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
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

Black Tern(Chlidonias niger)
YearSeasonNS
1930SummerSeveral nests of this species were located, the first, containing one egg, near Shakopee on May 22nd by Stanley Stein and Leander Fischer. The latest, two at Crystal Lake, one with one egg, ·the other with three young, on June 26th (Marius Morse). Young were awing at Harriet on July 15th.
1931SummerTl-ro eggs June 7th (Swedenborg), three eggs June 3rd (Risser.), and six nests with one to three eggs on June 14th by Woolsey, Stanley Stein and I~eander Fischer).
1932Summer17 nests of the Black Tern were found, the first on ~~Y 28 with 3 eggs (Dobie at Swru1 Lake), and the last on June 17 with 2 a:ad 3 c.ggs (Evans & Risser in Polk Co.)
1933Summer Of the many nests and colonies observed, Cummins roports tho earliest for this species. He located 3 nests at Fort Snelling on l4ay 24th, when they contained 1 egg each. The last nest with eggs · was observed by Stein and tho writer near Detroit Lakes on Juno 19th. Risser reports young "still mostly in the down" nt Sturgeon Lake on July 28th.
1934Summer Risser and DuToit reported tho first nest of this bird for the Twin City area, found on June Jrd, at which timo it hold 2 eggs. On the same date Woolsey found several.nests ncar Vergas, OOJltitaining 2 and 3 eggs. A colony of 100 pairs, near St. Cloud, was visited by Hanson and Hiemenz on ·June 12th. "Three nests held 3 eggs each and 2 nests hold ono egg each. Many nests with incubating birds were nlfiO seen.11 On June 19th H!lllson foUnd many nests with *'fresh eggs 1;o young" at take Winnibigoshish.
1935Summer Prosser and Swedenborg saw 2 nests contQining 2 and 3 eggs on June 8th. Evans and Upson found the latest nest on July 4th. They saw 1 nest with 2 eggs, and 2 nests with 3 eggs.
1936Summer Tumor and Upson located.a nest containing ~:mo egg on May 27th. At Lake Independence on JUly 5th, Dr. Swedcnborg located a nest of throe eggs.
1937SummerA short-tailed terns' colony near Minneapolis was visited on May 27 by Upson, when only one nest held I egg. D. Struthers visited the same colony on May 29, when three eggs were in one nest, and two other nests held one egg each.
1938SummerBob Upson found the first nest of this species at Minneapolis on May 26--7 nests I-3 eggs each. On May 3I, same locality, he found a nest built on a floating plank. Struthers found 2 eggs at Minneapolis on June 4; Owre and Up­son discovered many nests in Beltrami County on June 12; vandals had destroy­ed the eggs and young. Several nests were found at Swan Lake in Nicollet County by G. Swanson on June 17. On July 17, Arnold Erickson found one young floating on a piece of wood in Pearl Lake, Stearns County. Adults were feeding the young bird.
1940SummerIn St. Paul on Mav 29, Rhoda Green found a nest built of reeds which held 3 eggs. C. Hero saw a nest with 2 eggs on Minnesota Point on June 20. The author noted 6 nests at Sand Lake, Minnesota. All were on floatin3 ma~ses of vegetation and aver­aged 3 eggs each. In some cases young were hatching; they were banded as soon as they attempted to enter the water. A. D. DuBois saw several nests at Lake Minnetonka on June 3, mainly with 3 eggs.
1943SummerJune 15-July 11, sev­eral nests, Mpls. F. S. Davidson. 15 nests, May 31, Ramsey County. Bros. Lewis and Pius. Superior Bay, Duluth, August 1, 2 young. 0. Lakela.
1944Summer30. May 20, one egg, St. Paul, Olson. June 19 and June 20, three nests with three eggs each, Hoi­stead and Olson. Others found by East­man, Brother Hubert and Brother Pius, and Olson.
1945SummerNest, July 4, Ramsey Co., Russell Hofstead; 20 nests with eggs, Hennepin Co., dates from May 24 to June 16, Don and Eldeen Jacobs; 2 nests with eggs, Hennepin Co., May 26-30, Fred Blanch and Larry Flahavan.
1947Summer25 to 30 nests, one to 3 eggs in each, June 11, Lac qui Parle Co., Willis; 8 nests, 18 eggs, June 7; 19 nests, 43 eggs, and young, June 26; 4 nests, 10 eggs and young, July 26, Hennepin Co., Jacobs.
1961SummerOn 19 June at Clearwater Lake, Stearns County, H. Huber saw a nest with two young. Forest Strnad found one young near Claremont, Dodge County, on 20 Jlme. DOVES:
1962SummerJuly 11, St. Paul, 14 fly. ing young being fed by adults, A. C. Rosenwinkel; June 11, Ramsey Co., 6 nests with eggs and/ or young, R. Huber.
1963SpringApril 25, Minneapolis, H. Huber; April 29, St. Paul, Avifaunal Club; May 12, Lac qui Parle and Traverse Counties, R. Grant; May 25, Cass County, the Mathisens.
1963SummerDakota Co., June 18, ad feeding y on nest, A. C. Rosenwinkel. Ramsey Co., June 1, ad brooding 2y, A. C. Rosenwinkel
1963Falllatest, Oct. 5, Ramsey Co., A C. Rosenwinkel. MOURNING DOVE THROUGH
1964Spring4-19 Douglas Co, early, MVS; 5-3 Ramsey Co, ACR; 5-3 Wright Co, EC; 5-4 Ramsey Co, ELC; 5-5 Hennepin Co, MAS; 5-5 Stearns Co, RPR; 5-11 Marshall Co, DLO; 5-16 Duluth, PBH; 5-17 Crow Wing Co, MSB.
1964Summerbreeding in Ramsey (ELC, ACR), Hubbard (LWJ) and Clearwater (LWJ) Counties; seen all summer, Crow Wing Co, TEM.
1964Fall9-12 Ramsey Co, 4, ACR.
1965Springearliest 4-9 Stevens Co, 80, ES (early!); next record 4-25 Lake Andrew, OP.
1965Falllatest 9-22 Mpls., VL and 10-4 Washington Co, WWL.
1966Summernested in Stearns, Washington Co's; also reported from Stevens, Grant, Nobles, Itasca, Dakota, Crow Wing, Ramsey, Roseau, Marshall, Beltrami, Hennepin, St. Louis, Wright and Carver Co's.
1966FallLatest 9-17 Ramsey Co., BL and Lac qui Parle Co., JAH; 9-25 (PE) and 10-1 (RBJ) Lyon Co.
1967Springearly 4-30 Hennepin Co., VL and Stearns Co., RPR; 5-1 Ramsey Co., RJC; 5-2 Olmsted Co., JPF, CMJ and Carver Co., MHM.
1967Summernesting Hennepin, Ramsey Co's; also reported from Pope, Lyon, Stevens, Traverse, Lac qui Parle, Big Stone, Washington, Hubbard, Crow Wing, Morrison, St. Louis, Beltrami, Becker, Nobles, Clay Co's.
1967Fall latest 9-7 Duluth, JCG; 9-18 Lyon Co., PE and Grant Co., JAH.
1968Spring early 4-26 Anoka Co., RLH; 4-27 Anoka Co., WHL; 5-4 Hennepin Co., EWJ; 5-5 Wright Co., EHD.
1968Summer nested in Mille Lacs, Isanti, Lyon Co's; also reported from Morrison, Nobles, Hennepin, Marshall, Meeker, Anoka, Sherburne, Carlton, Pine, Blue Earth, Rice, Cottonwood, Beltrami, Clearwater, Pope, Itasca, Washington, Carver, Crow Wing, Wabasha, Wright, Winona, Clay Co's.
1968Fall8-25 Washington 24 WHL; 9-8 Cottonwood (Mountain Lake) 8 DMF; 9-21 Ramsey BL.
1969Spring5-2 Kanabec Co., RHJ; 5-5 Nicollet Co., BL; 5-6 (30) Carver Co., THH, Washington Co., WHL, Wabasha Co., DWM, Ramsey Co., JJ, and Mpls., KP; 5-18 (60) Washington Co., DS; 5-16 Mille Lacs Co., MI.
1969Summernested in Wabasha Co.; also reported from Benton, Stearns, Carver, Hennepin, Ottertail, Waseca, Hubbard, Wabasha, Nobles, Rice, Morrison, Clay, Watonwan, St. Louis, Ramsey, Wright, Mille Lacs, Beltrami, Cottonwood, Winona, Sherburne, Pope and Isanti.
1969Fall8-14 Mille Lacs 5 Ml; 9-2 Houston 4 BTV; 9-1 Cottonwood LAF; 10-12 Wright ETS.
1970Summernested in Mille Lacs, Swift, Wright, Ramsey, and Pope Co's. Reported from 13 other counties from Nobles to St. Louis Co's.
1970Falllate north 10·1 Marshall AR; late south 9·5 Wright BH; 9·7 Lyon PE and Nicollet RG.
1971Springearly south 4-30 Lyon HK and Hennepin OJ; 5-3 Nobles HH; early north 5-9 Marshall KE, RR; 5-13 Morrison LR; peak 5-22 Marshall (1000's) AR.
1971Summernested in Hennepin and Lyon; also reported from 31 other counties.
1971Falllate south 9-11 Sherburne; 9-20 Pope; 9·27 Ramsey; late north 9-17 Crow Wing; 9-24 Grant.
1972Summernesting reported in 7 counties, seen in 21 other counties including N. St. Louis (10 pair, Low Lake, Superior National Forest JCG).
1973Summer Nesting reported in 6 counties; seen in 21 other counties.
1973Fall Reported from nine counties. Peak 8-5 Cottonwood (37) (LAF). No late dates.
1974Spring Early south 4-26 Stearns NMH; 4-29 Washington WHL; 5-1 Hennepin KG; early north 4-26 Cass BDC; 5-11 Crow Wing TS; 5-13 Mille Lacs Ml.
1974Summer Nested in Stearns, Wright, Lincoln, Pipestone; also reported from 27 other counties.
1974Fall Late north 9-27 Marshall AR; late south 9-14 Cottonwood LF. 
1975Spring Early south 4-13 Hennepin PG; 4-27 Rock ADK; 5-1 Ramsey REH; early north 5-9 Marshall AR and Crow Wing TS; 5-11 St. Louis JCG.
1975Summer Nested in Pope, Hennepin and Ramsey; also reported from 30 other counties.
1975Falllate north 9-12 Marsh all SV; late south 9-1 Steele RJ; 9-2 Goodhue CF; 9-13 Wright ES.
1976Spring Early south 4-24 Big Stone ETS; 4-29 Hennepin LH; 4-30 Hennepin SG, PS; early north 5-11 Morrison LSR; 5-12 Otter Tail NJ; 5-13 Mille Lacs MI and Crow Wing DK.
1976Summernested in Marshall and Hennepin; also reported from 26 other counties.
1976Fall Late north 8-29 Marshall, 9-6 Duluth; no late south reports.
1977Spring Early south 5-1 Carver ES; 5-2 Cottonwood LAF; 5-3 Washington DS; early north 5-7 Otter Tail GEW and Grant SM; 5-9 Crow Wing TS; 5-14 Marshall SVA.
1977Summer Nested in Roseau, Lac qui Parle, Pope and Anoka; also reported from 29 other counties northeast to Itasca and Duluth.
1978Summer Breeding reported from Stearns, Anoka and St. Louis (Duluth, 43 pair, GN); seen also throughout the state except northeast of Duluth.
1978Fall Late north 8-12 Wilkin GW, 8-19 Marshall ANWR; late south 9-6 Lyon RJ, 9-10 Lac qui Parle CMB and Hennepin OJ.
1979Spring Early south 5-2 Pipestone HK, Sherburne EH; early north 4-19 Clay LCF, Becker SM, 5-19 Becker TNWR (400+).
1979Summer Breeding reported from Marshall, Pennington, Lac qui Parle, Lincoln, Lyon, Goodhue, Washington, Anoka, Stearns; also seen throughout the state except the Northeast where reported only from Duluth.
1979Fall Late north 8-26 Morrison RJ, 9-22 Pennington KSS; late south 9-11 Jackson LJF, 9-14 Nicollet JCF.
1980Spring Early south 5-4 Blue Earth MF, Le Sueur JCF, 5-5 Ramsey FKB; early north Otter Tail 5-11 GW, 5-13 GMO, 5-13 Marshall ANWR.
1980Summer Breeding reported from Anoka, Wright, Stearns; also seen throughout the state except the Northeast plus Koochiching and Pine.
1980Fall Late north 8-25 Itasca TL, 9-13 St. Louis BDC; late south 9-13 Washington DS, 10-4 Nicollet JCF, 10-21 St. Cloud NH..
1981Spring Early south 4-29 Hennepin SC, 5-2 OJ, 5-4 Stearns NMH, 5-5 Hennepin VL, GP; early north 5-5 Lake of the Woods TA, 5-7 Pennington KSS, 5-10 Otter Tail SM, 5-13 Beltrami JP.
1981Summer Breeding data from Itasca, Stearns, Sherburne; nesting reported from Beltrami, Wabasha. Seen also throughout the state except the Northeast.
1981Fall Late north 9-2 St. Louis KE, 9-13 Aitkin WN, 9-25 Pennington KSS; late south 8-30 Stearns NH, 9-9 Martin EB/ K, 9-11 Nicollet JCF. Species scarce this year.
1982Spring Early south 4-30 Olmsted JEB, 5-1 Mower RRK, 5-5 Ramsey RH, Hennepin ES, 5-7 Nicollet JCF; early north 5-9 Douglas SDM, Beltrami 5-13 AS, 5-14 JSP, 5-14 Lake of the Woods TW, 5-15 Hubbard HJF, Pennington KSS.
1982Summer Breeding data from Beltrami, Pope, Steams, Ramsey. Seen in 40 other counties in all regions except the Northeast.
1982Fall Late north 8/21 Clearwater AB, 8/25 Pennington KSS, 8/28 Wilkin OJ, 9/11 Marshall JP; late south 9/ I Dakota MW, 9/3 Nicollet JCF, 9/7 Cottonwood GS, 9/11 McLeod, Renville RJ.
1983Spring Early south 4/28 Hennepin ES, 4/29 Rice KJ, 4/30 Fillmore RJ, 5/1 Hennepin SC; early north 5/10 Becker TNWR, 5/11 Otter Tail SDM, 5/12 Itasca MSc, Polk TT, 5/13 Marshall ANWR.
1983Summer Breeding data from Pope, Stearns, Ramsey. Seen in 38 other counties including Duluth in the Northeast.
1983Fall Late north 9/20 St. Louis MH, 9/24 Roseau AJ, 9/25 Lake of the Woods KSS; late south 9/25 Brown JSp, 9/30 Nicollet JCF, 10/1 Anoka OS.
1984Spring Early south 4/26 Sherburne SSa, 4/27 Ramsey SSt, 5/2 Rice KJ; early north 4/21 Aitkin WN, 5/4 Marshall SS, 5/8 Ottertail GMO, 5/13 Clay LCF.
1984Summernested in Lake of the Woods, Marshall, Stearns, Le Sueur and Pope; also seen in 31 other counties including Lake.
1984Fall Late north 8/24 Pennington KSS, 8/25 Beltrami JC, 9/1 St. Louis KE; late south 9/6 Swift RJ, 9/7 Nicollet JCF, 9/16 Washington OS.
1985Spring Early south 4/25 McLeod RH, 4/28 AB, OJ, 5/2 Hennepin SC, Mower PP, 5/3 Nicollet JCF; early north 5/8 Marshall ANWR, 5/13 Roseau AJ, Otter Tail SDM, 5/14 Polk TT.
1985Summer Nested in Aitkin (WN), Crow Wing, Polk, Big Stone, Jackson (WT); probable nesting in Nicollet, Lyon. Seen in 32 other counties including St. Louis (Duluth, KE; L. Vermilion, MH/JS).
1985Fall Late north 8/29 Clearwater and Polk AB, 9/7 Aitkin WN, 9/17 St. Louis KE; late south 9/2 Olmsted PP, 9/13 Nicollet JCF, 9/15 Cottonwood LAF.
1986Spring Early south 4/26 Hennepin OJ, Brown JS, 4/28 Pipestone JP, 5/3 Ramsey RH; early north 5/9 Otter Tail AB, Clay MM, 5/10 Wilkin GAM, Otter Tail SDM, 5/11 Clay LCF, Norman BK.
1986Summer Nested in Ramsey; probable nesting in Anoka. Seen in 41 counties in all regions but only St. Louis in the northeast.
1986Fall Late north 8/24 Marshall RJ, 8/31 Polk AB; late south 9/1 Lac qui Parle GS and Brown JHHS, 9/3 Hennepin SC, 9/15 Nicollet JF.
1987Spring Early south 5/ I Nicollet JCF and Lac qui Parle TT, 5/2 Pipestone JP, 5/3 Steams DO and Waseca GS; early north 5/7 Marshall ANWR, 5/16 St. Louis AE, KE and Douglas PP, 5/17 Clay LCF and Clearwater AB.
1987Summer Nested in Cass (GR). Seen in 37 other counties west and south of a line from Lake of the Woods to Aitkin and Washington; also seen in St. Louis (Virginia and Ely, SS).
1987Fall All reports: 8/9 Dakota IT, 8/12 Stevens and Swift EL, 8/14 Jackson RSE, 8/16 Mower RRK, Murray RSE and Pope AB, 8/20 Brown JS, 8/23 Aitkin WN, 9/13 Kandiyohi AP, 9/18 Nicollet JF.
1988Fall Late north 8/4 Todd PH, 8/11 Polk AB, 8/18 Koochiching RJ; late south 9/2 Nicollet JF, 9/3 Jackson AP, 9/7 Washington DS.
1989Spring Early south 5/4 Hennepin SC, 5/5 Nicollet JCF, 5/6 Mower JM and Steele KV; early north 5/13 Mahnomen and Pennington AP, 5/14 Wilkin KB, 5/17 Beltrami DJ.
1989Summer Many reports, similar to previous year. Nested in St. Louis, Big Stone, Kandiyohi TT, Houston NAO; probable nesting in Anoka, Wabasha. Seen in 48 other counties statewide.
1989Fall Late north 8/17 Pennington AB, 8/25 Becker DZ, 9/2 Aitkin WN; late south 8/19 Wabasha DWM, 9/2 Anoka SC, RH, 9/5 Washington WL.
1990Spring Early south 5/2 Fillmore PS, Rice TB, FKS and Waseca KV, 5/5 Hennepin SC, GP, 5/8 Sherburne DO; early north 5/12 Morrison DPD, 5/13 OtterTail SDM, 5/19 Beltrami DJ.
1990Summer Nested in Itasca, Aitkin, Crow Wing, Morrison PDD, Anoka; probable nesting in Otter Tail, Steams. Seen in 39 other counties in all regions except northeast.
1990Fall Late north 8/23 Becker BK, 9/1 Marshall DJ, 9/2 Clearwater AB; late south 8/31 Anoka KB, 9/8 Murray RJ, 10/1 Rice OR.
1991Spring Early south 4/7 Chippewa HK, 5/ I Washington WL, 5/3 Kandiyohi; early north 5/4 Todd RJ, 5/7 Douglas PS, 5/11 Otter Tail SDM.
1991Summer Nested in Roseau, Clearwater DBl, Scott AP; probable nesting in Crow Wing, Aitkin, Kandiyohi. Seen in 35 other counties in all regions except northeast.
1991Fall Late north 8/23 Becker BB, 8/31 Traverse DC, 9/8 Aitkin WN; late south 9/4 Rice TB, 9/14 Stevens KB, 9/30 Cottonwood ED.
1992Spring Early south 4/4 Rice TB, 4/9 Carver DM, 4/30 Hennepin KB and Steele PS; early north 5/6 Otter Tail CS/KC, 5/8 Pennington MCBS, 5/10 Becker BBe and Clay MO.
1992Summer Nested in Marshall, St. Louis, Le Sueur, Winona HVA; probable nesting in Crow Wing, Cottonwood. Seen in 40 additional counties statewide (excluding Lake, Cook).
1992Fall Late north 8/25 Clay LCF, 9/5 Beltrami AB, 9/13 Wilkin (8) MO; late south 8/30 Big Stone RB and Dakota (10) PB, PS, 9/2 Rice TB, 9/12 Cottonwood RJ.
1993Spring Early south 4/24 Brown JS, 4/27 Ramsey RG, 5/1 LeSueur PS. Early north 5/5 Grant SDM, 5/9 Douglas KW, 5/10 Otter Tail CS/KC.
1993Summer Nested in Redwood HK; probable nesting in Kanabec, Murray; seen in 42 additional counties in all regions except northeast.
1993Fall Late north 8/8 Aitkin WN, 8/22 Todd KB, 9/3–4 Roseau PS; late south 8/26 Olmsted JB, 9/1 Goodhue KB, 10/19 Carver MB (3rd latest date on record).
1994Spring Early south 4/12 Isanti CM, 4/30 Martin RJ, 5/3 Hennepin OJ; early north 4/23 Clay LCF, 5/13 Otter Tail CS/KC, 5/15 Douglas KKW.
1994Summer Fewest reports since 1984. Nested in Otter Tail SDM, Marshall, Hennepin; probable nesting in Becker, Kandiyohi, Anoka, Carver. Seen in 30 other counties in all regions except northeast.
1994Fall Late north 8/17 Clay FL, 8/20 Grant DN, 8/21 Aitkin WN. Late south 8/26 LeSueur RG, 9/16 Lac qui Parle KB.
1995Spring Early south 4/25 Todd CE, 5/2 Pipestone JP, 5/3 Ramsey KB, 5/6 Kandiyohi RF/JC; early north 5/6 Crow Wing DO, 5/7 Douglas SW and Otter Tail SDM.
1995Summer Nested in Marshall, St. Louis, Anoka, Hennepin; probable nesting in Mahnomen, Rice, Watonwan. Observed in 35 other counties statewide.
1995Fall Late north 8/11 Beltrami County DJo, 8/18 Morrison ABo, 8/26 Lake of the Woods County KB. Late south 8/26 Big Stone and Lac qui Parle counties DN, 9/26 Houston County EMF.
1996Spring Early south 4/28 Cottonwood Co. ED, 5/4 Lac qui Parle and McLeod TT. Early north 5/8 Aitkin WN, 5/13 Grant SDM and Polk SKS.
1996Summer Nested in Becker BBe; probable nesting in Kandiyohi, Wright, Steele. Seen in 40 additional counties in all regions except northeast.
1996Fall Late north 9/2 St. Louis TW, 9/7 Roseau KB. Late south 9/6 Winona CS, 10/4 Big Stone KB.
1997Spring Early south 5/7 Lac qui Parle FE, 5/8 Kandiyohi RJF and Nicollet MF. Early north 5/15 Aitkin WN, 5/17 Cass CN. Peak 5/24 Marshall (600–800 at Agassiz NWR) mob.
1997Summer Reported in 43 counties in all regions except northeast; probable nesting in Big Stone, Cass, Aitkin, Morrison, Stearns. Peak of 920 post-breeders observed on 7/29 at Big Stone L. in Big Stone Co. KB.
1997Fall Late north 9/6 Pennington PS, 9/13 Clay CN. Late south 9/3 Renville CMa, 9/5 Stearns RJ, 9/7 Hennepin SC. Peak count only 25 on 9/6 Pennington PS.
1998Spring Early south 4/24 Isanti DMP, 5/3 Big Stone LE and Cottonwood ED. Early north 5/11 Polk PS, 5/12 Douglas SWa, GrK, 5/13 Cass EP.
1998Summer Seen in 43 counties statewide, including St. Louis in the northeast; probable nesting in Kittson, Beltrami, Wilkin.
1998Fall Late north 8/31 Marshall JJ, 9/3 Aitkin WN. Late south 9/6 Brown JSp, 9/8 Pope RJ.
1999Spring Arrived south later than usual (earliest 5/5 Hennepin SC). No April reports anywhere in the state. Except for 5/9 Otter Tail SDM, also tardy north, where the recent median arrival date is 5/7. Peak count 5/19 Rice (100) TBo.
1999Summer Seen in 39 counties in all regions except the northeast.
1999Fall Migrated earlier than usual across the state. All north reports were in August (recent median departure date is 9/3). Reported from 17 south counties, latest 9/11 Jackson CMa.
2000Spring Reported from 29 south and 14 north counties statewide, but only St. Louis in northeast. Only April report 4/30 Lac qui Parle OJ (median south date 4/27). Also arrived north near median date (5/8) where first reported 5/5 Douglas RH. Peak 5/13 Cottonwood (550) ED.
2000Summer Most reports since 1989. Observed in 51 counties in all regions, but only St. Louis in northeast; new nesting record in Rice JL, JLa.
2000Fall Reported from all regions of the state except the northeast and southwest. Late north 9/11 Red Lake RBJ. Late south 9/15 Big Stone KJB.
2001Spring Reported from 29 south and 16 north counties. Only April report south (median 4/27) 4/30 Ramsey REH. Early north 5/5 Clay RHO, 5/6 Todd JSK. Peak influx 5/5–12 in 11 south counties.
2001Summer Fewest reports in 20+ years. Seen in 33 counties in all regions (but only St. Louis in Northeast and Houston in Southeast); new nesting record in Clay GEN.
2001Fall Reported from only three north counties; last seen 9/16 Wadena PJB. Seen in 17 south counties, including (late south) 9/26 Brown JSS.
2002Spring Reported from 32 south and 18 north counties. Arrived later than medians south (4/28) and north (5/7). Early south 5/4 Lac qui Parle CRG, 5/5 Hennepin WCM. Early north 5/12 Wadena PJB, 5/13 Crow Wing JJS. High count 5/26 Marshall (800+ at Agassiz N.W.R.) AXH, PHS.
2002Summer Many reports, similar to 2000; several observers noted increased numbers. Seen in 51 counties statewide, including St. Louis in Northeast.
2002Fall Reported from 14 north and 22 south counties, none in Northeast or Southeast regions. High count 8/21–30 Pennington (400–500 at Thief River Falls lagoons) KJB, m.obs. Late north 9/5 Polk EEF, 9/8 Cass DRu. Late south 9/9 Renville CRM, 9/11 Lincoln RBJ.
2003Spring Reported from 27 south and 17 north counties. Early south 4/26 Le Sueur DPS, 5/6 Hennepin OLJ. Early north 5/8 Marshall (Agassiz N.W.R. staff), 5/12 Otter Tail EJE. High count 5/19 Lyon (total of 550 in three locations) RJS.
2003Summer Observed in 48 counties in all regions except Northeast (and only Wabasha in Southeast).
2003Fall Reported from 13 north and 10 south counties, but none in Southeast and only St. Louis (8/22, JWL) in Northeast. Highest reported count 8/20 Grant (100 at Ashby) RPR. Late north 9/6 Red Lake PHS, 9/7 Pennington JMJ and Wadena PJB. Late south 9/8 Pope RBJ, only September report.
2004Spring Reported from 32 south and 16 north counties, but only St. Louis in the Northeast. Early south 5/1 Chippewa and Lac qui Parle BJU, 5/2 Carver RMD. Early north 5/8 Marshall (Agassiz N.W.R.) GT and Otter Tail m.obs., 5/9 Clay WCM. Numbers up at Duluth, where normally very rare; many reports off Park Pt. in late May (max. 100 on 5/25 MSt, PHS). Highest reported count 5/17 Big Stone (3500 near Ortonville) BJU.
2004Summer Observed in 37 counties throughout state, except Northeast, Southeast; new nesting records for Cottonwood BRB, Todd JSK.
2004Fall Reported from 8 north and 10 south counties, none in Southwest or Southeast. No significant counts. Late north 9/6 Wadena PJB, 9/22 St. Louis PHS. Late south 9/11 Lac qui Parle PHS, 9/12 Big Stone JMJ.
2005Spring Reported from 28 south and 19 north counties, but only St. Louis in the Northeast. Early south 5/6 Cottonwood LBF, 5/7 Stearns STW. Early north 5/7 Clay DPJ, 5/13 St. Louis KRE, JWL. No significant counts.
2005Summer Seen in 46 counties in all regions except Northeast. High count 7/1 Marshall (2200 at Agassiz N.W.R.) fide JMJ.
2005Fall Reported from 9 north and 17 south counties in all regions. No significant counts. Late north 9/3 Marshall and Roseau m.ob., 9/16 St. Louis MTA. Late south 9/11 Lac qui Parle BAW, 9/17 Sibley RBJ.
2006Spring Reported from 31 south and 14 north counties, none in the Northeast. Early south 5/1 Lac qui Parle BJU, 5/5 Olmsted JWH, PWP and Pipestone SLF, DBF. Early north 5/17–18 Aitkin ASc, KCR, 5/19 Todd BWF. No significant counts.
2006Summer Observed in 63 counties in all regions except Northeast.
2006Fall Reported from 12 north and 20 south counties in all regions, including St. Louis in Northeast and Olmsted in Southeast. All counts <40. Late north 9/11 St. Louis JWL, PHS, 9/17 Wadena PJB. Late south 9/3 Lac qui Parle BJU and Nobles BTS, 9/14 Big Stone and Lac qui Parle BJU.
2007Spring1638 Early south 4/20 Olmsted LAV, 5/6 Chippewa LS (median 4/30). Early north 5/12 Douglas PJK and Otter Tail DTT, 5/15 Todd JJS (median 5/8). High count 5/20 Nicollet (40 at Nicollet W.T.P.) CMB.
2007Summer2437 Reported from all regions except Northeast.
2007Fall1220 Late north 9/4 Traverse BJU, 9/6 Douglas HHD. Late south 9/17 Lac qui Parle BJU, 9/21 Jackson (2) DAB. High count 8/8 Jackson (440, South Heron L.) KJB.
2008Spring1437 Early south (median 4/30) 4/30 Chippewa DMF, 5/1 Brown BTS. Early north (median 5/8) 5/13 St. Louis PHS. High count 5/15 Lac qui Parle (83, Big Stone N.W.R.) BJU.
2008Summer2131 Seen throughout state.
2008Fall1528 High count 8/23 Lac qui Parle (162) PCC, PHS. Late north 8/31 Marshall m.ob., 9/1 Marshall m.ob. and Pennington JCC (median 9/7). Late south 9/13 Lac qui Parle WCM and Martin DAB, JEB (median 9/15).
2009Spring1832 Early south (median 4/30) 5/6 Lac qui Parle BJU, 5/8 Olmsted JWH. Early north (median 5/8) 5/12 Todd MSK, 5/13 Otter Tail DST. High count 5/15 Nicollet (133, Nicollet W.T.P.) RMD.
2009Summer2232 Reported from all regions except Northeast.
2009Fall422 High count 8/1 Anoka (115, Round Lake) DWK. Late north 9/7 Marshall JCC (median 9/7). Late south 8/29 Renville JCC, 9/22 Washington BRL (median 9/15).
2010Spring1833 Early south (median 4/30) 5/2 Ramsey (2, White Bear Lake) ELC, 5/7 Lac qui Parle BJU. Early north (median 5/8) 4/20 Crow Wing (Whitefish Lake) GDa. No significant counts.
2010Summer2134 Observed in all regions except Northeast. First county breeding records for Kittson LW, McLeod PRH.
2010Fall920 High count 8/14 Lac qui Parle (163, Salt Lake) PCC. Late north 8/21 Grant (Herman) and Traverse (Lake Traverse) RTe, 9/3 Lake of the Woods CRM and Roseau (2) KRE, LMS, CRM (median 9/7). Late south 9/21 Ramsey (White Bear Lake) BRL, 9/22 Lac qui Parle BJU (median 9/15).
2011Spring1835 Early south (median 4/30) 4/30 Dakota (Lake Byllesby) PEJ, DFN, 5/4 Lac qui Parle BJU, Olmsted (East Landfill Reservoir) JWH, Scott RAE. Early north (median 5/8) 5/15 Cass ABi, 5/16 Otter Tail DST. High count 5/21 Brown (70, Sleepy Eye W.T.P.) BTS.
2011Summer2231Seen in all regions of state.
2011Fall521 High count 8/20 Lac qui Parle (45, Salt Lake) PCPS. Late north 9/3 Douglas JPE, 9/7 Traverse DLP (median 9/7). Late south 9/8 Lac qui Parle BJU, 9/18 Big Stone BJU (median 9/15).
2012Spring1634 Early south (median 4/30) 4/19 Benton FGo, 5/2 Rice TFB. Early north (median 5/8) 5/5 Douglas FGo, Morrison MJB, FGo, Polk JOJ, Todd FGo, 5/10 Grant DBM. High count 5/30 Marshall (~300, Agassiz N.W.R.) GAK.
2012Summer2841 Found in all regions except Northeast. First county breeding record from Watonwan AnK.
2012Fall1130 High count 8/11 Douglas (35, Lake Osakis) APa. Late north 9/3 Marshall KRE, m.ob., Morrison ALa, JPr, Pennington KRE, m.ob., 9/8 Grant DBM (median 9/7). Late south 9/13 Chippewa DLP, 9/15 Scott HHD (median 9/15).
2013Spring2238 Early south (median 4/30) 5/10 Carver PRH, JTe, Sherburne RBW, ANy, 5/12 Faribault PEJ, WAF, Wright HHD. Early north (median 5/8) 5/8 Todd RAE, 5/16 Grant WCM, 5/17 Becker TCL, Itasca SC, EEO. High counts 5/28 Aitkin (69, Rice Lake N.W.R.) TKe, 5/24 Sherburne (60, Sherburne N.W.R.) GJa.
2013Summer2640 Seen in all regions of state. High count 6/16 Lac qui Parle (127, Big Stone N.W.R.) WCM.
2013Fall1429 High count 8/16 Faribault (40) CoN. Late north 8/31 Marshall CRM, m.ob., Pennington CRM, m.ob., 9/1 Douglas JPE (median 9/7). Late south 9/4 Lac qui Parle DLP, 9/7 Nicollet (5) APi, Redwood DBM (median 9/15).
2014Spring2640Early south (median 4/30) 4/26 Hennepin (2) SWl, 5/7 Cottonwood (3) BRB, and five additional counties on 5/8. Early north 5/17 Pennington (3) AHr, St. Louis SES, SGW, and Marshall, Mille Lacs, Morrison, Polk on 5/20. High counts 5/19 Lyon (250, Cottonwood Lake) GWe, 5/13 Nicollet (150, Nicollet W.T.P.) JPr, 5/14 Pipestone (150, Pipestone W.T.P.) TKa.
2014Summer2541Seen in all regions. High count 7/26 Lac qui Parle (85, Salt Lake) PCC. First county breeding record from Meeker MJB.
2014Fall1227 All reports west of a line from Roseau to Chisago to Freeborn. High count 9/1 Marshall (78, Agassiz Valley Impoundment) JLK. Late north 9/2 Marshall (2, Agassiz N.W.R.) JLK, 9/3 Norman (12) CRM (median 9/7). Late south 9/14 Jackson BAb, Lyon (3) GWe, Watonwan BAb, 9/20 Yellow Medicine HHD, 9/22 Sherburne (40, Sherburne N.W.R.) SMC (median 9/15).
2015Spring2144 Early south (median 4/30) 4/21 Chisago (7) AlH, 4/24–25 Yellow Medicine KMS, DWK, SBM. Early north (median 5/8) 4/23 Marshall (4) CCr, 5/7 Crow Wing JPR, 5/10 Otter Tail (2) SWy. High count 5/15 Jackson (640, Heron Lake area) KJB.
2015Summer2639 Observed in all regions. High count 7/29 Brown (90, Sleepy Eye W.T.P.) HCT.
2015Fall1330 High counts 8/5 Roseau (43, Roseau River W.M.A.) CsB, 8/10 Yellow Medicine (40, Miedd Lake) GWe. Late north 9/1 Becker (Hamden Slough N.W.R.) ASM, 9/3 Red Lake KMS, SSc, 9/12 Traverse DLP (median 9/7). Late south 9/7 Sherburne (2) ABm, JlB, Steele (7) PSu, 9/9 Freeborn (7) TAT, Mower CRM, 9/15 Freeborn (20, est.) TAT, 9/21 Freeborn RTP (median 9/16).
2016Spring2245 Early south (median 4/30) 5/4 Stearns (10) DOr, 5/7 Goodhue SWe, 5/8 Sherburne RFr, Yellow Medicine PEJ, GWe. Early north (median 5/8) 5/12 Clay (3) THv, Wilkin ANy, 5/17 Hubbard DFe, Wadena ANy, DBz. High count 5/30 Lyon (115, Lone Tree Lake) GWe.
2016Summer2637 Observed in all regions. High count 7/28 Marshall (100, Agassiz N.W.R.) JHd, SHd.
2016Fall1232 High counts 9/3 Pennington (63, Thief River Falls W.T.P.) WCM, 8/13 Big Stone (40, Lannon Lake) ClN. Late north 9/5 Norman ANy, SC, JWH, Red Lake JCC, Roseau (12) DWK, HCT, SBM, 9/6 Todd RAE (median 9/7). Late south 9/12 Big Stone KnM, Kandiyohi ANy, 9/25 McLeod BHa, 10/11 Benton HHD (median 9/16).
2017Spring2343 Early south (median 4/30) 4/27 Jackson (2) GHo, 4/29 Meeker GLr, 5/5 Brown WCM. Early north (median 5/8) 5/13 Becker (7) HeH, ShG, Cass JWM, Morrison RPR, Red Lake (3) LFr. High counts 5/23 Yellow Medicine (est. 400, Miedd Lake) GWe, 5/16 Lyon (211, Lone Tree Lake) RJS, 5/18 Lac qui Parle (210, Big Stone N.W.R., Auto Tour Road) ODa.
2017Summer2433 Reported from all regions except Northeast. High counts 7/6 Grant (130, North Ottawa Impoundment) GHo, KDS, 7/2 Marshall (125, Agassiz N.W.R.) SKo.
2017Fall1130 High counts 8/2 Brown (100, Sleepy Eye W.T.P.) RBW, 8/11 Grant (60, North Ottawa Impoundment) KnM, LiH, ASu. Late north 9/2 Grant SMC, Marshall HHu, Roseau DFe, JMs, KRE, 9/4 Grant (5, North Ottawa Impoundment) PLJ, FKo (median 9/7). Late south 9/10 Lyon (5) GWe, 9/12 Hennepin (11) ebd, 9/15 Steele JMs, DFe, CRM, FKo (median 9/16).
2018Spring2440 Early south (median 4/30) 5/1 Blue Earth ChH, Scott (3) RiC, 5/2 Lac qui Parle WCM, Olmsted JWH, m.ob. Early north (median 5/8) 5/5 Grant (3) GUn, 5/11 Otter Tail (2) WPl, Polk (3) SAu. High counts 5/13 Lac qui Parle (1, 100, Big Stone N.W.R.) KRE, 5/14 Lyon (350, Sham Lake) StK, 5/21 Yellow Medicine (116, Miedd Lake) GWe.
2018Summer2340 Reported from all regions except Northeast. First county breeding record 7/27 Hubbard REn.
2018Fall1335 High counts 9/3 Lyon (137, Sham Lake) GWe, 8/6 Faribault (80, Wells W.T.P.) JmP, JPr. Late north 9/3 Grant (6, North Ottawa Impoundment) IVa, Kittson (8) RAE, Marshall DFe, 9/8 Grant (North Ottawa Impoundment) CNn (median 9/7). Late south 9/16 Murray HHD, Scott (5) BHe, 9/17 McLeod ANy (median 9/16).
2019Spring2442 Early south (median 4/30) 5/3 Cottonwood (2) ebd, Faribault IVa, 5/4 Big Stone WPl, Sherburne (3) ebd, Watonwan MiO, JWH. Early north (median 5/8) 5/8 Clay TCL, 5/12 Douglas (2) JLK, Todd (max. 16) JLK, m.ob. High count 5/20 Grant (127, North Ottawa Impoundment) PEB, SBM.
2019Summer2847 Reported statewide. First county breeding record: 7/13 Dakota KBg. High counts 7/26 Lac qui Parle (126, Salt Lake) KDS, DwS, 6/4 Beltrami (122, Lower Red Lake) ebd.
2019Fall1632 High counts 8/4 Faribault (79, Wells W.T.P.) DnS, PNi, 8/3 Grant (60, North Ottawa Impoundment) MKu. Late north 8/24–26 Grant (max. 8) CNn, m.ob., Marshall DLP, Traverse (2) ebd, 9/1, 9/5 Roseau CRM, m.ob. (median 9/7). Late south 9/14 Hennepin ClB, Mower (4) JWH, 9/16 Carver VWe (median 9/16).
2020Spring2349 Early south (median 4/30) 4/29 Redwood (Westline W.M.A.) KEm, (Timm Lake) REn, m.ob., 4/30 Freeborn PEJ, 5/2 Watonwan APi, m.ob., Yellow Medicine REn, m.ob. Early north (median 5/8) 5/11 Clay TCL, 5/14 Douglas MJB, m.ob., Grant (100) WPl, Pine (max. 200) SBE, m.ob., Todd (14) AaL, m.ob. High counts 5/14 Goodhue (760, combined total from Lake Pepin, Little Goose Lake, North Lake, and Lake Byllesby) WCM, 5/14 Steele (500, Armstrong Wetland Restoration) MaS.
2020Summer1937 Found in all regions except Northeast. First county breeding records: 7/26 Blue Earth ChH, 7/11 Traverse GWe. High counts 7/11 Lac qui Parle (75, Big Stone N.W.R.) GWe, 7/1 Marshall (65, Agassiz N.W.R.) ebd.
2020Fall1337 High counts 8/8 Steele (150, Armstrong Wetland Restoration) NHa, 8/6 Big Stone (80, West Toqua Lake) REn, m.ob. Late north 9/3 Red Lake DWK, 9/4 Kittson (3) CRM, m.ob., 9/14 Aitkin KCR (median 9/7). Late south 9/16 Wright (2) ebd, 9/18 Lincoln (5) GWe, 9/24 Sherburne SLH (median 9/16).
2021Spring2844 Early south (median 4/30) 5/1 Cottonwood (11) DHr, Lac qui Parle (5) DMz, Lyon (2) LiH, SBE, Pipestone (3) VKl, LVD, HVD. Early north (median 5/8) 5/1 Grant (2, North Ottawa Impoundment) CNn, 5/8–9 Crow Wing (max. 4) ebd, 5/11 Grant (North Ottawa Impoundment) MGi, Marshall REn, RLF. High counts 5/22 Becker (80, Hamden Slough N.W.R.) TKa, 5/22 Pennington (80, Thief River Falls W.T.P.) AxB.
2021Summer2844 Seen in every region except Northeast. High counts 6/4 Lyon (75, Black Rush Lake W.P.A.) ebd, 6/10 Aitkin (75, Rice Lake N.W.R.) ebd, 6/25 Marshall (60, Agassiz N.W.R.) StK, ebd, 7/16 Lyon (60, Coon Creek W.M.A.) GWe.
2021Fall1939 High count 8/5 Grant (40, Stony Brook Twp.) CRM, m.ob. Late north 9/1 Becker (2) DFe, m.ob., 9/4 Marshall (3) JPr, CRM, m.ob., Pennington (3) JPr, CRM, m.ob. (median 9/7). Late south 9/9 Pipestone (4) ebd, 9/11 Anoka (7) GWe, Goodhue ebd (median 9/16).
 
 Breeds throughout, except far northeast.

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.