Table 4.
Time of divergence estimates for northern leopard frog (Rana pipiens) populations in North Dakota
| Time | Converged units | Beaumont model median convergence time in generations (95% CI) | Cornuet–Miller model median convergence time in generations (95% CI) |
|---|---|---|---|
| 1 | Lower Red (E) and Upper Red/Sheyenne (E) | 638 (129, 5,770) | 588 (128, 4,630) |
| 2 | Little Missouri (W) and Lower Yellowstone (W) | 5,220 (1,470, 13,400) | 2,890 (730, 8,850) |
| 3 | Heartknife (W) and Cannonball (W) | 7,770 (2,320, 14,200) | 7,880 (2,390, 13,700) |
| 4 | Red River/Sheyenne Basins (E) and James/Oahe (E) | 3,230 (685, 14,000) | 3,190 (780, 13,200) |
| 5 | Sakakawea (E) and Souris (E) | 7,140 (2,220, 14,600) | 5,490 (1,650, 12,600) |
| 6 | Missouri/Yellowstone (W) and Cannonball/Heartknife (W) | 8,550 (3,470, 16,400) | 6,430 (2,620, 14,200) |
| 7 | Sakakawea/Souris (E) and Turtle Mountains (E) | 6,830 (2,000, 14,400) | 8,600 (3,200, 15,700) |
| 8 | Northeast (E) and Red River/James/Oahe (E) | 9,970 (3,620, 19,000) | 10,900 (4,290, 19,100) |
| 9 | All Western Populations (W) and all Eastern Populations (E) | 18,100 (13,100, 19,900) | 13,600 (6,390, 19,600) |
E, population located east of the Missouri River; W, population located west of the Missouri River.