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Legend for Range Maps
 Nesting Species  Permanent Resident  Migrant/Summer Visitor  Former Range
 Winter Visitor  Casual Species  Accidental Species
Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck Ruddy Duck
Ruddy Duck
Normal Distribution
 North (54 observations)
Counties(11): Carlton, Douglas, Grant, Lake, Norman, Pennington, Pine, Roseau, Todd, Traverse, Wilkin

Data: 8/6 Grant MHe [probable], 8/6 Grant ArC (6), 8/10 Grant MtS (2), 8/10 Grant LGl, 8/10 Grant ToR (1), 8/10 Grant AaL (2), 8/11 Grant KCl (12), 8/11 Grant NaH, 8/11 Grant DAh, 8/11 Grant YNa (11), 8/18 Grant DWK, 8/20 Grant DFe (5), 8/21 Grant ArC (10), 8/29 Roseau MCy (1), 8/29 Roseau CRM, 8/29 Roseau RMS (1), 8/31 Roseau KRE, 9/1 Roseau DWK, 9/1 Roseau MCy (1), 9/1 Roseau HCT, 9/1 Roseau DPi (2), 9/1 Roseau LMc (2), 9/1 Roseau CRM, 9/1 Roseau RMS (2), 9/13 Grant KCl (22), 9/19 Pennington DOr, 9/22 Grant TPu (1), 9/22 Grant TPu, 9/22 Traverse TPu (7), 9/22 Traverse TPu (12), 9/26 Pine AxB (2), 9/28 Pennington KEm (75), 9/28 Pennington JWH, 9/30 Norman KEm (3), 9/30 Norman JWH (3), 10/1 Douglas MJB, 10/13 Todd SPS, 10/13 Douglas SPS, 10/15 Douglas KCl (2), 10/16 Douglas Kyle15, 10/17 Grant RAE (1), 10/19 Douglas DFe (1), 10/23 Wilkin RAE, 10/23 Wilkin MJB, 10/24 Wilkin TPu (8), 10/25 Pine DAB, 10/25 Carlton DAB, 10/27 Wilkin DWK, 10/27 Pine KCl (2), 10/27 Wilkin HCT, 10/28 Pine ANy, 10/28 Pine TPu (3), 10/28 Pine RAE, 10/29 Lake DFe (3)

 South (336 observations)

Counties(39): Anoka, Benton, Big Stone, Brown, Carver, Chisago, Dakota, Faribault, Freeborn, Goodhue, Hennepin, Jackson, Kandiyohi, Lac qui Parle, Lincoln, Lyon, Martin, McLeod, Meeker, Murray, Nicollet, Nobles, Olmsted, Pipestone, Ramsey, Redwood, Renville, Rice, Scott, Sherburne, Sibley, Stearns, Stevens, Swift, Wabasha, Washington, Watonwan, Wright, Yellow Medicine.

Data: 8/1 Hennepin MAJ, 8/1 Stearns HHD, 8/1 Hennepin ToL, 8/2 Meeker PKF, 8/2 Hennepin ToL, 8/2 Lac qui Parle DLP, 8/2 Hennepin ABL, 8/2 Lac qui Parle ARW (2), 8/2 Wright MAJ, 8/3 Hennepin ABL (1), 8/3 Meeker PKF, 8/3 Hennepin ToL, 8/3 Faribault DWK, 8/3 Sibley DWK, 8/4 Nicollet NoK (2), 8/4 Hennepin ABL (1), 8/4 Nicollet KCl (4), 8/4 McLeod TWe (5), 8/6 Meeker PKF, 8/6 Hennepin ABL (1), 8/6 Olmsted MAJ, 8/6 Hennepin ToL, 8/6 Big Stone DLP, 8/6 Olmsted LAV (1), 8/7 Hennepin ABL (1), 8/7 Hennepin ToL, 8/7 Nicollet TPu (2), 8/7 Hennepin ToL, 8/7 Nicollet LMc (1), 8/7 Nicollet RMS (1), 8/8 Martin NaH, 8/8 Kandiyohi DPG (10), 8/8 Martin CRM, 8/8 Martin RAE, 8/8 Martin LMc (3), 8/8 Martin RMS (3), 8/9 Faribault RAE, 8/9 Faribault CRM, 8/9 Faribault LMc (7), 8/9 Faribault LMc (3), 8/9 Faribault NaH, 8/9 Faribault RMS (7), 8/9 Faribault RMS (3), 8/10 Sibley DWK, 8/10 Stevens MtS (2), 8/10 Stevens AaL (2), 8/11 Stevens DLP, 8/11 Brown BTS, 8/13 Scott APi (2), 8/14 Faribault ArC (3), 8/14 Faribault ArC (4), 8/14 Faribault ArC (1), 8/17 Faribault DPi (2), 8/17 Martin DPi (1), 8/17 Sibley DPi (3), 8/17 Faribault KEm (6), 8/17 Faribault JWH, 8/17 Faribault TWe (2), 8/17 Martin TWe (1), 8/17 Sibley TWe (3), 8/18 Sibley RBW, 8/18 Hennepin ToL, 8/18 Martin KEm (6), 8/18 Martin JWH, 8/19 Faribault PEJ, 8/22 Swift WCM, 8/22 Brown ARW (5), 8/23 Sibley RBW, 8/24 Faribault DWK, 8/24 Brown ARW (3), 8/25 Watonwan KEm (3), 8/25 Watonwan JWH, 8/28 Faribault DFe (4), 8/31 Big Stone KEm (7), 8/31 Big Stone JWH, 9/1 Lac qui Parle ANy, 9/1 Redwood WCM, 9/2 Lincoln ANy, 9/3 Stevens KEm (25), 9/3 Stevens JWH, 9/5 Faribault KCl (1), 9/5 Faribault KCl (1), 9/6 Redwood BTS, 9/6 Redwood MiO, 9/7 Faribault DWK, 9/7 Faribault KEm (7), 9/8 Nobles BTS, 9/12 Stearns KEm (3), 9/18 Stearns Kyle15, 9/20 Hennepin TPu (7), 9/20 Stearns TPu, 9/20 Sibley CRM, 9/20 Renville CRM, 9/22 Pipestone DWK, 9/22 Stevens TPu, 9/22 Pipestone HCT, 9/22 Stearns MtS (4), 9/22 Sibley TWe (4), 9/23 Hennepin ABL (1), 9/23 Stevens RAE, 9/24 Meeker PKF, 9/25 Stearns HHD, 9/25 Benton HCT, 9/26 Hennepin ToL, 9/28 Hennepin ABL (1), 9/28 Hennepin ABL (23), 9/28 Stearns HHD, 9/28 Sibley DWK, 9/28 Stearns MtS (4), 9/28 Anoka DnS (6), 9/28 Ramsey DnS (11), 9/29 Hennepin ABL (1), 9/29 Hennepin ABL (2), 9/29 Hennepin ToL, 9/29 Pipestone DAh, 9/29 McLeod TWe (6), 9/30 Hennepin CMB, 9/30 Stearns HHD, 9/30 Hennepin ABL (4), 9/30 Stearns DOr, 10/1 Hennepin ToL, 10/2 Stearns MJB, 10/2 Stearns HHD, 10/2 Ramsey JHe (4), 10/2 Stearns Kyle15, 10/3 Stearns HHD, 10/3 Ramsey JHe (3), 10/3 Dakota KCl (1), 10/4 Hennepin ToL, 10/4 Meeker PKF, 10/5 Hennepin ABL (13), 10/6 Hennepin ABL (6), 10/6 Wright ToL, 10/6 Hennepin ToL, 10/6 Stearns HHD, 10/6 Watonwan ChH, 10/7 Hennepin ToL, 10/7 Hennepin JHe (6), 10/7 Stearns MtS (5), 10/8 Hennepin TPu, 10/8 Hennepin ABL (7), 10/9 Hennepin ABL (7), 10/9 Hennepin TPu, 10/9 Hennepin LMc (3), 10/9 Hennepin RMS (3), 10/10 Olmsted NoK (1), 10/10 Hennepin ToL, 10/10 Hennepin ABL, 10/10 Hennepin MAJ, 10/10 Hennepin TWe (10), 10/11 Hennepin ToL, 10/11 Hennepin ABL (3), 10/11 Hennepin DFe, 10/11 Hennepin TWe (8), 10/12 Hennepin ABL (5), 10/12 Hennepin ToL, 10/12 Nobles TPu, 10/12 Stearns Kyle15, 10/12 Faribault PEJ, 10/12 Jackson JWH, 10/13 Hennepin ABL, 10/13 Hennepin ABL, 10/13 Hennepin ToL, 10/13 Hennepin CRM, 10/14 Hennepin ABL (16), 10/14 Hennepin ABL (6), 10/14 Hennepin ToL, 10/14 Hennepin ToL, 10/14 Olmsted LAV (1), 10/15 Hennepin MAJ, 10/15 Hennepin ABL, 10/15 Hennepin ToL, 10/15 Hennepin ToL, 10/16 Hennepin ABL (1), 10/16 Hennepin ToL, 10/16 Washington JHe (4), 10/17 Yellow Medicine JJS, 10/17 Hennepin ToL, 10/17 Yellow Medicine NaH, 10/17 Yellow Medicine MCy (4), 10/17 Yellow Medicine CRM, 10/17 Yellow Medicine LMc (5), 10/17 Yellow Medicine RMS (5), 10/18 Yellow Medicine JJS, 10/18 Hennepin ToL, 10/18 Yellow Medicine NaH, 10/18 Yellow Medicine CRM, 10/18 Yellow Medicine LMc (8), 10/18 Sibley DPi (3), 10/18 Carver TWe (15), 10/18 Yellow Medicine RMS (8), 10/19 Hennepin MAJ, 10/19 Hennepin ToL, 10/19 Redwood JJS, 10/19 Redwood NaH, 10/19 Redwood CRM, 10/19 Redwood LMc (1), 10/19 Redwood DPi (2), 10/19 Redwood LPk, 10/19 Redwood LPk, 10/19 Hennepin TWe (20), 10/19 Jackson JWH, 10/19 Redwood RMS (1), 10/20 Redwood JJS, 10/20 Hennepin ToL, 10/20 Nicollet DWK, 10/20 Sibley DWK, 10/20 Olmsted NoK (1), 10/20 Hennepin ABL, 10/20 Redwood NaH, 10/20 Hennepin MAJ, 10/20 Redwood LMc (1), 10/20 Olmsted JPr (1), 10/20 Lyon DPi (2), 10/20 Lyon DPi (5), 10/20 Redwood RMS (1), 10/21 Hennepin ABL (3), 10/21 Washington JHe (22), 10/21 Ramsey DnS (3), 10/22 Stearns ANy, 10/22 Hennepin ToL, 10/22 Lincoln DPi (15), 10/22 Lyon DPi (7), 10/22 Goodhue KCl (22), 10/22 Meeker PKF, 10/24 Hennepin ABL (16), 10/24 Hennepin ABL (13), 10/24 Washington JHe (12), 10/25 Hennepin ABL (23), 10/25 Washington JHe (5), 10/26 Hennepin ABL (15), 10/26 Stearns HHD, 10/26 Stearns DPi (3), 10/26 Hennepin CRM, 10/26 Nicollet DWK, 10/27 Hennepin ABL, 10/28 Hennepin ToL, 10/29 Hennepin ABL (2), 10/29 Hennepin ToL, 10/29 Hennepin ABL (3), 10/29 Hennepin ToL, 10/29 Hennepin ToL, 10/29 Ramsey JHe (3), 10/29 Hennepin DWK, 10/29 Carver TWe (20), 10/30 Brown BTS, 10/30 Stearns HHD, 10/30 Washington JHe (5), 10/30 Hennepin TPu (1), 10/31 Stearns MJB, 10/31 Sherburne MJB, 11/1 Hennepin ToL, 11/1 Hennepin ABL (2), 11/1 Benton HHD, 11/1 Hennepin TPu (8), 11/2 Scott BAb, 11/2 Hennepin ABL (2), 11/2 Hennepin ABL (1), 11/2 Murray AaL (5), 11/3 Hennepin ABL (50), 11/4 Hennepin TPu, 11/4 Wright ToL, 11/4 Wright ToL, 11/4 Wright ToL, 11/4 Hennepin DFe (20), 11/5 Wright ANy, 11/5 Wright HCT, 11/5 Wright JHe (1), 11/5 Wright RAE (1), 11/5 Hennepin TPu, 11/5 Wright TPu (1), 11/6 Wright ToL, 11/6 Swift DLP, 11/6 Wabasha PEJ, 11/6 Wright ArC (1), 11/7 Wright ToL, 11/7 Hennepin ToL, 11/7 Hennepin MAJ, 11/8 Hennepin ABL (4), 11/8 Carver TPu, 11/8 Washington JHe (1), 11/9 Wright DWK, 11/9 McLeod DWK, 11/9 Hennepin ABL (3), 11/9 Faribault PEJ, 11/9 Chisago DPi (15), 11/9 Chisago DPi (12), 11/10 Hennepin ABL (2), 11/10 Wright MAJ, 11/10 Hennepin CRM, 11/10 Freeborn PEJ, 11/10 Dakota TPu (28), 11/11 Washington JHe (8), 11/11 Hennepin ABL (1), 11/11 Rice TPu, 11/14 Olmsted NoK (2), 11/15 Hennepin ABL (8), 11/15 Washington JHe (3), 11/15 Washington JHe (23), 11/16 Hennepin ABL (6), 11/16 Ramsey DnS (1), 11/17 Scott RAE, 11/17 Washington ANy, 11/17 Scott ANy, 11/17 Hennepin ABL (22), 11/17 Wright ToL, 11/17 Scott ToL, 11/17 Carver RAE (2), 11/17 Scott NoK (22), 11/17 Wright MAJ (3), 11/17 Scott TPu (20), 11/17 Washington TPu (50), 11/17 Freeborn PEJ, 11/17 Ramsey DnS (51), 11/17 Washington DnS (12), 11/17 Scott SSc, 11/17 Scott KMS, 11/17 Washington DPi (6), 11/17 Washington JHe (1), 11/17 Washington JHe, 11/17 Washington JHe (20), 11/18 Rice ANy, 11/18 Scott MAJ, 11/18 Hennepin ABL (7), 11/18 Washington RAE, 11/18 Washington JHe (1), 11/18 Washington JHe (5), 11/18 Washington JHe (4), 11/18 Scott Izziemm (7), 11/19 Wright ToL, 11/19 Meeker MJB, 11/19 Hennepin ABL (2), 11/19 Lac qui Parle DLP, 11/20 Wright MAJ, 11/20 McLeod MJB, 11/20 Hennepin ABL (4)