Seasonal Report Archive for The Loon - Martins, Swallows 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: Martins, Swallows
Bank Swallow
Tree Swallow
Violet-green Swallow
Northern Rough-winged Swallow
Purple Martin
Barn Swallow
Cliff Swallow

Purple Martin(Progne subis)
YearSeasonNS
1930SummerMartins began building in a colony watched by Msrius Morse at Robbinsdale on,May 4th. The last young to leave their nests in this colony departed on July.30th. The writer saw young out of their nests at Blackduck on June 24th. other colonies were reported from Ninneapolis, Shakopee, St. Paul, Frontenac, Deer River, and Big Sandy Lake0
1931Summer11any colonies reported by nost observers. On June 4th nests contained from 1 -4 eggs (R. Woolsey).
1932SummerMany eolonies were see~n. Mors~ observed Martins gathering nesting material on May 12t.h,. tf11d Swedenborg saw a female feeding young in the nest as lat,e as July 30th, j ~· \
1933Summer Six breeding records obtained, Morse found the contents of a nest at Robbinsdale to be 3 eggs on June 4th. Several nests with young were exanined, and young out of the nest are reported by Morse for July 17th,
1934Summer Hiemenz noted martins building on May 4th at st, Cloud, but it was not until June 22nd that Hanson investigated a nest at Lake vBnni• bigoshish ru1c1 found it to:,lconta.in 3 eggs.. No eo.rlier r.ecor,ds of occupied nests were reported. Hiemcnz and Hanson. oach 1reported several nests found in dead stumps sticking out of' the water. The latest nest of tho season was found by Jdm ·Huseby near Mille LD.es on August 3rd, when it contained young birds. · Thq Flicker, 1934-.Po 44
1935Summer Strnngely enough, the members of the Bird Club send in the fewest reports for the commonest species. This year the number of Holbo<:..ll1 s Grobe records is the same as tho combined records of English Sparrow, American Crow and Martin. In order to include the :V.18l'tin in this nesting articlB, the writer had to furnish the only reoord by thii'lJdng back to Hay ;?.5th 1/1hen he and the rest of the Bird Club saw but did not inv0stigate several occupied r~tin houses at ~rontenac.
1936Summer A good number of nests o:f this species 1..rere reportoc1. On Hay 28th a nest at Itasca State Park containing eggs wos discovered by Ken Carlander. A. C. Rosenwinkel saw young ready to fly at Giese on July 10th. Nests containing young were reported by Kenneth Car lander for July 21st.
1937SummerOn June 3 Mrs. C. E. Peterson saw martins carrying nest­ing material, at Madison, Minn. Rysgaard saw martins building at Sturgeon Lake on June 10.
1938SummerOn May 5 26 martins began carrying nesting materials to a box provided at White Bear Lake by R. M. Berrhel. On July 2 Gus Swanson saw many nests, one with 5 eggs; the nests were among the rocks of Spirit Island, Mille Lacs. At Lake Vermillion, Prosser and Swedenborg saw martins incubating on June 5; young awing were being fed on July 17.
1940SummerK. Carlander found a nest with young on July I3, at Lake of the Woods. Several martin houses were occupied at Renville on May 30.
1943SummerJune 24, eggs and young, Leech Lake. K. Carlander.
1944Summer13. June 19, eight nests with eggs and young ; July 2, five nests with young; St. Paul, Hofstead.
1945SummerYoung in nest house, Hennepin Co., June 18, Don and Eldeen Jacobs.
1961SummerForest Strnad found two nests with young at Kasson on 1 and 6 July and two other nests with young at Frontenac, Goodhue County on 10 July. JAYS, CROWS, CHICKADEES:
1962SpringApril 11 Ramsey Co., A. C. Rosenwinkel; April 15 Winona, Hiawatha Valley Bird Club; April 24 Duluth, Janet C. Green.
1962SummerJune 17, Chisholm, St. Louis Co., nests in martin house, Harriet Micensky; Winona, no dates, 17 nests, Sanford Tyler; 10 and 16 nests, Francis Voelker; Homer, no date, 10 nests, Mr. and Mrs. Rihs.
1963SummerHennepin Co., Minneapolis, 3 pr in house, R. B. Janssen. Ramsey Co., Bald Eagle Lake, several houses in use, Elizabeth Campbell. Winona Co., Winona, 17 pr brought off 48y, gone by July 29, Ted Glubka. 20 pr brought off lOy, mid-July, the Sanford Tylers. 4 pr brought off 5y, mid· July, Mrs. George Collins. 12 pr brought off 15y, early July, John Reinhard. Homer, 16 pr brought off 15-20y, early July, Eunice Rihs. Stockton, June 9, 1 male, 8 females, but no nesting took place, K. Lipsohn.
1963Falllatest, Oct. 4, Washington Co., W. R. Pieper.
1964Spring4-8 Stearns Co, RPR; 4-10 Douglas Co, MVS; 4-11 Nicollet Co, RBJ; 4-11 Chisholm, FS; 4-11 Ramsey Co, BL, ACR; 4-15 Wright Co, EC; 4-16 Crow Wing Co, MSB; 4-16 Rochester, JPF; 4-18 Marshall Co, DLO; 4-20 Ramsey Co, ELC; 4-21 Hennepin Co, MAS; 4-22 Cass Co, JAM; 4-24 Anoka Co, LJ; 4-24 Warroad, JR.
1964Summerbreeding Ramsey (ELC), St. Louis (RLH), Crow Wing (MSB, TEM), Winona (GD), Hubbard (LWJ) and Roseau (PEB) Counties; also Fargo-Moorhead, EGA.
1964Fall9-7 Mpls, RBJ; 9-14, 10-3 Washington Co, ACR.
1965Springearliest 4-7 Winona, KK and Willmar, VFO.
1965Falllatest 9-30 St. Paul, TKS and 10-2 Dakota Co, RBJ.
1966Springearliest 3-29 Collegeville, RPR; 3-31 Minneapolis, MHM; 4-3 Faribault, OAR.
1966Summernested in Wabasha, Washington and Cottonwood Co's; also reported from Lake, Beltrami, Hubbard, Stearns, Roseau, Ramsey, Morrison, Crow Wing, Goodhue. St. Louis, Pope, Wright Hennepin, Stevens, Clay, Rice and Nobles Co's.
1966FallLatest 9-29 Cottonwood Co., LAF; 10-1 Stearns Co., RPR; 10-6 Washington Co., WWL.
1967Springearly 4-4 Rice Co., OAR and Winona Co., FV/ HVBC; 4-5 Cottonwood Co., LAF and Anoka Co., WHL; 4-7 Wabasha Co., DGM.
1967Summernested Hubbard, Lyon, Ramsey, Aitkin Co's. and Fargo-Moorhead; also reported from St. Louis, Hennepin, Nobles, Goodhue, Beltrami, Wabasha, Pope, Morrison, Crow Wing, Cottonwood, Stevens, Big Stone, Traverse, Lac qui Parle, Washington Co's.
1967Fall latest 9-1 7 Washington Co., WWL; 9-26 Fargo-Moorhead, EGA; 10-7, 10-19 Anoka Co., DS.
1968Spring early 3-24 Hennepin Co., RLH; 3-25 Ramsey Co., WWL (both exceptional); 4-7 Olmsted Co., AFR; 4-9 Rice Co., OAR, Wabasha Co., DGM and Anoka Co., WHL; 4-13 Cottonwood Co., LAF, Wright Co., EHD.
1968Summer nested in Mille Lacs, Rice, Stearns, Lyon, Hubbard, Cottonwood Co's; also reported from Wright, Clearwater, Pine, Blue Earth, Washington, Crow Wing, Carlton, Sibley, Becker, Nobles, Morrison, Wabasha, Carver, Hennepin, Pope, Anoka, Winona Co's.
1968Fall8-18 Ramsey 1500 RJC; 8-25 Wright 400 + ETS; latest 9-21 Ramsey MO; 9-21 Watonwan DMF.
1969Spring4-7 Wabasha Co., DWM; 4-9 Olmsted Co., BT;.4-12 Mille Lacs Co., MI; 4-13 (40) Wmona Co., BT; 4-21 Kanr~bec Co., RHJ; 5-3 (20) Wright Co., EIS.
1969Summernested in Wright and Wabasha Co's; also reported by numerous observers throughout the state.
1969Fall8-18 Wright 100+ ETS; 8-28 Cottonwood 23 LAF; 9-4 Mille Lacs MI· 9-6 Duluth TH; 9-23 Hennepin VL; '10-10 Hennepin ETS.
1970Springearly south 4-5 Wright EH; 4-7 Wabasha WDM and Lyon HK; early north 4-10 St. Louis NH; 4-11 Crow Wing j B.
1970Falllate north 9-17 Crow Wing JB; 9-20 Mille Lacs Ml; late south 9-17 Washington WL; 9-18 Hennepin PF; 9-20 Hennepin VL.
1971Springearly south 3-31 Cottonwood LF; 4-7 Lyon HK; 4-10 Hennepin WDM and Lyon PE; early north 4-13 Crow Wing JB; 4-16 St. Louis NJH.
1971Summernested in Wright, Hennepin, Cass, Ramsey, Cottonwood, Rice and Pope; also reported from 21 other counties.
1971Falllate south 9-14 Olmsted; 9-25 Wright; 10-12 Hennepin; late north 9-14 Ottertail; 9-30 Crow Wing.
1972Summerbreeding card from Wright, nesting reported in 8 others; seen in 24 other counties.
1973Summer Seen in 34 counties.
1973Fall Reported from ten counties. Peak 8-19 St. Louis (1000) (JCG).
1974Spring Early south 3-31 Cottonwood RBD LR; 4-2 Le Sueur GR; early north 4-7 Becker TRS; 4-9 Crow Wing TS.
1974Summer Nested in Stearns, Hennepin, Le Sueur, Cottonwood, Chippewa, Murray; also reported from 35 other counties.
1974Fall Late north 9-14 Mille Lacs MI, Duluth JG, Clay KBZ; late south 9-15 Cottonwood LF, Wabasha WDM.
1975Summer Nested in Hubbard, Cass, Mille Lacs, Lac qui Parle, Cottonwood, Hennepin and Ramsey; also reported from 29 other counties.
1975Falllate north 9-7 Marshall SV; 9-12 Clay LCF; late south 9-12 Goodhue CF; 9-15 Hennepin ES, OJ; 9-20 Anoka DGW.
1976Spring Early south 3 reports on 4-4; early north 4-7, 4-15 St. Louis NJH; 4-10 Mille Lacs MI; 4-13 Crow Wing JB and Otter Tail NJ.
1976Summernested in Becker, Hubbard, Cass, Itasca, Pope, Lac qui Parle, Lincoln, Cottonwood and Wright; also reported from 30 other counties.
1976Fall late north 9-5 Duluth, 9-12 Clay; late south 9-10 Lac qui Parle, 9-12 Hennepin.
1977Spring Early south 3-31 Hennepin PF, OJ; 4-2 Houston RJ; 4-3 Cottonwood RG; early north 4-9 Crow Wing TS and Otter Tail GO; 4-10, 4-16 Otter Tail SM, BE.
1977Summer Nested in Roseau, Lake of the Woods, Lac qui Parle, Swift, Pope, Cottonwood, Rock, Isanti, Anoka and Olmsted; also reported from 25 other counties throughout the state.
1977Fall Late south 10-15 Washington (DS).
1978Summer Breeding reported from Stearns, Isanti, Olmsted and Beltrami; also seen throughout the state.
1978Fall Late north 9-17 St. Louis OJ and RJ, Clay LCF; late south 9-12 Mountain Lake RG, 9-23 Washington DGW.
1979Spring Early south 3-31 Wabasha DWM, 4-8 Rice OR; early north 4-7 Otter Tail GMO, 4-8 Wilkin SM.
1979Summer Breeding reported from Clay, Crow Wing, Lac qui Parle, Rock, Hennepin, Olmsted; also seen throughout the state.
1979Fall Late north 9-21 Clay LCF, 10-5 Clay DS; late south 9-8 Olmsted JF, 9-19 Olmsted JSD.
1980Spring Early south 4-5 Wabasha WDM, Murray AD; early north 4-10 Cook TB Otter Tail SM. ' Gra'y Jay Reports from Aitkin, Beltrami, Cook, Itasca, Lake, Lake of the Woods and St. Louis counties.
1980Summer Breding reported from Washington, Stearns, Anoka, Olmsted; seen also throughout the state.
1980Fall Late north 9-13 St. Louis BDC, 9-14 Clay LCF, 9-20 Cass RJ; peak 8-31 Otter Tail DS (2,500); late south 9-15 Redwood LJF, 9-17 Anoka JLH, Hennepin SC, 9-26 Olmsted JEB.
1981Spring Early south 3-8 Cottonwood LAF, 4-1 Dakota JD, 4-4 Wright DCF; early north 4-10 Crow Wing TS, 4-12 Otter Tail GMO, 4-15 Pennington KSS, Beltrami JC. Gra,y Jay Permanent resident reported from nine north counties.
1981Summer Breeding data from Lake of the Woods, Itasca, LeSueur. Seen throughout the state.
1981Fall Late north 9-1 St. Louis KE, 9-7 Beltrami AS, 9-11 Douglas KL, 9-23 Clay LCF; late south 9-4 Hennepin SC, 9-7 Washington WL, 9-30 Anoka KL, 10-3 DS. There were many reports from Winona 8-8 to 8-24 with a peak of 30,000 on 8-14.
1982Spring Early south 4-1 Olmsted JEB, 4-4 Rice RJ, 4-10 Stearns NH, 4-13 Wabasha DWM, Lyon HK; early north 4-13 Pennington KSS, 4-14 Otter Tail SDM, Crow Wing 4-14 SE, 4-15 TS, 4-15 Beltrami AS, JSP, 4-16 Aitkin JB, 4-18 Clay LCF.
1982Summer Breeding data from Hubbard, LeSueur, Olmsted. Seen throughout the state.
1982Fall Late north 9/5 Clearwater AB, 9/l 0 Cook KMH, 9/12 St. Louis LE. Clay LCF; late south 9/5 Olmsted RE, 9/l 0 Nicollet JCF, 9/12 Washington OS, 10/4 Hennepin VL.
1983Spring Early south 4/16 Dakota DZIMC, Stearns NH, 4/18 Lyon FAE, Anoka SC, 4/19 Mower RRK; early north 4/10 Pennington KSS, 4/18 Otter Tail GMO, 4/20 Lake of the Woods TW, Becker TNWR, Mille Lacs MLWMA.
1983Summer Breeding data from Steams, Lake of the Woods, LeSueur. Seen throughout the state.
1983Fall Late north 9/7 Wadena RJ, 9/10 Pennington KSS, 9/24 Wadena AB, DB ; late south 9/15 Hennepin SC, 9/29 Olmsted JEB, 10/2 Washington OS.
1984Spring Early south 5/8 Anoka JH, 4/ I 0 Hennepin AJo, VL, 4/11 Mower RRK, DGS, Wabasha WDM, 4/12 Renville FKS; early north 4/9 Becker WL, Otter Tail 4/14 GMO, 4/19 SDM, 4/21 Aitkin WN, 4/22 Beltrami AB.
1984Summernested in Lake of the Woods, Beltrami, Clay and Ramsey; also seen in 45 other counties.
1984Fall Late north 9/1 Pennington KSS, 9/6 Traverse RJ, 9/9 Clay LCF; late south 9/12 Hennepin VL, 9/27 Olmsted PP, 9/30 Pipestone JPa.
1985Spring Early south 4/6 Cottonwood WH, 4/9 Olmsted JEB, 4/11 Washington WL, Wabasha WDM, 4/12 Dakota JP/AM; early north 4/17 Otter Tail SDM, 4/20 Aitkin WN, Mille Lacs KC, 4/21 Pine AB, DB, 4/23 St. Louis KE.
1985Summer Nested in Lake (NH), Clearwater, Stearns, Dakota (Rho), Rice, Faribault (KWB), Nobles, Pipestone; probable nesting in Crow Wing. Also seen in 34 other counties throughout the state.
1985Fall Late north 9/7 Aitkin WN, 9/22 Clay LCF; late south 9/15 Washington OJ, 9/24 Hennepin SC, 9/22 Dakota JD.
1986Spring Early south 4/3 Winona EMF, Fillmore AMP, 4/5 Blue Earth RJ, 4/6 Mower RRK, Benton DOISS, 4/7 Cottonwood ED; early north 4/11 Otter Tail SDM, 4!l3 Aitkin WN, 4/20 Becker MBW.
1986Summer Nested in Lake of the Woods, Clay, Washington, Dakota, Rice. Also seen in 49 other counties throughout the state.
1986Fall Late north 9/1 Wadena AB, 9/9 Wadena AB, 9/9 Clay LCF; late south 9/8 Olmsted PP, 9/20 Murray ND, 9/20 Washington DS.
1987Spring Early south 4/7 Murray NO and Wabasha WDM, 4/8 Olmsted RSE, 4/11 Lincoln AB and Hennepin SC, GP; early north 4/9 Otter Tail SDM, 4/17 Pine RG, 4/18 Duluth KE.
1987Summer Nested in Lake of the Woods, Clay, Becker, Dakota; probable nesting Cottonwood, Le Sueur. Also seen in 48 other counties in all regions but only St. Louis in the northeast.
1987Fall Late north 8/31 Aitkin IT, 9/26 Clay LCF; late south 9/4 Murray ND, 9/6 Freeborn RJ and Washington DS, 9/21 Mower RRK.
1988Spring Early south 3/22 Steams JMa, 3/28 Lyon HK; early north 4/7 OtterTail SDM, 4/9 Clay SKS.
1988Summer Nested in Crow Wing, Todd (PH), Cottonwood, LeSueur, Freeborn (NH). Seen in 52 other counties statewide but only St. Louis in northeast.
1988Fall Late north 9/3 Clay LCF, 9/29 Todd PH; late south 9/2 Hennepin SC, 9/5 Olmsted BSE, 9/15 Cottonwood BF.
1989Spring Early south 4/1 Fillmore AP, RJ, 4/3 Rice OR, 4/8 Redwood AP; early north 4/16 Mille Lacs AB, 4/17 Otter Tail SDM, 4/21 Becker BK and Beltrami DJ.
1989Summer Nested in Todd, Lac qui Parle, Hennepin, Le Sueur; probable nesting in Becker. Seen in 47 other counties statewide.
1989Fall Late north 8/25 Becker DZ, 9/16 Todd PH, 9/17 Wadena AB; late south 9/6 Anoka SC and Washington WL, 9/7 Pipestone ND, JP, 9/19 Mower AP.
1990Spring Early south 3/28 Lyon HK, 4/4 Cottonwood ED and Goodhue RJ, 4/9 Pipestone JP; early north 4/17 Aitkin WN, 4/19 Otter Tail SDM, 4/20 St. Louis PS.
1990Summer Nested in Olmsted; probable nesting in Clearwater, Becker, Otter Tail, Pope, Le Sueur. Seen in 44 other counties statewide.
1990Fall Late north 8/24 Lake of the Woods AB, 9/5 Clay LCF, 9/8 Otter Tail MO; late south 8/26 Lac qui Parle CMB, 9/1 Pipestone JP, 9/11 Washington DS.
1991Spring Early south 4/5 Cottonwood ED and Fillmore GMD, 4/12 Wabasha DWM; early north 4/6 (earliest date on record) Todd KB, 4/17 Mille Lacs PS, 4/21 ltascaTS, OtterTail SDM and Pennington KSS.
1991Summer Fewer reports than in past five years. Nested in Lake of the Woods, Crow Wing; probable nesting in five counties. Seen in 35 other counties in all regions except northeast.
1991Fall Late north 9/4 Moorhead, Clay Co. (several thousand migrating at dusk) SDM, 9/5 Pine BB, 9/8 Aitkin WN and Clay LCF; late south 9/6 Pipestone JP, 9/12 Washington WL, 9/14 Nobles RJ.
1992Spring Early south 4/2 Cottonwood ED, 4/5 Goodhue KB and Murray ND, 4/16 Brown JS; early north 4/9 Koochiching GM, 4/15 Beltrami DJ and Grant SDM, 4/17 Pennington MCBS and Roseau NJ.
1992Summer Relatively few reports for second consecutive year. Nested in Crow Wing, Washington, Le Sueur; probable nesting in Murray, Cottonwood. Seen in 38 other counties statewide.
1992Fall Late north 8/10 Polk AB, 8/16 Morrison RB, 9/17 Clay MO; late south 9/8 Kandiyohi CJ, 9/12 Washington WL, 9/15 Hennepin KR.
1993Spring Early south 4/10 Rice TB and Rock RJ, 4/18 Kandiyohi DN, 4/21 Murray ND. Early north 4/16 Becker BK, 4/19 Koochiching GM, 4/24 Aitkin WN.
1993Summer Reports down for third straight year. Nested in Crow Wing, Dakota; probable nesting in Washington, Cottonwood. Seen in 37 additional counties statewide.
1993Fall Late north 8/22 Aitkin WN, 8/28 Becker KSS, 9/1 Clay LCF. Late south 8/30 Ramsey KB, 9/2 Pipestone JP, 9/3 Hennepin SC.
1994Spring Early south 4/10 Lyon HK, 4/14 Cottonwood ED, Rice TB and WAshington DN, 4/15 Kandiyohi CJ; early north 4/14 Aitkin WN, 4/16 Otter Tail SDM, 4/17 Todd AB.
1994Summer Reports down considerably; number of counties with observations is half that of 1988. Nested in Wabasha (The Loon 66:215), Washington; probable nesting in Otter Tail, Cass, Crow Wing, Kandiyohi. Seen in 23 other counties throughout state.
1994Fall Late north 8/22 Clearwater AB, 8/23 Lake of the Woods RJ, 8/24 Kanabec CM. Late south 8/11 Winona CS, 8/28 Dakota TT, 8/31 Wright DN.
1995Spring Early south 4/8 Wabasha BL, 4/14 Cottonwood ED, 4/15 Anoka SC, Dakota TT and Swift DO; early north 4/15 Becker BBe, 4/21 Aitkin CB and Otter Tail SDM.
1995Summer Reports up, compared to last year's sharp drop. Nested in six counties including Winona HVA; probable nesting in Wadena. Seen in 33 additional counties statewide.
1995Fall Late north 8/28 Clay MN, 9/4 Aitkin WN, 9/8 Kanabec CM. Late south 9/3 Washington DN, 9/4 Goodhue RO, 9/5 Washington DN. MN reports at least 5,000 in Clay on 8/10.
1996Spring Early south 4/11 Cottonwood ED, 4/12 Freeborn ABa, 4/13 Martin BBo. Early north 4/17 Becker BBe, 4/18 Otter Tail SDM, 4/22 Aitkin CB.
1996Summer Probable nesting in six counties; seen in 37 additional counties statewide.
1996Fall Late north 9/2 Clay MRN, 9/6 Roseau KB, 9/22 St. Louis TW. Late south 8/19 Lyon (480) TT, 9/7 Washington DN. High count 8/15 Clay (>1,200) MRN.
1997Spring Early south 4/13 Cottonwood ED, 4/19 Kandiyohi RJF and Freeborn ABa. Early north 4/20 Aitkin WN, 4/21 Becker BBe, 4/25 Aitkin PJ.
1997Summer Observed in 48 counties statewide; probable breeding in Aitkin, Crow Wing, Washington.
1997Fall Late north 9/1 Wadena PBi, 9/6 Clay (2) GN. Late south 9/14 Hennepin TT.
1998Spring Early south 4/3 Dakota DBS, 4/12 Washington DN, 4/13 Goodhue (2) BL. Early north 4/11 Aitkin CMG, 4/12 Becker BBe, CB, 4/19 Otter Tail GB.
1998Summer Reported in 44 counties statewide; probable nesting in 11 counties.
1998Fall Late north 9/7 Clay (50) RO, 9/7 Aitkin WN, 9/12 Wadena PBi. Peak count 9/5 Washington (100+) DN. Late south 9/16 Lyon RgS, 10/3 Anoka DS.
1999Spring Reported up to one week earlier than the recent median arrival dates south (4/5) and north (4/14). Early south 3/31 Dakota KB, 4/4 Pope RgS, 4/7 McLeod RbS. Early north 4/7 Aitkin CMG, 4/17 Aitkin CB, WN, 4/24 Otter Tail DST. None were seen by SC all season and reported as scarce by RJ.
1999Summer Reported in a total of 38 counties statewide; new nesting record in Aitkin WN.
1999Fall Departed about one week early, north and south. Late north 8/29 Wadena PBi, 9/2 Beltrami DJo, 9/5 St. Louis (19) FN. Late south 8/30 Brown JSp and Meeker DF, 9/6 Steele JSt, 9/11 Jackson CMa.
2000Spring Seen in 24 south and 15 north counties statewide. One early arrival (recent median 4/4) 3/23 Washington PHe, then no south reports until 4/8, 4/9. Early north (recent median 4/13) 4/8 Otter Tail SDM, then 4/9, 4/11.
2000Summer Seen in 47 counties statewide; new nesting record in Douglas REH.
2000Fall Observed in 10 north counties in August, then only 9/9 Aitkin WEN. Late south 9/9 Blue Earth LWF, Houston FZL, and Washington DFN.
2001Spring Seen in 32 south and 18 north counties statewide. Arrived on time. Early south 4/4 Dakota KJB, then daily arrivals 4/8–13. Early north 4/11 Douglas REH, 4/14 Becker BAB.
2001Summer Seen in 37 counties statewide.
2001Fall Reported from six north counties until 8/10, then only 9/2 Wadena PJB, 9/6 Polk EEF. Many south reports through first week of September, then only 9/11 Lyon RJS, 9/20 Meeker DMF. High count 8/25 Wright (60) DJF.
2002Spring Reported from 29 south and 16 north counties. Early south 4/7 Dakota KJB, 4/8 Freeborn AEB. Early north 4/12 Todd JSK, 4/13 Douglas REH.
2002Summer Observed in 45 counties statewide.
2002Fall High counts 8/23 Stearns (50) DCT, MAJ, 8/28 Jackson (92) KJB. Late north 8/23 Douglas REH, 8/30 Wadena PJB, 9/1 Kittson CRM, SWe (median 9/9). Late south 9/3 Rice TFB, 9/4 Dakota ADS, 10/3 Washington PEB (median 9/14).
2003Spring Late arrival. Reported from 25 south and 16 north counties in all regions. Early south (median 4/5) 4/14 Brown JSS, Dakota KJB and Freeborn AEB. Early north (median 4/12) 4/18 Otter Tail PCC, 4/25 Mille Lacs PEJ, 4/26 Polk EEF.
2003Summer Seen in 36 counties statewide.
2003Fall Observed in 8 north and 15 south counties in all regions except the Northeast. Departed about one week earlier than recent medians north (9/9) and south (9/15). Late north (only September report) 9/1 Marshall JJS. Late south (only September report) 9/9 Benton CRM.
2004Spring Found in 18 north and 27 south counties. Early south 3/24 Freeborn AEB, 4/6 Dakota KJB, 4/7 Houston FZL. Early north 4/10 Otter Tail SPM, 4/22 Hubbard MAW.
2004Summer Lowest number of reports since 1994: observed in 31 counties in all regions of state except Northeast; first nesting record Big Stone BJU.
2004Fall High count 30 to 40 at Minnesota Point, St. Louis County (KRE, mid-August). Late north 9/5 Roseau JJS, 9/6 Cook JWL, 9/8 Otter Tail JEB (same as median). Late south 9/13 Dodge LBF, 9/17 Lac qui Parle FAE (median 9/14).
2005Spring Early south 4/2 Freeborn AEB, 4/3 Washington DFN (median 4/5). Early north 4/8 Otter Tail SPM, 4/16 Clay DPS, Hubbard MAW and Wilkin CRM (median 4/12).
2005Summer Observed in 39 counties in all regions except Northeast.
2005Fall All north reports after 8/5: 8/17 Pine MCA, 8/28 Wilkin BJU, 9/21 Polk EEF (median 9/9). Late south 9/9 Hennepin (2) ADS and Lac qui Parle PHS, 9/10 Olmsted PWP, 9/17 Le Sueur ChH. High count 8/5 Mille Lacs (50) ASc.
2006Spring Only two Southwest and one Northeast reports. Early south 4/10 Rice TFB, 4/11 Lac qui Parle BJU, 4/12 Meeker DMF (median 4/5). Early north 4/10 Aitkin KCR, 4/15 Mille Lacs ASc, 4/19 Otter Tail DTT, SMT (median 4/12). No significant counts.
2006Summer Most reports since 1988. Found in 57 counties in all regions of state.
2006Fall Found in 8 north and 21 south counties. Highest total 8/20 Cass (16) DAY. Late north 8/26 Mille Lacs NSc, 8/27 Crow Wing JWH, both well before median departure (9/8). Late south 9/14 Lincoln BJU, 9/15 Lac qui Parle (2) BJU, 9/23 Wabasha HHD (median 9/15).
2007Spring1738 Arrivals one to two weeks later than usual. Early south 4/17 Meeker DMF and Olmsted LAV, 4/18 Rice TFB (median 4/5). Early north 4/18 Otter Tail DTT, 4/21 Aitkin and Mille Lacs PEJ (median 4/11). High counts 5/12 Steele (45) NFT, 5/14 Becker (20) JCC.
2007Summer1940 Reported from a record high number of counties throughout all regions of the state.
2007Fall1425 High count 8/3 Cass (500, Pelican Island) BAW. Late north 9/4 Traverse BJU, 9/5 Todd MSK, 9/6 Douglas HHD (median 9/8). Late south 9/2 Jackson BJU, Yellow Medicine RBW, 9/9 Lac qui Parle BJU (median 9/15).
2008Spring2239 Early south (median 4/5) 4/4 Anoka (3) CKB, 4/8 Freeborn AEB, Rice TFB. Early north (median 4/11) 4/9 Mille Lacs (2) RBJ, 4/17 St. Louis (3) PHS.
2008Summer1933 Observed in all regions of state.
2008Fall1234 High counts 8/1 Big Stone (65, Long Tom Lake) PHS, 9/16 Anoka (64) CKB. Late north 8/29 Clearwater DBM, 8/30 Roseau HHD, JCC, 9/13 Grant HHD (median 9/8). Late south 9/12 Murray RBW, Stearns RBJ, Swift DWK, 9/13 Chisago MHe, Watonwan DAB, JEB, 9/16 Anoka CKB (median 9/15).
2009Spring2243 Early south (median 4/5) 4/10 Waseca fide DAB, 4/12 Kandiyohi RSF, 4/15 Brown BTS, Olmsted JWH. Early north (median 4/11) 4/19 Wadena PJB, 4/23 Otter Tail DST. High count 5/23 Winona (18) AXH.
2009Summer2034 Seen in all regions except Northeast. First county breeding record for Jackson fide BBA. In well-managed colony along U.S. Highway 2/2, 45 pairs on eggs 6/10 Renville fide RPR. Colony of 47 active nests 6/24 Crow Wing MRN. RSF reported that colonies in the Willmar area suffered 20–25% chick mortality after a cool snap in mid-July, probably due to starvation; high mortality was also reported at some colonies in eastern Minnesota fide RSF.
2009Fall724 No significant high counts. Late north 9/6 Lake of the Woods JCC, LS, Roseau (5, Roseau W.T.P.) JCC, LS, 9/7 Marshall JCC. Late south 8/26 Chisago MHe, 8/30 Rice DAB, 9/5 Wright HCT (median 9/15).
2010Spring2041 Early south 4/5 (median) Freeborn AEB, 4/6 Le Sueur PWi, 4/8 Stearns RBJ, DAC. Early north (median 4/11) 4/15 Aitkin (Clear Lake) RBJ, DAC, 4/17 Mille Lacs ASc, Todd HHD. Record-high spring count 5/13 Crow Wing (500, Ironton W.T.P., 2000 swallows present) JSB; additional high counts 5/5 Crow Wing (250, Ironton W.T.P.) JSB, 5/25 Lake of the Woods (92, Wheeler's Point Resort) LBF.
2010Summer2135 Observed in all regions of the state. First county breeding records from Mower fide BBA, Pine MRN.
2010Fall1222 A huge roost conservatively estimated at 50,000 birds gathered at Lake Osakis, Douglas on 8/26 KAp, RBJ, DAC. Late north 8/29 St. Louis CRu, 9/12 Douglas JPE (median 9/8). Late south 9/4 Nobles BTS, 9/9 Anoka RBW (median 9/15).
2011Spring2642 Early south (median 4/5) 4/5 Freeborn RPe, 4/9 Freeborn PEJ, Rice PEJ, Waseca PEJ, 4/10 Rice TFB. Early north (median 4/11) 4/8 Otter Tail BDE, 4/23 Otter Tail DST, 4/26 Grant RAE. High count 5/26 Houston (50, Caledonia) RTe.
2011Summer2438Seen in all regions of state. First county breeding record from Kanabec MRN, Kittson fide BBA. High count 7/9 Hennepin (70 nests at colony along county road 1/6) fide TAT.
2011Fall1237 High count 9/4 Lincoln (70) BJU. Late north 8/20 Grant BJU, 8/21 Traverse BJU, 8/26 Douglas JPE well before the 9/8 median. Late south 9/5 Stearns RZi, 9/10 Le Sueur DPG, 9/18 Faribault JWH, BWF (median 9/15).
2012Spring2141 Early south (median 4/5) 4/8 Goodhue RBW, Rice DAB, TFB, Wabasha DBz, JWH, 4/9 Winona ANy. Early north (median 4/11) 4/5 Mahnomen fide JMJ, 4/15 Aitkin SC, ANy, BWF. High count 5/27 Carver (24) JCy.
2012Summer2842 Observed in all regions of the state. High count 6/1 Wright (55 pairs; produced 270 young) fide BBA.
2012Fall1228 High count 8/7 Mille Lacs (30) NKi. Late north Todd JLK, 9/1 Roseau RZi, 9/2 Roseau KRE, m.ob. (median 9/8). Late south 9/4 Lac qui Parle BJU, Yellow Medicine (5) BJU, 9/9 Lyon (5) GWe, 9/15 Lyon (15) GWe (median 9/15).
2013Spring2440 Early south (median 4/5) 3/31 Carver JCy, 4/4 Lyon (2) GWe, 4/6 Freeborn AEB. Early north (median 4/11) 4/16 Mille Lacs (2) ToL, 4/17 Crow Wing MRN, 4/23 Marshall CCr. High count 5/26 Otter Tail (125) JSe.
2013Summer2740 Observed in all regions of state.
2013Fall1733 High count 8/28 Ramsey (10,000, Bald Eagle Lake premigratory roost) ToL. Late north 9/6 St. Louis JAn, KJB, 9/8 Douglas ToL, 9/11 Douglas JPE (median 9/8). Late south 9/7 Chisago JFR, Isanti DPG, 9/8 Freeborn ANy, 9/11 Faribault WAF (median 9/15).
2014Spring2441Early south (median 4/5) 4/11 Wright ToL, 4/17 Hennepin JuW. Early north (median 4/11) 4/9 Becker ShG, 4/19 Douglas PJK, 4/20 Otter Tail RTo. High count 5/22 Wright (140, Otsego) ToL.
2014Summer2438Reported throughout state. High counts 7/24 Wright (370, including >250 young, Otsego) ToL. First county breeding record from Norman ANy.
2014Fall2031 High counts 8/2 Cass (200) KYg. Late north 8/30 Aitkin DFN, Crow Wing DFN, Roseau m.ob., 8/31 Lake of the Woods m.ob, Roseau m.ob., 9/2 Mahnomen CRM (median 9/8). Late south 9/9 Stearns RHi, 9/13 Anoka MJB, 9/14 Lyon GWe (median 9/15).
2015Spring2342 Early south (median 4/5) 4/4 Lyon GWe, 4/10 Winona DBz, 4/11 Freeborn AEB, Wright ToL. Early north (median 4/11) 4/14 Polk AlH, 4/17 Crow Wing PSP, 4/18 Becker JWH. High counts 5/6–22 Wright (100, colony in Otsego) ToL.
2015Summer2739 Reported throughout state. High counts 7/1 Wright (500, Otsego) ToL, 6/19 Polk (128) AlH.
2015Fall1533 High counts 8/14 Kandiyohi (5,500, Willmar) JWd, 9/5 Lyon (150, Lake-view Public Schools) GWe. Late north 9/1 Otter Tail (42) DBi, 9/2 Morrison GLa, BAb, 9/5 Roseau LS, GLa, KMS, SSc (median 9/7). Late south 9/19 Lyon (9) and Yellow Medicine (4) GWe, 9/20 Lyon (2) GWe (median 9/14).
2016Spring2843 Early south (median 4/5) 4/6 Wright ToL, 4/10 Fillmore RTP, Lincoln JWH, JPR, KnM. Early north (median 4/11) 4/17 Crow Wing PSP, 4/22 Morrison SEm. High count 5/29 Wright (150) ToL.
2016Summer2144 Reported throughout the state. High count 6/26 Wright (555, 94 nests, 367 nestlings) ToL.
2016Fall2338 High counts 8/21 Stevens (4,000, Morris W.T.P.) KRE, 8/13 Chippewa (500, Gneiss Outcrops S.N.A.) GJa. Late north 9/5 Marshall (5) CRM, m.ob., Norman SC, JWH, 9/9 St. Louis (Hawk Ridge/Lester River Census) KJB (median 9/6). Late south 9/11 Lyon GWe, Yellow Medicine GWe, 9/12 Big Stone DLP, 9/15 Lyon GWe (median 9/14).
2017Spring2042 Early south (median 4/6) 4/1 Wabasha MJa, 4/3 Hennepin CDg, 4/4 Winona SPu, Wright ToL. Early north (median 4/13) 4/13 Morrison KEm, MEm, 4/15 Otter Tail WPl, 4/16 Morrison DLP. High count 5/31 Wright (200) ToL from his home colony.
2017Summer2643 Observed statewide.
2017Fall2138 High counts 8/19 Washington (500) ECl, 8/22 Lyon (80, Sham Lake) GWe. Late north 9/3 Roseau KRE, m.ob., Mille Lacs TAn, St. Louis ALx, JPR, 9/7 Traverse KnM (median 9/6). Late south 9/10 Lyon GWe, Wright RCl, 9/13 Lyon GWe (median 9/14).
2018Spring2945 Early south (median 4/6) 4/11 Wright (Ellison Park) LiH, 4/13 Freeborn AEB, 4/20 Dakota KDS. Early north (median 4/13) 4/22 Morrison DLP, 4/22–24 Pine KrM, 4/23 Morrison SEm, 4/24 Grant NaH, Mille Lacs JLA. High count 5/23 Wright (180, Otsego) ToL.
2018Summer2946 Reported statewide.
2018Fall1847 High counts 8/17 Pope (500, Cyrus Water Tower) GrS, 8/20 Big Stone (205) GWe. Late north 8/31 Mahnomen KRE, m.ob., 9/1 Kanabec SPS, 9/15 Traverse RCl (median 9/6). Late south 9/16 Jackson ABL, Kandiyohi RAE, 9/23 Lyon GWe (median 9/14).
2019Spring2547 Early south (median 4/6) 4/13 Wright ASu, 4/14 Goodhue PEJ, 4/15 Lyon GWe. Early north (median 4/13) 4/11 Pine KrM, 4/15 Morrison SEm, 4/16 Kanabec ANy. High count 5/29–31 Wright (100) ToL.
2019Summer3048 Reported from all regions. First county breeding records: 8/4 McLeod JWZ, 7/21 Waseca PSu.
2019Fall2346 High counts 8/20 Lyon (525, Sham Lake) GWe, 9/1 Washington (500, Hugo Twp.) ebd. Late north 9/1 Carlton MGi, ASu, Douglas ANy, Kanabec MWS, Roseau KRE, CRM, m.ob. (median 9/7). Late south 9/16 Dakota MZa, 9/17 Blue Earth ChH, Lyon GWe (median 9/14).
2020Spring2548 Early south (median 4/6) 4/5 Houston (Reno Bottoms) REn, RLF, ASu, 4/8 Rice DAB, 4/9 Houston (Brownsville) SHo. Early north (median 4/13) 4/12 Pine MJB, 4/23 Beltrami DPJ, 4/24 Cass DAY, DoH, Douglas JWZ, Todd REn, RLF. High count 5/26–31 Wright (100, one colony) ToL.
2020Summer2847 Found in all regions.
2020Fall1743 High counts 8/22 Ramsey (5,800, Bald Eagle Lake) IsH, EzH. Late north 9/12 Becker ShG, HeH, 9/13 Otter Tail JMy, Todd REn, RLF, (median 9/7). Late south 9/13 Watonwan ASu, STa, MwT, GWe, 9/22 Big Stone ebd, 9/23 Lyon GWe (median 9/14).
2021Spring2848 Early south (median 4/6) 3/28 Houston RLF, REn, 3/29, 4/3 Meeker PKF, 4/4 Carver JCy. Early north (median 4/12) 4/12 Pine KrM, 4/17 Aitkin ebd, 4/18 Douglas PNi. High counts 5/17 Wright (60) ToL.
2021Summer2950 Reported statewide.
2021Fall1747 High count 8/13 Ramsey (4,500, Bald Eagle Lake) EzH, IsH. Late north 9/5 Grant ebd, 9/6 Otter Tail BAr, 9/7 Becker ebd (median 9/7). Late south 9/10 Ramsey LiH, EzH, JKu, 9/11 Anoka GWe, Carver JCy (median 9/15).
2022Spring2751 Early south (median 4/5) 4/6 Ramsey (Crosby Farms) ebd, 4/10 Mower LiH, 4/11 Goodhue PEJ, Ramsey (Macalester-Groveland, St. Paul) ebd. Early north (median 4/12) 4/10 Pine KrM, 4/11 Cass ebd, 4/19 Todd RBW. High counts 5/28, 5/29, 5/31 Wright (110) ToL.
2022Summer2946 Encountered in every region. High count 7/3–4 Wright (375, includes nestlings, Otsego) ToL.
2022Fall2445 High count 8/26 Washington (2,000, Water’s Edge Community Center, Hugo) ELC. Late north 9/5 Morrison ebd, 9/6 Otter Tail JSw, St. Louis ebd, Todd ANy, 9/8 Todd (2, Browerville W.T.P.) SDi, 9/13 Norman TCL (median 9/7). Late south 9/11 Washington BDo, 9/12 Houston ASu, Rice ebd, Stearns ebd, 9/14 Olmsted LAV (median 9/15).
 
 Breeds throughout, except northeast. State designation: Special Concern.

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.