Natural Population (Watershed) Z. aquatica Bass Lake Clearwater River Dahler Lake Decker Lake Garfield Lake Mud Hen Lake Necktie River Ottertail Lake Phantom Lake Lake Plantagenet Shell Lake Upper Rice Lake
Z. aquatica (UMR) 156.7 198.2 88.7 188.6 146.3 139.1 154.9 133.7 124.6 166.4 146.3 180.4
Bass Lake (UMR) 156.7 140.4 68.4 69.9 84.5 190.8 84.3 197.8 179.9 97.5 145.5 125.5
Clearwater River (RRN) 198.2 140.4 143.7 80.5 64.0 300.2 59.4 130.3 286.3 44.4 63.8 18.7
Dahler Lake (UMR) 88.7 68.4 143.7 107.1 80.4 156.6 86.9 149.6 142.8 101.7 117.9 125.2
Decker Lake (UMR) 188.6 69.9 80.5 107.1 53.4 254.7 45.9 178.3 242.5 48.7 112.0 71.3
Garfield Lake (UMR) 146.3 84.5 64.0 80.4 53.4 236.9 8.9 126.1 223.2 21.6 63.6 45.9
Mud Hen Lake (SCR) 139.1 190.8 300.2 156.6 254.7 236.9 243.2 270.6 14.9 258.2 265.9 281.6
Necktie River (UMR) 154.9 84.3 59.4 86.9 45.9 8.9 243.2 132.6 229.6 15.3 68.0 42.4
Ottertail Lake (RRN) 133.7 197.8 130.3 149.6 178.3 126.1 270.6 132.6 255.8 131.4 69.3 121.8
Phantom Lake (SCR) 124.6 179.9 286.3 142.8 242.5 223.2 14.9 229.6 255.8 244.5 251.2 267.6
Lake Plantagenet (UMR) 166.4 97.5 44.4 101.7 48.7 21.6 258.2 15.3 131.4 244.5 63.7 28.1
Shell Lake (UMR) 146.3 145.5 63.8 117.9 112.0 63.6 265.9 68.0 69.3 251.2 63.7 52.8
Upper Rice Lake (RRN) 180.4 125.5 18.7 125.2 71.3 45.9 281.6 42.4 121.8 267.6 28.1 52.8