Seasonal Report Archive for The Loon - Gulls, Terns 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: Gulls, Terns
Black-legged Kittiwake
Ivory Gull
Sabine's Gull
Bonaparte's Gull
Black-headed Gull
Little Gull
Ross's Gull
Laughing Gull
Franklin's Gull
Short-billed Gull
Ring-billed Gull
California Gull
Herring Gull
Herring Gull (American)
Herring Gull (Vega)
Iceland Gull
Iceland Gull (Thayer's)
Iceland Gull (Kumlien's)
Iceland Gull (Iceland)
Lesser Black-backed Gull
Slaty-backed Gull
Glaucous-winged Gull
Glaucous Gull
[Herring Gull X Glaucous Gull]
Great Black-backed Gull
Least Tern
Gull-billed Tern
Caspian Tern
Black Tern
Common Tern
Arctic Tern
Forster's Tern
[Sterna tern]
[Royal Tern]
Sandwich Tern
Elegant Tern
[Thalasseus tern]

Forster's Tern(Sterna forsteri)
YearSeasonNS
1932SummerThe only nest of this western bird was found at Swan Lake, May 28th, with 3 eggs (Dobia).
1934Summer On June 5th Prosser discovered a nest containing 2 eggs of Forster's Torn at Heron Lake, Jackson County. l1r. and Mrs. Swedenporg make an interesting contribution concerning tP~s graceful sprite. 11 Three pairs carrying food out into a slough three miles east of Shakopee, July 7th. Impossible to investigate, but am convinced the birds were nestiqg there, though this is a considerable distance cast of their known breeding range in Minnesota. "
1938SummerG. Swanson found 6 nests in a slough in Cottonwood Coun­ty on May 30.
1940SummerR. M. Berthel found a colony of about 25 pairs at Otter Lake, Ramsey Co. on July 12. In this group he saw 6 half-grown and 4 downy young, all swimming.
1945Summer1 young, Hennepin Co., June 18, Don and Eldeen Jacobs.
1947Summer2 nests, 6 eggs, May 30, Heron Lake, Jacobs; 11 nests, many young, July 6, Hennepin Co., Jacobs.
1961SummerOn 24 June, the Huber brothers found five nests containing two or three each, at Swan Lake.
1962SummerJune 23, Swan Lake, Nicollet Co., 3, 3, 2, 1 eggs, H. Huber.
1963SpringApril 13, Frog Lake, Stevens County, E. Strubbe; April 16, Minneapolis, R. Janssen; April 20, Lac qui Parle County, R. Grant.
1963SummerRamsey Co., July 13, y just out of nest, A. C. Rosenwinkel. Hennepin Co., Minneapolis, July 4, ad, 2y, R. B. Janssen.
1963Falllatest, Sept. 1, Nobles Co., Avifaunal Club.
1964Spring4-12 Hennepin Co, MAS; 4-17 Pope Co, many, RPR; 4-17 Wright Co, EC; 4-20 White Rock Dam, above L. Traverse, EGA; 4-21 Ramsey Co, ELC; 5-11 Marshall Co, DLO.
1964Fall9-10 Ramsey Co, 6, ACR.
1965Springearliest 4-6 Dakota Co, FN.
1965Falllatest 9-12 Minneapolis, VL; 9-30 Wabasha, DGM.
1966Springearliest 4-16 Minneapolis, EMB; 4-17 Wabasha Co, DGM; 4-18 Minneapolis, RBJ.
1966Summernested in Hennepin Co; also reported from Stearns, Nobles, Ramsey, Grant and Stevens Co's.
1966FallLatest 9-18 Stearns Co., RPR; 9-21 Lyon Co., PE; 9-25 Becker Co., RPR.
1967Springearly 4-8 Nicollet Co., DB and Ramsey Co., BL; 4-9 Hennepin Co., FN/ MAS; 4-12 Wright Co., EC.
1967Summernested Hennepin Co.; also reported from Pope, Lac qui Parle, Big Stone, Nobles Co's. 125 December 1967
1967Fall latest 8-20 Wright Co., DB; 9-6 Big Stone Co., JAH; 9-18 Lyon Co., PE.
1968Spring early 4-13 Minneapolis, TKS; 4-15 Lyon Co., BL; 4-16 Bloomington, Hennepin Co., FN/ MAS, VL.
1968Summer nested in Clearwater, Todd Co's; also reported from Nobles, Lyon, Wright, Hennepin Co's.
1968Fall9-4 and 9-14 Hennepin (Grass Lake) 10 and 1 VL.
1969Spring4-15 Nobles Co., HSH; 4-17 Hennepin Co., RBJ; 4-26 (7) Wright Co., EIS; 5-3 Becker Co., EGK.
1969Summerreported from Ottertail, Wright, Jackson, Nobles, Hennepin, and Marshall Co's. 109 December 1969
1969Fall8-15 Nobles HSH; 8-25 Winona BTV; 8-31 Hennepin VL.
1970Springearly south 4-13 Henneoin RG; 4-16 Hennepin GES; 4-18 Hennepin EB, BDC, WL, and Nicollet HT; only report north 5-13 Clearwater RD.
1970Summernested at Grass Lake, Hennepin Co. (VL) and in Wright Co; also reported from Wabasha, Nobles, jackson and Watonwan Co's.
1970Falllate north 9·30 Mille Lacs KE, RR; 70-24 Itasca )G; only report south 8-9 Pope BH.
1971Springearly south 4-17 Nicollet RBJ; 4-19 Hennepin PE; 4-20 Lyon HK and HennepinVL, ES, FN; early north; 5-6 Marshall AR; 5-9 Pennington KE, RR. Tern sp: 4-10 Marshall AR.
1971Summernested in Hennepin; also reported from Itasca, Nicollet, Marshall, Clearwater, McLeod, Carver, Lyon, Wright and Stevens.
1971Falllate south 9-20 Kandiyohi; 10-3 Wright; late north 9-6 Ottertail; 9-24 Grant; 9-30 Marshall.
1973Summer Seen in Marshall, Clay, Cass (7-28 GN), Todd, Pope, Swift, Kandiyohi, Wright, Hennepin, Nicollet, Jackson.
1973Fall Seen in Cass, Hennepin, Nicollet. Peak 8-11 Pope (50) (BAH).
1974Spring Early south 4-10 Wright DCF; 4-11 Chippewa CLH; early north 4-29 Mille Lacs TS; 5-3 Marshall AR; 5-3 Mille Lacs Ml.
1974Summer Nested in Pipestone; also reported from 15 other counties.
1974Fall Latest 9-28 Marshall AR; 10-4 Pope RBJ.
1975Spring Early south 4-13 Wright DAF; 3 reports on 4-16; early north 4-27 Otter Tail PG; 5-5 St. Louis GJN; 5-8 St. Louis MMC.
1975Summer Nested in Hennepin; also reported from Marshall, Kandiyohi, Wright, Ramsey, Cottonwood, Lyon, Lincoln, Rock and Jackson.
1975Falllate north 9-26 Marshall SV; (only report north) late south 9-7 Lac qui Parle HC; 10-2 Pope DM.
1976Spring Early south 4-2 Ramsey BH earliest date on record; 4-4 Kandiyohi LR and Jackson ED; 4-11 Hennepin BE; early north 4-24 Marshall SV; 5-7 Itasca MS; 5-8 Mille Lacs MI.
1976Summernested in Hennepin and Todd; also reported from Marshall, Clearwater, Ottertail, Pope, Lyon,Murray, Wright and Ramsey.
1976Fall Late north 9-1 Duluth, 9-11 Otter Tail; late south 9-6 Stearns, 9-12 Pipestone, 9-14 Blue Earth.
1977Spring Early south 4-9 Hennepin BE; 4-10 Hennepin ES; 4-12 Ramsey SH; early north 4-14 Otter Tail SM; 4-17 Otter Tail GO; 4-21 Mille Lacs TS.
1977Summer Nested in Lac qui Parle; also repor_ fed from 15 other counties east to Anoka and Wabasha; may be back to normal numbers after the drought of the past two summers.
1978Summer Breeding reported from Marshall, Todd and Anoka; seen also in 16 counties as far east as Lake of the Woods, Stearns, Washington and Freeborn.
1978Fall Late north 10-11 Cass KE; late south 9-9 Lyon RJ, 9-10 Hennepin OJ.
1979Spring Early south 3-31 Dakota KG, 4-4 Kandiyohi OJ; early north 4-18 Clay SM, 4-21 Marshall CMB.
1979Summer Breeding reported from Marshall, Todd, Lyon, Anoka; also seen in 18 counties from Anoka, Todd and Marshall westward plus St. Louis (7-2, two, Duluth, DA).
1979Fall Late north 10-7 Traverse SM; late south 9-2 Olmsted JF.
1980Spring Early south 4-13 Hennepin TL, 4-16 ES, 4-17 RJ; early north 4-11 Pennington KSS, 4-16 Grant GMO, 4-24 Traverse SM.
1980Summer Breeding reported from Nicollet, Todd, Marshall; also seen in the East Central, Central and western regions plus Duluth (6-6, two, JCG), Olmsted (7-31, three, JF).
1980Fall 8-16 Pennington KSS, 8-22 Dakota MW, 9-6 Kandiyohi RJ, 9-12 Nicollet JCF, 9-23 Anoka KL, 10-1 Big Stone SM -all reports.
1981Spring Early south 4-9 Hennepin SC, 4-10 Nicollet JCF, 4-11 Ramsey FKB, 4-14 Hennepin VL, GP; early north 4-21 Otter Tail GMO, 4-26 SM, 5-2 St. Louis KE, Grant GW, 5-3 Marshall FDS.
1981Summer Breeding data from Todd, Douglas, Pope, Stevens, Big Stone. Seen throughout range.
1981Fall Late north 8-14 Marshall KL, Roseau KL, 8-16 Otter Tail SDM, 8-29 Grant OJ; late south 8-25 Nicollet MF, 9-7 Lac qui Parle CMB, Pope KL, 9-9 Wright RJ, DB.
1982Spring Early south Hennepin 4-14 AB, VL, Anoka SC, Lyon HK, 4-15 Hennepin RJ, 4-16 Nicollet JCF, Houston JPI AM; early north 4-18 Grant SDM, 4-24 Mille Lacs AB, 4-28 Marshall ANWR, 5-4 Beltrami JSP.
1982Summer Breeding data from Todd; nesting reported from Marshall. Seen in 14 other counties throughout the range.
1982Fall All reports: 8/4 Roseau JR, 9/11 Blue Earth MF, 9/12 Lake of the Woods KSS, 10/3 McLeod RJ, 10/10 Nicollet JCF.
1983Spring Early south 4/16 Dakota DZJMC 4/20 Ramsey RH, Washington TBB, Dakota JP/ AM, Hennepin SC, ES, 4/21 Anoka KL; Winter 1983 early north 4/23 Todd RJ, Marshall JP, 4/24 Otter Tail SDM, 4/26 Marshall ANWR.
1983Summer Breeding data from Todd. Seen in 13 other counties throughout range. Late migrants: 6/2, 4 Duluth (KRE).
1983Fall Reported from 13 counties. Late north 9/17 St. Louis JP/ AM, 9/23 Roseau AJ, 9/25 Lake of the Woods KSS; late south 9/18 Goodhue DZ/MC, 10/2 Lincoln RJ, 10/14 Nicollet JCF, Meeker RG.
1984Spring Early south 4/10 Dakota JD, 4/11 Hen nepin SC, 4/12 Chippewa HK; early north 4/23 Marshall ANWR, 4/28 Lake of the Woods AJ, Ottertail GMO, 5/4 Red Lake SNP, Marshall SS. Also reported 5/16 St. Louis (3) KE.
1984Summernested in Marshall and Todd (300 pairs on L. Osakis -NH); also seen in I 0 other counties.
1984Fall 8/2 Hennepin AB, 8/7 VL, 8/15 Marshall FL, 8/2 I Hennepin OJ, 9/2 St. Louis (2) KE, 9/5 Lake of the Woods AJ, 9/7 Nicollet JCF, 9/28 Lyon HK, 10/18 St. Louis W. Russell, 10/19 Goodhue BL, 10/21 RJ-all reports.
1985Spring Early south 4/10 Olmsted RE, 4/11 AP, 4/11 Hennepin SC, GP, 4/12 DB, 4/12 Ramsey JP/AM; early north 4/18 Norman BK, Otter Tail SDM, 4/29 Roseau AJ, Marshall ANWR, 4/30 St. Louis KE. Also reported 5/9 St. Louis ( 15) KE.
1985Summer Nested in Todd (300 nests on L. Osakis, NH). Also seen in 15 other counties throughout range.
1985Fall Reported fromn I3 counties, late north 8/29 Polk AB, 9/5 to 9/7 St. Louis (4) KE, 10/16 Otter Tail SDM; late south 9/22 Ramsey JP/ AM, 9/24 Mower RRK, 10/5 LeSueur RJ, 10/5 Goodhue BL.
1986Spring Early south 4/2 Hennepin SC, 4/4 Chisago BDC, 4/5 Nicollet JCF, Jackson RG, RJ, 4/7 Ramsey JP/AM; early north 4/20 Otter Tail SDM, 4/29 Marshall ANWR, 4/30 St. Louis KE, 5/4 AB, 5/11 KE.
1986Summer Nested in Todd, Pope ( l 00 + pairs on Lake Reno, NH), Jackson (North Heron Lake; JS, NH). Also seen in 14 other counties within range plus Pine (6/22, RJ), Winona (7/26, RJ ).
1986Fall Late north 9/16 Duluth KE, 9/28 OtterTail SDM, 10/14 Grant KL; late south 8/30 Nicollet JF, 9/15 Ramsey KB, 9/27 Steele RJ.
1987Spring Early south 4/15 Hennepin SC, 4/18 Murray RJ, 4/19 Cottonwood JB, 4/20 Ramsey KB; early north 4/24 Marshall ANWR, 5/2 Duluth KE, 5/17 Clearwater AB.
1987Summer Nested in Todd, Pope. Also seen in 17 other counties within range.
1987Fall Late north 9/3 Duluth KE and Marshall TT, 9/6 St. Louis TM, 10/3 Beltrami RJ ; late south 9/6 Waseca RJ, 9/13 Kandiyohi AP, 10/14 Blue Earth JF.
1988Spring Early south 4/10 Hennepin SC, 4/12 Blue Earth JF, 4/14 Wabasha WDM, MF; early north 4/29 Marshall ANWR, 5/1 Otter Tail SDM, 5/2 Duluth BP. Black Thrn Early south 4/30 Big Stone RJ, KR, 5/1 Lac qui Parle SC, 5/5 Hennepin DZ; early north 5/3 Grant EL, 5/11 Clay LCF, 5/12 Marshall ANWR.
1988Summer Nested in Marshall (500 adults, JB), Big Stone (seven adults, JB), Nicollet (125 nests, JB). Seen in 20 other counties as far east as Lake of the Woods, Hubbard, Anoka, Dakota, Freeborn. Black Thrn Nested in Anoka, Nicollet. Seen in 50 counties as far northeast as Lake of the Woods, Aitkin, Pine; also seen in St. Louis (7/3, Ely, SWIMS).
1989Spring Early south 4/14 Hennepin AB, Ramsey KB and Waseca KV, 4/15 Blue Earth TEB, MF and Sibley RJ, 4/17 Goodhue JD; early north 4/22 Todd PH, 4/25 Beltrami DJ, 4/30 Crow Wing AB.
1989Summer Nested in Marshall ; seen in 20 other counties as far east as a line through Roseau, Clearwater, Todd, Ramsey, Olmsted, Fillmore.
1989Fall All reports: 8/1 Beltrami DJ, 8/15 Polk AB, 9/6 Washington DS, 9/9 Faribault AP, 9/21 Winona CS, 9/23 Pope RJ, 10/10 Aitkin and Mille Lacs SC.
1990Spring Early south 4/15 Ramsey EL, 4/16 Dakota DB, 4/18 Hennepin SC; early north 4/14 Douglas RJ, 4/23 Beltrami DJ, 4/24 Otter Tail SDM.
1990Summer Many more reports than usual. Nested in Anoka KB ; probable nesting in Otter Tail. Seen in 29 other counties as far east as Beltrami, Hubbard, Kanabec in north and Goodhue, Winona in south.
1990Fall Late north 9/20 Beltrami OJ, 9/23 Mille Lacs WL, 10/5 Becker BK; late south 91 I Olmsted AP. 9/9 Carver KB.
1991Spring Early south 4/5 Rice RG, 4/7 Ramsey KB, 4/13 Hennepin RB; early north 4/17 Polk RJ, 4/25 Becker DJ, 4/29 Pennington KSS.
1991Summer Reports down from previous year. Probable nesting in Kandiyohi; seen in 18 other counties as far east as line through Roseau, Mille Lacs, Washington, Winona CSc.
1991Fall Late north 9/18 Clearwater KB, 9/22 Aitkin WN, 9/23 St. Louis BK; late south 9/21 Goodhue EL, 9/28 Lincoln RJ, 10/14 Ramsey KB.
1992Spring Early south 4/4 Ramsey KB, 4/12 Dakota TT, Hennepin DB, DC and Olmsted AP, 4/13 Rice TB; early north 4/17 Becker BBe, 4/19 Mille Lacs SC, 4/25 Douglas RJ.
1992Summer Nested in Marshall; seen in 26 additional counties as far west as a line through Lake of the Woods, Ramsey, Winona.
1992Fall Late north 8/29 Kanabec CM, 9/5 Aitkin WN; late south 8/30 Big Stone RB, 9/26 Goodhue RJ, 10/10 Redwood (3) DN.
1993Spring Early south 4/10 LeSueur PS, 4/16 Hennepin SC, 4/24 Brown JS. Early north 4/29 Otter Tail SDM, 5/3 Red Lake KSS, 5/9 Douglas KW.
1993Summer Nested in Hennepin; seen in 22 additional counties in all regions except northeast and southeast.
1993Fall Late north 9/4 Roseau PS, 10/6 St. Louis KE, 10/7 Roseau PS, 10/24 Douglas RJ (latest date on record); late south 8/22 Winona CS, 9/4 Dakota TT, 9/17 Hennepin SC.
1994Spring Early south 4/10 Hennepin DZ, 4/14 Olmsted JSt, 4/15 Ramsey RH; early north 4/19 Grant SDM, 4/19 Douglas SWa, 5/1 Clearwater DJ.
1994Summer Nested in Otter Tail SDM, Washington WL, Marshall, Nicollet; probable breeding in Grant, Hennepin, Faribault. Seen in 19 additional counties as far east as Clearwater in the north and Winona in the south.
1994Fall Late north 9/27 Lake of the Woods KB, 10/6 Douglas KB, 10/9 Becker DJ. Late south 9/10 Blue Earth LF, 9/16 LeSueur RG, 9/16 Lac qui Parle KB.
1995Spring Early south 4/10 Rice TB, 4/15 Big Stone PJ, 4/19 Hennepin TT; early north 4/20 Becker BBe, 4/29 Pine CM, 4/30 Clay CF.
1995Summer Nested in Marshall, Clearwater, Hennepin; probable nesting in Kittson, Rock. Seen in 22 additional counties in all regions except northeast and southeast.
1995Fall Late north 9/7 Marshall SKS, 10/8 Beltrami DJo, 10/13 Lake of the Woods (1) PS. Late south 8/29 Nobles RJ, 9/5 Winona CS, 10/1 Hennepin TT.
1996Spring Early south 4/13 Mower RRK and Scott DN, 4/14 Goodhue SC. Early north 5/3 Douglas MN, 5/4 Wadena PBi.
1996Summer Nested in Marshall, Douglas; probable nesting in Todd. Observed in 22 additional counties in all regions except northeast and southeast.
1996Fall Late north 9/8 Becker SDM, 9/12 Beltrami DJo, 10/19 Roseau KB. Late south 8/19 Lincoln TT, 8/29 Jackson JCBC, 9/15 Big Stone LE.
1997Spring Early south 4/19 Big Stone PJ, Carver RJ, Hennepin SC, WM, and Lyon PJ. Early north 5/1 Becker BBe, 5/6 Crow Wing PP and Otter Tail GS.
1997Summer Seen in 22 counties as far north and east as a line through Marshall, Clearwater, Wadena, Anoka; no observations in southeast. Probable nesting in Big Stone.
1997Fall Late north 9/16 Beltrami DJo, 10/5 Roseau PS. Late south 9/1 Big Stone LE, 9/3 Renville CMa, 10/17 Hennepin SC. Peak count 9/21 Roseau (44) PS.
1998Spring Early south 3/28 (record early date) Houston PJ, DN, 4/13 many reports. Early north 4/12 (earliest north date) Otter Tail DST, 5/7 Becker BBe, 5/9 Todd JSK/SDu. Peak count 5/7 Hennepin (120) AH.
1998Summer Observed in 29 counties in all regions, including St. Louis in the northeast and Olmsted in the southeast.
1998Fall Late north 10/12 Roseau KB, 10/18 Lake KE. No representative late south dates; last reported 9/16 Rice JL.
1999Spring Except for 4/3 Olmsted JSt, all south reports were later than the recent median arrival date (4/10). Early north 4/18 Traverse and 4/21 Douglas SDM. No significant counts.
1999Summer Seen in 24 counties as far east as a line through Beltrami, Wadena, Washington, Freeborn.
1999Fall Late north 10/9 Becker BK and Cass PS, 10/14 Crow Wing AH, PS. Late south 9/27 Jackson CMa, 10/2 Ramsey SL.
2000Spring Seen in 25 south and 10 north counties statewide. Early south (median 4/10) 4/12 Freeborn ABa, 4/15 Hennepin TT. Early north (median 4/20) 4/17 Traverse RJ, 4/22 Kanabec CM.
2000Summer Seen in 27 counties in all regions except north central and northeast (and only 6/8 Houston MHF in southeast).
2000Fall Reported north from Becker, Beltrami, Clay, and St. Louis counties in late August and first week of September, then only 10/13 Douglas RBJ. All south reports before mid-September, except for 9/24 Isanti CRM, 10/14 Stearns (3) WCM.
2001Spring Observed in 36 south and 15 north counties. Unlike previous species, earlier than recent medians south (4/10) and north (4/20). Early south 4/3 Goodhue JJS, 4/8 Rice AAB. Early north 4/15 Otter Tail SPM, DKM, 4/21 Douglas SPM, DKM. Peak migration 4/15–22 in 12 south counties.
2001Summer Fewest reports since 1985. Observed in 18 counties as far east as a line through Roseau, Stearns, Hennepin, Dakota, Freeborn; however, no reports from the Southwest.
2001Fall Observed in only four north counties; two reports from Knife River 9/19 and (late north) 10/1 Lake JWL. Reported from 15 counties in the south, but none later than 9/19 Hennepin RBJ.
2002Spring Observed in 31 south and 18 north counties. Arrived within two days of recent medians south (4/10) and north (4/19). Early south 4/12 Big Stone BEO, Freeborn AEB and Ramsey DFJ et al., 4/14–20 in nine counties. Early north 4/17 Becker (12) BRK, 4/19 Douglas KJB. High count 5/13 Pope (158 at Long Beach) KJB.
2002Summer Seen in 26 counties as far north as a line through Kittson, Clearwater, Wadena, Chisago.
2002Fall Reported from 15 north and 14 south counties in all regions except the Southeast. Departed within two days of recent medians north (10/10) and south (9/27). Late north 10/11 Itasca BRN, only October report. Late south 9/29 Hennepin SLC.
2003Spring Observed in 23 south and 10 north counties. Early south 4/13 Blue Earth JJS, 4/18 Dakota KJB. Early north 4/29 Otter Tail DTT, SMT, 4/30 Marshall KA. Highest reported count 5/10 Todd (40) BWF.
2003Summer Reported in 19 counties as far east as a line through Lake of the Woods, Wadena, Ramsey, Dakota, Freeborn; plus 6/3 St. Louis (2) PHS.
2003Fall Reported from only eight north and four south counties. Late north 10/12 Wilkin SPM, 10/15 Lake JWL. All south reports: Dakota, Lac qui Parle, McLeod, and (late south) 9/13 Sherburne PLJ.
2004Spring Reported from 33 south and 17 north counties. Early south (median 4/10) 4/8 Big Stone KJB, 4/13 Steele JMP; peak migration 4/17–30 (15 south counties). Early north 4/7 (record-early) Todd BWF, 4/23 Otter Tail DTT, SMT, 4/24–25 Douglas PWP. Highest reported count 4/28 Big Stone (190 near Ortonville) BJU.
2004Summer Seen in 23 counties in all regions of the state except Northeast, Southeast.
2004Fall Reported from only nine counties. Late north 9/26–27 St. Louis KRE, PHS, 10/9 Beltrami DPJ; also seen in Itasca, Todd. All south reports: Big Stone, 9/14, 9/24 (late south) Hennepin SLC, Meeker, Rice, Steele.
2005Spring Reported from 31 south and 18 north counties. Early south (median 4/10) 4/10 Freeborn AEB and Hennepin DWK, 4/15 Brown BTS; peak migration 4/24–30 (10 south counties). Early north (median 4/19) 4/17–18 Otter Tail SPM, RBJ, 4/24 Otter Tail DTT, SMT; peak migration 5/9–15 (9 north counties).
2005Summer Observed in 23 counties in all regions except Northeast.
2005Fall Reported from only 8 north and 12 south counties. Late north (median 10/11) 10/1 St. Louis MTA. Late south dates not representative as none reported after August.
2006Spring Reported from 37 south and 13 north counties. Early south 4/11 Rice TFB, 4/12 Hennepin m.ob.; peak migration 4/22–27 (10 south counties). Early north 4/13 Grant SPM, 4/26 Otter Tail DTT, SMT, 4/27 Clay PBB; peak migration 5/13–20 (8 north counties).
2006Summer Seen in 29 counties in all regions except Northeast, Southeast.
2006Fall Reported from 10 north and 13 south counties. Late north 10/8 Mille Lacs DWK, 10/14 Mille Lacs ASc (median 10/10). Late south 9/23 Wabasha HHD, 9/30 Carver WCM (median 9/26).
2007Spring1338 Early south 4/14 Brown BTS, 4/17 Dakota CMB and Blue Earth ChH. Early north 4/28 Polk DPJ, PJR, 5/3 Otter Tail DTT. High count 5/20 Clay (18 at Felton Prairie) RHO.
2007Summer823 Reported from record high number of counties. Observed in all regions except Southeast.
2007Fall1212 High count 9/7 Big Stone (56, record fall count) WCM. Late north 9/16 St. Louis (adult in basic plumage at Superior Entry) PHS, 10/1 Cass (Pelican Island/Gull Island, Leech L.) BAW. Late south 10/4 Lincoln BJU, 10/14 McLeod PRH.
2008Spring1938 Record early south 3/25 Mower JEM, while 4/11 Olmsted (East Landfill Reservoir) JWH was more typical (median 4/10). Early north (median 4/18) 4/19 Douglas JPE. High count 5/12 Cass (40, Leech Lake) DAY.
2008Summer822 Observed in all regions except Northwest, Southeast.
2008Fall1110 Late north 10/11 Otter Tail SPM, 10/17 Cass m.ob. (median 10/11). Late south 9/13 Yellow Medicine (2) WCM, 9/14 Olmsted (22, Silver Creek Reservoir) JWH (median 9/27).
2009Spring2240 Early south (median 4/10) 4/3 Dakota (5) JPM, 4/16 Nicollet (3) RMD and Scott ALD. Early north (median 4/19) 4/25 Douglas JPE, 4/29 Otter Tail ARo. High count 4/19 Hennepin (22, Purgatory Creek) CMB.
2009Summer1014 Found in all regions except Southeast.
2009Fall115 Late north 10/5 Traverse CRM, 11/1 (record late) Douglas JPE (median 10/11). Late south 9/6 Rice DAB (median 9/27).
2010Spring1234 Early south (median 4/10) 4/13 Dakota ADS, JPM and Ramsey (2, Turtle Lake) ELC, 4/14 Dakota CMB. Early north (median 4/19) 4/17 Douglas (3) JPE, 4/19 Otter Tail (6, Maplewood S.P.) CSu. High count 5/9 Dakota (40, Lake Byllesby) BAF.
2010Summer914 Reported from all regions except Northeast.
2010Fall812 High count 9/18 Pope (27, Starbuck Beach) DWK. Late north 9/19 Cass (4) DAY, 9/25 St. Louis (Superior Entry) NAn, TPr (median 10/11). Late south 10/6 Nobles BJU, 10/9 Big Stone (Big Stone Lake) RBJ (median 9/27).
2011Spring1742 Early south (median 4/10) 4/10 Stevens HHD, 4/11 Hennepin CMB, Olmsted JWH. Early north (median 4/19) 4/16 Grant GLa, 4/22 Douglas JPE. High counts 4/30 Dakota (60, Lake Byllesby) BAF, 5/3 Freeborn (60, Albert Lea Lake) RPR.
2011Summer1216Reported from all regions except Northeast, Southeast.
2011Fall620 High count 8/27 Cass (13) BeH. Late north 9/21 Traverse DLP, 9/24 St. Louis (Superior Entry) AaS, TPr, THa (median 10/11). Late south 10/3 Lac qui Parle BJU, 10/6 Big Stone CRM, 10/9 KRE, m.ob., 10/18 Wright RZi, 10/30 Pope HHD, RAE all after recent median 9/27.
2012Spring1537 Early south (median 4/10) 3/26 Lac qui Parle FAE, 4/6 Hennepin (Purgatory Creek) KRo. Early north (median 4/19) 4/10 Otter Tail GO, 4/14 Douglas JPE. High count 5/2 Dakota (40, Lake Byllesby) GHo.
2012Summer1218 Reported from all regions except Northeast, Southeast.
2012Fall1017 High count 8/26 Grant (12, Mud Lake) SBM. Late north 9/26 Grant DBM, 10/13 Douglas JPE (median 10/11). Late south 10/19 Pope (2, Lake Minnewaska) RBJ, 10/22 Pope (ad., Lake Minnewaska) DBM (median 9/27).
2013Spring2344 Early south (median 4/10) 4/20 Dakota (2, Lake Byllesby) JLO, RMD, JWH, DwS, KFi, JSn, BAF, ELC, Murray (10, Iron Lake) GWe, 4/21 seven additional counties. Early north (median 4/19) 4/27 Marshall (6, near Warren) CCr, 4/28 Clay TCL, Grant RZi, Otter Tail (10) KRE, m.ob. High count 5/15 Goodhue (44, Prairie Island) GJM.
2013Summer1427 Observed in all regions except Southeast. First county breeding record for Faribault JSc.
2013Fall1418 Late north 9/22 Wadena BWF, ANy, 10/8 Cass, Itasca SC, 10/13 Cass (3) DAY, (4, Leech Lake) BAW (median 10/11). Late south 9/20 Ramsey (4, White Bear Lake C.P.) BRL, 10/1 Olmsted (East Landfill) MiD, 10/5 Steele (Rice Lake S.P.) JWH, RMD (median 9/27).
2014Spring2044Early south (median 4/10) 4/17 Dakota (19, Lake Isabel Park) DVe, 4/19 Hennepin TLo, Meeker WPe, Mower RJW. Early north (median 4/19) 4/25 Traverse DLP, 4/26 Becker HHD. High counts 5/17 Becker (50, Detroit Lake) LFr, 5/12 Dakota (36, Lake Byllesby) KDS.
2014Summer1219Observed in all regions except Southeast.
2014Fall923 High count 9/7 Lyon (10, Lone Tree Lake) GWe. Late north 9/14 Mille Lacs (Mille Lacs Lake, Cove Bay) JnP, KMa, 10/11 Otter Tail (3, Maplewood S.P.) CKa, TKa (median 10/11). Late south 10/4 Kandiyohi (2) JoS, 10/10 Jackson CRM, HHD, KMS, 11/2 Stevens (Clear Lake) DLP (median 9/27).
2015Spring1834 Early south (median 4/10) 4/14 Dakota/Goodhue (2) ToL, CRa, 4/15 Hennepin LFr, 4/16 Carver JCy. Early north (median 4/19) 4/21 Douglas (2) ALu, 4/25 Clay ShG, HeH, 4/26 St. Louis JWL, 4/30 Marshall HHD, RAE. High counts 5/20 Aitkin (200, Rice Lake N.W.R., counted by tens) DPG, 5/22 Jackson (50, Heron Lake area) KJB.
2015Summer1620 Reported from all regions except Southeast.
2015Fall1223 High counts 8/9 Yellow Medicine (8, Spellman Lake) GWe, (8, Miedd Lake) GWe. Late north 10/12 St. Louis (6, Park Point) ClN, 10/15 Otter Tail (Glendalough S.P.) DFe (median 10/11). Late south 9/19 Carver WCM, 9/22 Steele (6, Rice Lake S.P.) PSu, (3, Oak Glen Lake) PSu, 10/1 Sherburne PLJ, PMJ, 10/25 Pope (Glenwood) HHD (median 10/1).
2016Spring2140 Early south (median 4/10) 4/2 Yellow Medicine GWe, 4/9 Washington NHy, 4/10 Wright JlB, ABm. Early north (median 4/17) 4/24 Clay (2) THv, 4/29 Crow Wing PSP, 4/30 Douglas ToR, Otter Tail HHD, RAE. High counts 5/17 Dakota (30, Lake Byllesby R.P.) LiH, 5/18 Olmsted (28, Chester Woods) ShG, HeH.
2016Summer1222 Reported from all regions except Southeast. High count 7/28 Otter Tail (40, Dead Lake) LJS.
2016Fall1616 High counts 9/3 Marshall (40, Agassiz N.W.R.) RCl, 8/13 Big Stone (25, Lannon Lake) ClN. Late north 9/8 Mille Lacs AAz, 9/23 Traverse DLP, 10/6 Todd DFe, HHD (median 10/13). Late south 10/16 Jackson JJu, Waseca (3) RBW, JWH, 10/24 Jackson ABs (median 10/2).
2017Spring1745 Early south (median 4/10) 4/9 Goodhue PEJ, 4/11 Blue Earth (8) WCM, 4/13 Goodhue (2, Lake Byllesby) BAF, Rice TFB. Early north (median 4/19) 4/18–21 Douglas ToR, 4/23 Mille Lacs (19) KNo, 4/24 Crow Wing (3) LiH. High counts 5/18 Mahnomen (60, South Twin Lake) DWK, SBM, 5/11 Steele (54, Rice Lake S.P.) CRM.
2017Summer1618 Found in every region except Southeast.
2017Fall1220 No notable high counts. Late north 10/3 Otter Tail (6) WPl, St. Louis (Park Point) JPR, (2) AxM, ALx, 10/12 St. Louis (Park Point) TRd, 10/13 St. Louis (Superior Entry) JWL (median 10/13). Late south 9/29 Carver WCM, 10/6–7 Rice (max. 5) LiH, m.ob., 10/8 Le Sueur RBW, DAB, JWH, BHe (median 10/2).
2018Spring2547 Early south (median 4/10) 4/18 Hennepin JMn, 4/20 Benton HHD, BEA, Lac qui Parle (4) DOr, (5) ASu, LiH, Lyon GWe, Stearns HHD. Early north (median 4/19) 4/20–23 Grant RAE, m.ob., 4/23 Beltrami DPJ, m.ob. High counts 5/8 Redwood (34, Westline W.M.A.) WCM, 5/7 Carver (29, Lake Waconia) WCM.
2018Summer1324 Found in every region except Northeast, Southeast.
2018Fall1326 High counts 8/5 Grant (20, North Ottawa Impoundment) ebd, 8/20 Lac qui Parle (12, Big Stone N.W.R.) GWe. Late north 9/24 Mille Lacs (2) ebd, 10/1 Itasca ASu, KnM, 10/11 Morrison (2) RAE (median 10/13). Late south 10/4 Dakota BDo, 10/13 Pope AaL, 10/19 Lac qui Parle WCM (median 10/2).
2019Spring2747 Early south (median 4/10) 4/5 Faribault PEJ, 4/6 Freeborn DFN, 4/7 Murray JWH, m.ob. Early north (median 4/19) 4/18 Douglas RZi, 4/19 (2) Grant KRE, m.ob. High counts 5/3 Lyon (137, Cottonwood Lake) GWe, 5/12 Faribault (75, Wells W.T.P.) BDo, m.ob.
2019Summer1629 Seen in all regions except Northeast, Southeast. High counts 6/5 Wright (65, Granite Lake) RBd, 6/28 Clearwater (60, Upper Rice Lake) MSS.
2019Fall1924 High count 8/8 Big Stone (28) DLP. Late north 10/13 Crow Wing KEm, Itasca SC, ANy, Mille Lacs KEm (median 10/13). Late south 10/15 Hennepin CMB, m.ob., Stearns HHD, 10/17 Meeker PKF (median 10/4).
2020Spring2450 Early south (median 4/10) 4/7 Wabasha PEJ, 4/10 Dakota (4) ebd, Yellow Medicine (3, Timm Lake) GWe. Early north (median 4/19) 4/26–27 Becker NaH, ANy, 4/26 Douglas (3) JCC, 4/27 Otter Tail (8) KTe, Pennington ANy. High counts 5/29 Faribault (45, Minnesota Lake) KEm, 5/11 Faribault (44, Wells W.T.P.) KCR, LBa.
2020Summer1420 Found in all western and central regions. First county breeding record 6/12 Lac qui Parle ASu. High count 7/11 Lac qui Parle (42, Big Stone N.W.R.) GWe.
2020Fall1332 High count 8/9 Big Stone (30, Marsh Lake) EzH, IsH. Late north 10/1 Crow Wing ebd, 10/4 Otter Tail (11) TFu, 10/23 St. Louis ph. EHi, ebd. (median 10/13). Late south 9/24 Dakota KDS, 9/25 Sherburne ebd, 9/29 Chippewa RAE (median 10/4).
2021Spring2147 Early south (median 4/10) 4/8 Wright (2) ebd, 4/10 Watonwan BWF, DAB, SC, 4/16 Dakota ebd. Early north (median 4/18) 4/23 Douglas REn, RLF, 4/25 Marshall HHu, 4/27 Becker (max. 2) NaH, TKa, ebd. High counts 5/1 Dakota (50, Lake Byllesby) NiR, 5/12 Todd (50, Lake Osakis) ebd.
2021Summer1725 Observed in every region. High count 7/7 Clearwater (40, Gonvick) ebd.
2021Fall1829 High counts 10/9 Lyon (55, Sham Lake) GWe, 9/19 St. Louis (43, Park Point R.A.) KJB, IDv. Late north 9/29 Douglas (2) JLK, Todd (2) JLK, 10/1 St. Louis (2) IDv, 10/23 Hubbard MHe (median 10/13). Late south 10/3 Waseca KEm, JWH, 10/9 Lyon (55, Sham Lake) GWe, 10/10 Lyon (Black Rush Lake W.P.A.) GWe (median 10/7).
2022Spring2447 Early south (median 4/10) 4/9–11 Goodhue (2) ebd, PEJ, 4/11 Cottonwood (2) KEm, 4/16 Ramsey LiH. Early north (median 4/18) 4/19 Grant WPl, Otter Tail JTa, 4/23 Clay ebd, Douglas JPE. High counts 5/8 Wright (120, Pelican Lake) DPG, 5/12 Pope (83, Lake Minnewaska) DAB.
2022Summer1626 Observed in every region except Southeast. First county breeding record: 7/26 Sherburne ebd.
2022Fall1322 High count 10/9 Pope (53, Lake Minnewaska) DWK. Late north 9/18 St. Louis (Hunters Park) ebd, 9/25 St. Louis (Superior Entry) EHi, m.ob., 10/21 Otter Tail (4) PEJ (median 10/13). Late south 10/21 Pope (4) AaL, 10/24 Kandiyohi RLF (median 10/7).
 
 Breeds mostly west, central, and south-central. Migrant throughout. 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.