Table 4 Pair-wise comparisons of geographical (km; upper diagonal) and genetic ( F _ST values; lower diagonal) distances among established populations of I. scapularis

1 Pembina Valley Provincial Park, MB

-

29

307

426

543

1452

1554

2241

2246

2 Stanley Trail, MB

0.0187

-

326 447

560

1465

1565

2247

2252

3 Itasca State Park, MN

0.0114

0.0110

-

123

238

1157

1272

1978

1983

4 Camp Ripley, MN

0.0418^***

0.0291^***

0.0214^*

-

145

1061

1186

1904

1909

5 St. Croix State Park, MN

0.0240^*

0.0231^*

0.0032

0.0033

-

921

1042

1758

1763

6 Point Pelee National Park, ON

0.0474^**

0.0416^***

0.0219^*

0.0225^**

0.0343^***

-

188

909

914

7 Long Point Provincial Park, ON

0.0692^***

0.0743^***

0.0604^***

0.0459^***

0.0604^***

0.0462^***

-

738

743

8 Trustom Pond, RI

0.0461^***

0.0720^***

0.0847^***

0.0664^***

0.0830^***

0.0788^***

0.0701^*** -

5

9 Hazard Island, RI

0.1873^***

0.2305^***

0.2590^***

0.2160^***

0.2451^***

0.2393^***

0.2012^***

0.0516^***

-