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Legend for Range Maps
 Nesting Species  Permanent Resident  Migrant/Summer Visitor  Former Range
 Winter Visitor  Casual Species  Accidental Species
Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow Tree Swallow
Tree Swallow
Normal Distribution
 North (59 observations)
Counties(19): Aitkin, Becker, Beltrami, Carlton, Cass, Crow Wing, Douglas, Itasca, Kanabec, Kittson, Koochiching, Mahnomen, Mille Lacs, Norman, Otter Tail, Pine, St. Louis, Todd, Wadena

Data: 6/1 Aitkin TPu, 6/1 Carlton TPu, 6/1 Kanabec TPu, 6/1 Kanabec TPu (1), 6/1 St. Louis TPu (5), 6/1 Aitkin HCT, 6/1 Itasca SC, 6/1 Otter Tail bjargue (8), 6/1 Pine DPi (1), 6/2 Itasca SC, 6/2 Mille Lacs MAJ, 6/2 Mille Lacs LMc (2), 6/3 Koochiching HCT, 6/4 Itasca HCT, 6/4 Becker NaH, 6/4 Mille Lacs MAJ, 6/4 Todd LMc (1), 6/4 Todd LMc (1), 6/4 Todd LMc (1), 6/5 Mille Lacs DPG (1), 6/5 Aitkin MAJ, 6/5 Douglas LMc (5), 6/6 Aitkin MAJ, 6/6 Itasca SC, 6/6 Itasca SC, 6/6 St. Louis AiS (1), 6/6 Todd LMc (1), 6/7 Aitkin MAJ, 6/7 Crow Wing MAJ, 6/7 Mille Lacs MAJ, 6/7 Carlton NoK (2), 6/7 Itasca SC, 6/7 Cass DFN, 6/8 Mille Lacs MAJ, 6/8 Wadena PJB, 6/8 Kanabec NoK (7), 6/8 St. Louis NoK (4), 6/8 Beltrami DFN, 6/9 Becker NaH, 6/9 Beltrami DFN, 6/10 Itasca SC, 6/10 Becker NaH, 6/10 Mille Lacs DPG (2), 6/10 Mille Lacs DPG (1), 6/10 Beltrami DFN, 6/11 Mahnomen MJB, 6/11 Becker NaH, 6/11 Norman MJB, 6/11 Beltrami DFN, 6/12 Itasca SC, 6/12 Kittson MJB, 6/12 Beltrami DFN, 6/13 Becker NaH, 6/13 Crow Wing MAJ, 6/13 Beltrami DFN, 6/14 Aitkin MAJ, 6/14 Mille Lacs MAJ, 6/14 Itasca DFN, 6/14 Itasca SC

 South (208 observations)

Counties(37): Benton, Big Stone, Blue Earth, Brown, Carver, Chippewa, Chisago, Dakota, Faribault, Fillmore, Freeborn, Goodhue, Hennepin, Houston, Isanti, Kandiyohi, Lac qui Parle, Lincoln, McLeod, Meeker, Mower, Olmsted, Pope, Ramsey, Renville, Scott, Sherburne, Sibley, Stearns, Stevens, Swift, Wabasha, Waseca, Washington, Winona, Wright, Yellow Medicine.

Data: 6/1 Washington JAn, 6/1 Wright ToL, 6/1 Hennepin ToL, 6/1 Sherburne ToL, 6/1 Hennepin ABL, 6/1 Hennepin ABL (1), 6/1 Hennepin ABL, 6/1 Hennepin DWK, 6/1 Hennepin CMB, 6/1 Scott BAb, 6/1 Benton HHD, 6/1 Houston NaH, 6/1 Scott TPu (2), 6/1 Chisago DnS (1), 6/1 Chisago DnS (2), 6/1 Chisago DnS (4), 6/1 Chisago DnS (3), 6/1 Washington DnS (3), 6/1 Meeker PKF, 6/1 Stearns AaL (7), 6/1 Olmsted NoK (1), 6/1 Olmsted NoK (5), 6/1 Hennepin ABL, 6/1 Houston RAE, 6/1 Benton DOr, 6/1 Chisago DPi (3), 6/1 Wright JakeSeaberg (5), 6/1 McLeod JLA (6), 6/1 Renville JLA (1), 6/1 Sherburne LMc (7), 6/1 Houston CRM, 6/2 Hennepin JBs, 6/2 Washington DFN, 6/2 Scott CMB, 6/2 Isanti DPG (1) [confirmed], 6/2 Isanti DPG (1), 6/2 Pope AaL (2), 6/2 Pope AaL (7), 6/2 Pope AaL (25), 6/2 Pope AaL (3), 6/2 Pope AaL (4), 6/2 Pope AaL (4), 6/2 Houston NaH, 6/2 Hennepin ABL, 6/2 Hennepin CMB, 6/2 Scott SSc, 6/2 Houston RAE, 6/2 Benton DOr, 6/2 Stearns JakeSeaberg (45), 6/2 Houston CRM, 6/2 Scott JHe (5), 6/3 Hennepin ABL, 6/3 Hennepin ABL, 6/3 Hennepin ABL, 6/3 Hennepin ToL, 6/3 Hennepin ToL, 6/3 Hennepin ToL, 6/3 Wright RAE, 6/3 Winona RAE, 6/3 Winona NaH, 6/3 Dakota DAh, 6/3 Mower HHi (8), 6/3 Benton DOr, 6/3 Waseca RZi, 6/3 Winona CRM, 6/4 Hennepin ABL, 6/4 Houston JJS, 6/4 Houston JJS, 6/4 Olmsted NoK (4), 6/4 Olmsted NoK (1), 6/4 Olmsted NoK (2), 6/4 Chippewa SHo (3), 6/4 Chippewa SHo (8), 6/4 Houston JPr (1), 6/4 Houston JPr (6), 6/4 Mower HHi (3), 6/4 Benton DOr, 6/4 Ramsey DnS (3), 6/4 Big Stone DLP, 6/4 Houston CRM, 6/4 Lincoln SLH, 6/5 Goodhue PEJ, 6/5 Isanti DPG (1), 6/5 Washington DFN, 6/5 Wright ToL, 6/5 Hennepin ABL, 6/5 Brown BTS, 6/5 Faribault DWK, 6/5 Houston JJS, 6/5 Washington SSc, 6/5 Washington KMS, 6/5 Houston DAh, 6/5 Houston DAh, 6/5 Winona DAh, 6/5 Wabasha DAh, 6/5 Sherburne DOr, 6/5 Dakota TPu (5), 6/5 Dakota TPu (3), 6/5 Winona DnS (12), 6/5 Winona DnS (1), 6/5 Pope LMc (1), 6/5 Pope LMc (1), 6/5 Pope LMc (3), 6/5 Pope LMc (1), 6/6 Olmsted SHo (1), 6/6 Winona PRH, 6/6 Winona JJS, 6/6 Wabasha JJS, 6/6 Kandiyohi RAE, 6/6 Stearns HHD, 6/6 Winona JPr (12), 6/6 Winona JPr (3), 6/6 Washington AiS (1), 6/6 Washington AiS (1), 6/6 Washington AiS (2), 6/6 Mower HHi, 6/6 Wabasha DnS (2), 6/6 Winona DnS (6), 6/6 Winona RZi, 6/6 Lac qui Parle DLP, 6/6 Winona CRM, 6/6 Scott JHe (1), 6/7 Hennepin ABL (2), 6/7 Hennepin ABL, 6/7 Faribault AiS (1), 6/7 Freeborn AiS (9), 6/7 Mower ARW (2), 6/7 Mower HHi (2), 6/7 Wright ToL, 6/7 Blue Earth ChH, 6/7 Benton DOr, 6/7 Chisago DPi (1), 6/7 McLeod JLA (2), 6/7 Houston DnS (10), 6/7 Houston DnS (2), 6/7 Washington JHe (1), 6/8 Hennepin ABL (1), 6/8 Hennepin ABL (4), 6/8 Hennepin ABL, 6/8 Benton DOr, 6/8 Dakota DPi (6), 6/8 Benton DOr, 6/8 Goodhue TPu (1), 6/8 Olmsted TPu, 6/8 Meeker PKF, 6/8 Dakota AiS (9), 6/8 Olmsted AiS (1), 6/8 Scott AiS (2), 6/8 Wabasha AiS (1), 6/8 Wright ToL, 6/8 Wabasha DWK, 6/8 Isanti MHe, 6/8 Chisago MHe, 6/8 Benton HHD, 6/8 Winona DnS (2), 6/8 Sherburne LMc (18), 6/8 Hennepin CMB, 6/8 Stevens DLP, 6/8 Washington JHe (4), 6/9 Sherburne LMc (2), 6/9 Wright LMc (2), 6/9 Wright LMc (2), 6/9 Hennepin DWK, 6/9 Wright ToL, 6/9 Swift DLP, 6/9 Wright RAE (2), 6/9 Benton HHD, 6/9 Wright MAJ, 6/9 Isanti DPG (1), 6/9 McLeod JLA (21), 6/9 Washington JHe (3), 6/9 Washington JHe (1), 6/9 Fillmore TAN, 6/10 Wright ToL, 6/10 Carver ANy, 6/10 Sherburne CRM, 6/10 Yellow Medicine DLP, 6/10 Washington JHe (1), 6/10 Sibley SHo (6), 6/10 Sibley SHo (1), 6/11 Dakota TAT, 6/11 McLeod JLA (2), 6/11 Hennepin ABL, 6/11 Yellow Medicine RAE, 6/11 Wright ToL, 6/11 Wright MAJ, 6/11 Goodhue JHe (1), 6/12 Hennepin ABL, 6/12 Washington JHe (2), 6/12 Hennepin CMB, 6/12 Houston SHo (2), 6/12 Houston SHo (8), 6/13 Benton HHD, 6/13 Stearns HHD, 6/13 Hennepin ABL, 6/13 Mower DWK, 6/13 Hennepin CMB, 6/13 Mower RAE, 6/14 Mower DAB, 6/14 Hennepin ABL, 6/14 Hennepin ABL, 6/14 Hennepin ABL, 6/14 Sherburne ToL, 6/14 Wright ToL, 6/14 Stearns HHD, 6/14 Mower RAE, 6/14 Freeborn RAE, 6/14 Hennepin CMB