Forster's Tern(Sterna forsteri) |
Year | Season | N | S | |
1932 | Summer | | | The only nest of this western bird was found at Swan Lake, May 28th, with 3 eggs (Dobia). |
1934 | Summer | | | 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. " |
1938 | Summer | | | G. Swanson found 6 nests in a slough in Cottonwood County on May 30. |
1940 | Summer | | | R. 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. |
1945 | Summer | | | 1 young, Hennepin Co., June 18, Don and Eldeen Jacobs. |
1947 | Summer | | | 2 nests, 6 eggs, May 30, Heron Lake, Jacobs; 11 nests, many young, July 6, Hennepin Co., Jacobs. |
1961 | Summer | | | On 24 June, the Huber brothers found five nests containing two or three each, at Swan Lake. |
1962 | Summer | | | June 23, Swan Lake, Nicollet Co., 3, 3, 2, 1 eggs, H. Huber. |
1963 | Spring | | | April 13, Frog Lake, Stevens County, E. Strubbe; April 16, Minneapolis, R. Janssen; April 20, Lac qui Parle County, R. Grant. |
1963 | Summer | | | Ramsey Co., July 13, y just out of nest, A. C. Rosenwinkel. Hennepin Co., Minneapolis, July 4, ad, 2y, R. B. Janssen. |
1963 | Fall | | | latest, Sept. 1, Nobles Co., Avifaunal Club. |
1964 | Spring | | | 4-12 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. |
1964 | Fall | | | 9-10 Ramsey Co, 6, ACR. |
1965 | Spring | | | earliest 4-6 Dakota Co, FN. |
1965 | Fall | | | latest 9-12 Minneapolis, VL; 9-30 Wabasha, DGM. |
1966 | Spring | | | earliest 4-16 Minneapolis, EMB; 4-17 Wabasha Co, DGM; 4-18 Minneapolis, RBJ. |
1966 | Summer | | | nested in Hennepin Co; also reported from Stearns, Nobles, Ramsey, Grant and Stevens Co's. |
1966 | Fall | | | Latest 9-18 Stearns Co., RPR; 9-21 Lyon Co., PE; 9-25 Becker Co., RPR. |
1967 | Spring | | | early 4-8 Nicollet Co., DB and Ramsey Co., BL; 4-9 Hennepin Co., FN/ MAS; 4-12 Wright Co., EC. |
1967 | Summer | | | nested Hennepin Co.; also reported from Pope, Lac qui Parle, Big Stone, Nobles Co's. 125 December 1967 |
1967 | Fall | | | latest 8-20 Wright Co., DB; 9-6 Big Stone Co., JAH; 9-18 Lyon Co., PE. |
1968 | Spring | | | early 4-13 Minneapolis, TKS; 4-15 Lyon Co., BL; 4-16 Bloomington, Hennepin Co., FN/ MAS, VL. |
1968 | Summer | | | nested in Clearwater, Todd Co's; also reported from Nobles, Lyon, Wright, Hennepin Co's. |
1968 | Fall | | | 9-4 and 9-14 Hennepin (Grass Lake) 10 and 1 VL. |
1969 | Spring | | | 4-15 Nobles Co., HSH; 4-17 Hennepin Co., RBJ; 4-26 (7) Wright Co., EIS; 5-3 Becker Co., EGK. |
1969 | Summer | | | reported from Ottertail, Wright, Jackson, Nobles, Hennepin, and Marshall Co's. 109 December 1969 |
1969 | Fall | | | 8-15 Nobles HSH; 8-25 Winona BTV; 8-31 Hennepin VL. |
1970 | Spring | | | early 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. |
1970 | Summer | | | nested at Grass Lake, Hennepin Co. (VL) and in Wright Co; also reported from Wabasha, Nobles, jackson and Watonwan Co's. |
1970 | Fall | | | late north 9·30 Mille Lacs KE, RR; 70-24 Itasca )G; only report south 8-9 Pope BH. |
1971 | Spring | | | early 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. |
1971 | Summer | | | nested in Hennepin; also reported from Itasca, Nicollet, Marshall, Clearwater, McLeod, Carver, Lyon, Wright and Stevens. |
1971 | Fall | | | late south 9-20 Kandiyohi; 10-3 Wright; late north 9-6 Ottertail; 9-24 Grant; 9-30 Marshall. |
1973 | Summer | | | Seen in Marshall, Clay, Cass (7-28 GN), Todd, Pope, Swift, Kandiyohi, Wright, Hennepin, Nicollet, Jackson. |
1973 | Fall | | | Seen in Cass, Hennepin, Nicollet. Peak 8-11 Pope (50) (BAH). |
1974 | Spring | | | 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. |
1974 | Summer | | | Nested in Pipestone; also reported from 15 other counties. |
1974 | Fall | | | Latest 9-28 Marshall AR; 10-4 Pope RBJ. |
1975 | Spring | | | 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. |
1975 | Summer | | | Nested in Hennepin; also reported from Marshall, Kandiyohi, Wright, Ramsey, Cottonwood, Lyon, Lincoln, Rock and Jackson. |
1975 | Fall | | | late north 9-26 Marshall SV; (only report north) late south 9-7 Lac qui Parle HC; 10-2 Pope DM. |
1976 | Spring | | | 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. |
1976 | Summer | | | nested in Hennepin and Todd; also reported from Marshall, Clearwater, Ottertail, Pope, Lyon,Murray, Wright and Ramsey. |
1976 | Fall | | | Late north 9-1 Duluth, 9-11 Otter Tail; late south 9-6 Stearns, 9-12 Pipestone, 9-14 Blue Earth. |
1977 | Spring | | | 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. |
1977 | Summer | | | 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. |
1978 | Summer | | | Breeding reported from Marshall, Todd and Anoka; seen also in 16 counties as far east as Lake of the Woods, Stearns, Washington and Freeborn. |
1978 | Fall | | | Late north 10-11 Cass KE; late south 9-9 Lyon RJ, 9-10 Hennepin OJ. |
1979 | Spring | | | Early south 3-31 Dakota KG, 4-4 Kandiyohi OJ; early north 4-18 Clay SM, 4-21 Marshall CMB. |
1979 | Summer | | | 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). |
1979 | Fall | | | Late north 10-7 Traverse SM; late south 9-2 Olmsted JF. |
1980 | Spring | | | 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. |
1980 | Summer | | | 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). |
1980 | Fall | | | 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. |
1981 | Spring | | | 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. |
1981 | Summer | | | Breeding data from Todd, Douglas, Pope, Stevens, Big Stone. Seen throughout range. |
1981 | Fall | | | 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. |
1982 | Spring | | | 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. |
1982 | Summer | | | Breeding data from Todd; nesting reported from Marshall. Seen in 14 other counties throughout the range. |
1982 | Fall | | | 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. |
1983 | Spring | | | 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. |
1983 | Summer | | | Breeding data from Todd. Seen in 13 other counties throughout range. Late migrants: 6/2, 4 Duluth (KRE). |
1983 | Fall | | | 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. |
1984 | Spring | | | 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. |
1984 | Summer | | | nested in Marshall and Todd (300 pairs on L. Osakis -NH); also seen in I 0 other counties. |
1984 | Fall | | | 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. |
1985 | Spring | | | 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. |
1985 | Summer | | | Nested in Todd (300 nests on L. Osakis, NH). Also seen in 15 other counties throughout range. |
1985 | Fall | | | 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. |
1986 | Spring | | | 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. |
1986 | Summer | | | 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 ). |
1986 | Fall | | | 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. |
1987 | Spring | | | 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. |
1987 | Summer | | | Nested in Todd, Pope. Also seen in 17 other counties within range. |
1987 | Fall | | | 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. |
1988 | Spring | | | 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. |
1988 | Summer | | | 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). |
1989 | Spring | | | 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. |
1989 | Summer | | | Nested in Marshall ; seen in 20 other counties as far east as a line through Roseau, Clearwater, Todd, Ramsey, Olmsted, Fillmore. |
1989 | Fall | | | 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. |
1990 | Spring | | | 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. |
1990 | Summer | | | 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. |
1990 | Fall | | | 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. |
1991 | Spring | | | 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. |
1991 | Summer | | | 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. |
1991 | Fall | | | 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. |
1992 | Spring | | | 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. |
1992 | Summer | | | Nested in Marshall; seen in 26 additional counties as far west as a line through Lake of the Woods, Ramsey, Winona. |
1992 | Fall | | | 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. |
1993 | Spring | | | 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. |
1993 | Summer | | | Nested in Hennepin; seen in 22 additional counties in all regions except northeast and southeast. |
1993 | Fall | | | 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. |
1994 | Spring | | | 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. |
1994 | Summer | | | 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. |
1994 | Fall | | | 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. |
1995 | Spring | | | 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. |
1995 | Summer | | | Nested in Marshall, Clearwater, Hennepin; probable nesting in Kittson, Rock. Seen in 22 additional counties in all regions except northeast and southeast. |
1995 | Fall | | | 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. |
1996 | Spring | | | Early south 4/13 Mower RRK and Scott DN, 4/14 Goodhue SC. Early north 5/3 Douglas MN, 5/4 Wadena PBi. |
1996 | Summer | | | Nested in Marshall, Douglas; probable nesting in Todd. Observed in 22 additional counties in all regions except northeast and southeast. |
1996 | Fall | | | 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. |
1997 | Spring | | | 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. |
1997 | Summer | | | 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. |
1997 | Fall | | | 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. |
1998 | Spring | | | 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. |
1998 | Summer | | | Observed in 29 counties in all regions, including St. Louis in the northeast and Olmsted in the southeast. |
1998 | Fall | | | Late north 10/12 Roseau KB, 10/18 Lake KE. No representative late south dates; last reported 9/16 Rice JL. |
1999 | Spring | | | 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. |
1999 | Summer | | | Seen in 24 counties as far east as a line through Beltrami, Wadena, Washington, Freeborn. |
1999 | Fall | | | 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. |
2000 | Spring | | | 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. |
2000 | Summer | | | Seen in 27 counties in all regions except north central and northeast (and only 6/8 Houston MHF in southeast). |
2000 | Fall | | | 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. |
2001 | Spring | | | 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. |
2001 | Summer | | | 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.
|
2001 | Fall | | | 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. |
2002 | Spring | | | 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. |
2002 | Summer | | | Seen in 26 counties as far north as a line through Kittson, Clearwater, Wadena, Chisago. |
2002 | Fall | | | 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. |
2003 | Spring | | | 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. |
2003 | Summer | | | 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. |
2003 | Fall | | | 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. |
2004 | Spring | | | 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. |
2004 | Summer | | | Seen in 23 counties in all regions of the state except Northeast, Southeast. |
2004 | Fall | | | 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. |
2005 | Spring | | | 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). |
2005 | Summer | | | Observed in 23 counties in all regions except Northeast. |
2005 | Fall | | | 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. |
2006 | Spring | | | 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). |
2006 | Summer | | | Seen in 29 counties in all regions except Northeast, Southeast. |
2006 | Fall | | | 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). |
2007 | Spring | 13 | 38 | 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. |
2007 | Summer | 8 | 23 | Reported from record high number of counties. Observed in all regions except Southeast. |
2007 | Fall | 12 | 12 | 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. |
2008 | Spring | 19 | 38 | 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. |
2008 | Summer | 8 | 22 | Observed in all regions except Northwest, Southeast. |
2008 | Fall | 11 | 10 | 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). |
2009 | Spring | 22 | 40 | 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. |
2009 | Summer | 10 | 14 | Found in all regions except Southeast. |
2009 | Fall | 11 | 5 | Late north 10/5 Traverse CRM, 11/1 (record late) Douglas JPE (median 10/11). Late south 9/6 Rice DAB (median 9/27). |
2010 | Spring | 12 | 34 | 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. |
2010 | Summer | 9 | 14 | Reported from all regions except Northeast. |
2010 | Fall | 8 | 12 | 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). |
2011 | Spring | 17 | 42 | 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. |
2011 | Summer | 12 | 16 | Reported from all regions except Northeast, Southeast. |
2011 | Fall | 6 | 20 | 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. |
2012 | Spring | 15 | 37 | 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. |
2012 | Summer | 12 | 18 | Reported from all regions except Northeast, Southeast. |
2012 | Fall | 10 | 17 | 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). |
2013 | Spring | 23 | 44 | 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. |
2013 | Summer | 14 | 27 | Observed in all regions except Southeast. First county breeding record for Faribault JSc. |
2013 | Fall | 14 | 18 | 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). |
2014 | Spring | 20 | 44 | Early 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. |
2014 | Summer | 12 | 19 | Observed in all regions except Southeast. |
2014 | Fall | 9 | 23 | 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). |
2015 | Spring | 18 | 34 | 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. |
2015 | Summer | 16 | 20 | Reported from all regions except Southeast. |
2015 | Fall | 12 | 23 | 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). |
2016 | Spring | 21 | 40 | 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. |
2016 | Summer | 12 | 22 | Reported from all regions except Southeast. High count 7/28 Otter Tail (40, Dead Lake) LJS. |
2016 | Fall | 16 | 16 | 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). |
2017 | Spring | 17 | 45 | 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. |
2017 | Summer | 16 | 18 | Found in every region except Southeast. |
2017 | Fall | 12 | 20 | 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). |
2018 | Spring | 25 | 47 | 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. |
2018 | Summer | 13 | 24 | Found in every region except Northeast, Southeast. |
2018 | Fall | 13 | 26 | Â 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). |
2019 | Spring | 27 | 47 | 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. |
2019 | Summer | 16 | 29 | Â Seen in all regions except Northeast, Southeast. High counts 6/5 Wright (65, Granite Lake) RBd, 6/28 Clearwater (60, Upper Rice Lake) MSS. |
2019 | Fall | 19 | 24 | 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). |
2020 | Spring | 24 | 50 | 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. |
2020 | Summer | 14 | 20 | 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. |
2020 | Fall | 13 | 32 | 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). |
2021 | Spring | 21 | 47 | 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. |
2021 | Summer | 17 | 25 | Observed in every region. High count 7/7 Clearwater (40, Gonvick) ebd. |
2021 | Fall | 18 | 29 | 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). |
2022 | Spring | 24 | 47 | 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. |
2022 | Summer | 16 | 26 | Observed in every region except Southeast. First county breeding record: 7/26 Sherburne ebd. |
2022 | Fall | 13 | 22 | 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). |
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  | Breeds mostly west, central, and south-central. Migrant throughout. State designation: Special Concern. |