Counties(9): Becker, Clearwater, Itasca, Mahnomen, Morrison, Otter Tail, Traverse, Wadena, Wilkin

Data: 4/6 Becker NaH, 4/13 Itasca SC, 4/14 Traverse ANy, 4/19 Wadena PJB, 4/20 Otter Tail SC, 4/21 Traverse ANy, 4/21 Traverse DBz, 4/23 Wilkin PEJ, 4/24 Clearwater AxB (6), 4/27 Wadena PJB, 4/30 Becker RAE, 4/30 Becker NaH, 5/3 Wadena PJB, 5/4 Morrison SEm (20), 5/6 Becker ANy, 5/6 Mahnomen ANy, 5/7 Wadena ANy, 5/11 Becker NaH, 5/13 Wadena PJB

 South (103 observations)

Counties(33): Benton, Big Stone, Blue Earth, Brown, Carver, Chippewa, Cottonwood, Dakota, Dodge, Faribault, Jackson, Le Sueur, Lincoln, Lyon, Martin, McLeod, Meeker, Nicollet, Nobles, Olmsted, Pope, Ramsey, Redwood, Renville, Rice, Rock, Sherburne, Sibley, Stearns, Steele, Wabasha, Washington, Watonwan.

Data: 3/14 Dodge RBW, 3/15 Wabasha PEJ, 3/16 Nobles KEm (2), 3/16 Nobles JWH (2), 3/17 Steele KCl (45), 3/27 Dakota DFN, 3/28 Meeker BNn (5), 3/28 Ramsey LiH (3), 3/30 Blue Earth ChH, 4/2 Blue Earth 0225, 4/2 Blue Earth ChH, 4/2 Sherburne MAJ, 4/2 Martin RBW, 4/2 Sherburne HHD, 4/2 Blue Earth Gweiss, 4/2 Blue Earth elifestblc, 4/2 Blue Earth watson.olivia, 4/2 Blue Earth ksenne, 4/7 Nicollet SC, 4/7 Rice RBW, 4/9 Blue Earth ChH, 4/9 Blue Earth 0225, 4/9 Blue Earth watson.olivia, 4/9 Blue Earth Gweiss, 4/9 Blue Earth elifestblc, 4/9 Blue Earth ksenne, 4/9 Blue Earth andrewimgarten (1), 4/10 Meeker PKF, 4/13 Blue Earth ChH, 4/14 Blue Earth elifestblc, 4/14 Carver TWe (2), 4/16 Chippewa MJB, 4/16 Dakota TPu (1), 4/16 Washington BDo (1), 4/17 McLeod JLA2891 (1), 4/18 Redwood BTS, 4/18 Faribault KEm (75), 4/18 Faribault JWH (75), 4/19 Lyon BWF, 4/19 Olmsted NoK (2), 4/21 Renville BAb, 4/21 Lincoln ANy, 4/21 Olmsted NoK (2), 4/21 Nicollet KCl (8), 4/21 Stearns MtS (3), 4/21 Cottonwood TPu (1), 4/21 Lyon TPu (1), 4/21 Lincoln DBz, 4/21 Watonwan KEm (2), 4/21 Washington BDo (2), 4/21 Watonwan JWH (2), 4/22 Rock ANy (8), 4/22 Watonwan ANy, 4/22 Dakota CMB, 4/22 Dakota SSc, 4/22 Rock DBz, 4/22 McLeod JLA2891 (1), 4/23 Benton DOr, 4/23 Lyon KCl (2), 4/23 Redwood KCl (4), 4/24 Watonwan ChH, 4/24 Stearns AaL (4), 4/25 Cottonwood SLH, 4/25 Cottonwood MJB, 4/25 Stearns HHD, 4/26 Washington DnS (2), 4/26 Washington JHe (4), 4/26 Washington KCl (6), 4/26 Nicollet CRM, 4/27 Stearns MtS (5), 4/27 Stearns MtS (4), 4/27 Lincoln SC, 4/27 Brown MiO, 4/27 Big Stone WCM, 4/27 Big Stone DOr, 4/27 Lincoln KEm (3), 4/27 Cottonwood JCC (5), 4/27 Le Sueur JCC (10), 4/28 Jackson ANy, 4/28 Renville RAE (2), 4/29 Benton HHD, 4/29 Cottonwood KEm (25), 4/30 Pope AaL (17), 4/30 Olmsted NoK (1), 4/30 Watonwan ANy, 4/30 Sibley WCM, 5/1 Rice JHe (2), 5/2 Stearns MtS (10), 5/3 Washington JHe (4), 5/3 Washington JHe (1), 5/3 Washington PNi, 5/3 Washington DnS (8), 5/4 Benton HHD, 5/5 Benton ANy, 5/5 Washington BDo (2), 5/5 Washington LiH (2), 5/7 Stearns HHD, 5/8 Carver TWe (2), 5/9 Stearns DPG (2), 5/9 Redwood LMc (6), 5/9 Carver TWe (2), 5/10 Benton HHD, 5/12 Jackson BAb