin (25, Westwood Hills N.C.) ASu, 5/14 Hennepin (16, Westwood Hills N.C.) ASu, 5/20 Ramsey (16, Crosby Farm R.P.) DAd.
2016Summer3251 Reported from every county except Becker, Faribault, Redwood, Wilkin.
2016Fall2341 High counts 8/31 Hennepin (10, Medicine Lake peninsula) JnS, 9/7 Kandiyohi (9) JeC. Late north 9/9 Beltrami HHD, 9/12 Otter Tail DBi, 9/18 Pine LEv (median 9/14). Late south 9/21 Kandiyohi (5) JeC, 9/23 Carver JCy, 9/27 Carver (2) JCy (median 9/25).
2017Spring2852 Early south (median 5/1) 4/28 Carver ANy, 5/2 Stearns CMy, 5/5 Scott TSk, BrT. Early north (median 5/8) 5/8 Crow Wing EGa, 5/11 Cass EGa, Crow Wing EGa, Douglas JPE. High counts 5/14 Ramsey (18, Crosby Farm R.P.) JEd, DTr, 5/17 Hennepin (16, Bass Lake Preserve) SKS.
2017Summer3351 Reported from every county except Hubbard, Nobles, Sibley.
2017Fall2248 High count 8/23 Hennepin (8, Westwood Hills N.C.) FFa, ASu. Late north 9/11 Becker HeH, ShG, Beltrami DPJ, Clay HeH, ShG, St. Louis AKO, and then a record-late individual 10/28–29 Lake (Knife River) ph. ANy, m.ob. (median 9/17). Late south 9/19 Pope HHD, 9/26 Hennepin (Nine Mile Creek) MCo, SCo, JCm, 9/27 Hennepin (Veterans Memorial Park) SBM (median 9/25).
2018Spring2951 Early south (median 5/1) 4/26 Waseca JSP, 4/30 Hennepin ebd, 5/1 Hennepin CMB. Early north (median 5/8) 5/1 Crow Wing FGo, 5/7 Traverse HCT, 5/11 Todd JLK. High counts 5/8 Hennepin (18, Westwood Hills N.C.) ASu, 5/20 Clay (15, Felton Prairie) ASu.
2018Summer3349 Reported from all counties except Dodge, Jackson, Mower, Murray, Pennington.
2018Fall2848 High counts 8/29 Hennepin (12, Westwood Hills N.C.) ASu, 9/8 Hennepin (11, Wood Lake N.C.) LAi. Late north 9/13 St. Louis (H.R.N.R.) JPR, 9/15 Cook MWS, 9/22 St. Louis (Western Waterfront Trail) ebd (median 9/17). Late south 9/26 Anoka ebd, Washington JDS, 9/27 Hennepin CMB, 10/6 Lac qui Parle DLP (median 9/26).
2019Spring2751 Early south (median 5/1) 5/4 Carver JTg, Lyon ebd, then 5/5 in Blue Earth, Dakota, Fillmore, Goodhue, Hennepin, Wright, Yellow Medicine. Early north (median 5/8) 5/7 Morrison AJF, 5/14 Clay ebd, Douglas BEc, Pine KrM, Todd SDi. High count 5/14 Hennepin (18, Wood Lake N.C.) ASu.
2019Summer3353 Found in every county except Koochiching. High counts 6/8 Hennepin (19, Lake Nokomis) MAK, 6/5 Hennepin (14, Wood Lake N.C.) BAF. First county breeding record: 7/29 Pipestone ChA.
2019Fall2147 High counts 8/19 Houston (12, Sheperd’s Marsh) ToM, 9/2 Lyon (7, Garvin C.P.) GWe. Late north 9/8 Clay MO, 9/9 St. Louis SDz, 9/10 Becker HeH, 9/19 Pine ebd (median 9/18). Late south 9/24 Hennepin VWe, Nicollet RZi, Rice NiR, Steele PSu, 9/27 Blue Earth STa, Freeborn ebd.
2020Spring2951 Early south (median 5/1) 4/30 Brown MiO, Dakota AJF, Hennepin, Houston KEm, Ramsey ebd, 5/1 also in Lac qui Parle, Rice. Early north (median 5/8) 5/5 Todd RLF, REn, 5/11 Douglas ToR, 5/13 Pine SBE. High counts 5/20 Hennepin (14) CMB, 5/23 Hennepin (14, Wood Lake N.C.) ebd.
2020Summer3353 Found in every county except Cook. High count 6/9 Hennepin (18, Old Cedar Ave. Bridge) LAi. First county breeding record 7/30 Kandiyohi BHo.
2020Fall2449 High counts 9/5 Hennepin (11, Wood Lake N.C.) ebd, 8/26 Hennepin (8, Fort Snelling S.P.) BAF, 9/8 Lyon (8, Southwest Minnesota State University) GWe. Late north 9/16 St. Louis ASu, EzH, 9/18 Mille Lacs LMc, 9/22 St. Louis JPR (median 9/18). Late south 9/23 Anoka ebd, Goodhue PEJ, 9/24 Scott BHe, 9/27 Ramsey ebd (median 9/27).
2021Spring3353 Early south (median 5/1) 4/29 Dakota ebd, 5/1 Anoka DGu, Dakota ANy, Goodhue PEJ, Hennepin (six locations) m.ob., Olmsted LAV, Ramsey DnS, CHi, Scott BAb, Winona ToM. Early north (median 5/8) 5/8 Otter Tail JsS, 5/9 Clay ebd, 5/12 Beltrami AxB. High counts 5/16 Hennepin (15) ClB, 5/20 Hennepin (15, Minnesota Valley N.W.R., Bass Ponds) MaS, 5/22 Ramsey (15, Lake Phalen) KSi, 5/23 Goodhue (15, Frontenac S.P.) BLz.
2021Summer3353 Found in every county except Wadena. High counts of 14 in 3 Hennepin and 1 Ramsey locations during June. First county breeding records: 7/24 Kittson SAu, 6/19 Washington JEc.
2021Fall2052 High counts 8/31 Big Stone (21, new fall high, Big Stone Lake S.P.) WCM, 8/30 Traverse (14) ANy. Late north 9/14 Clay ebd, 9/18 Morrison HHD, 9/24 Otter Tail ebd (median 9/18), Late south 9/26 Benton DOr, Dakota JDv, 9/27 Ramsey JDv, LiH (median 9/27).
 
 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.