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. The Big Blackfoot River restoration progress report for 2002 and 2003 . Fish populations; Fishes; Fishery management; Trout fisheries; Stream ecology; Blackfoot River (Mont. ). Whirling Disease Status Whirling disease, caused by the myxosporean parasite Myxoholus cerebralis, was first detected in the Blackfoot River in 1995 near Ovando, MT. Since then, the disease has increased in distribution and intensity. It now infects the lower 122 miles of the mainstem Blackfoot River and continues to expand in the lower reaches of some tributaries of Blackfoot River (Figure 55. Tables 13 and 14). 273

. The Big Blackfoot River restoration progress report for 2002 and 2003 . Fish populations; Fishes; Fishery management; Trout fisheries; Stream ecology; Blackfoot River (Mont. ). Whirling Disease Status Whirling disease, caused by the myxosporean parasite Myxoholus cerebralis, was first detected in the Blackfoot River in 1995 near Ovando, MT. Since then, the disease has increased in distribution and intensity. It now infects the lower 122 miles of the mainstem Blackfoot River and continues to expand in the lower reaches of some tributaries of Blackfoot River (Figure 55. Tables 13 and 14). 273  Stock Photo
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Library Book Collection / Alamy Stock Photo

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RHT917

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2606 x 959 px | 22.1 x 8.1 cm | 8.7 x 3.2 inches | 300dpi

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. The Big Blackfoot River restoration progress report for 2002 and 2003 . Fish populations; Fishes; Fishery management; Trout fisheries; Stream ecology; Blackfoot River (Mont. ). Whirling Disease Status Whirling disease, caused by the myxosporean parasite Myxoholus cerebralis, was first detected in the Blackfoot River in 1995 near Ovando, MT. Since then, the disease has increased in distribution and intensity. It now infects the lower 122 miles of the mainstem Blackfoot River and continues to expand in the lower reaches of some tributaries of Blackfoot River (Figure 55. Tables 13 and 14). 273 grade. â Sentlnet cage sKes Figure 55. Generalized distribution and grade infections of whirling disease for 2000-01 (left) and 2002 and 2003 (right) in the Blackfoot watershed. Table 13. Sentinel cage sampling results for six sections of the Blackfoot River in 2002 and 2003. River Location River Mile Date #Fish % Infected Mean Grade Infection Mean water temperature Comments Below Gold Creek 13 Jul-02 Jun-03 34 50 29 90 0.59 2.62 67.1 Below Elk Creek 27 Jul-02 Jul-03 29 75 1.59 66.3 Above Clearwater 38 38 Jul-02 Jul-02 19 50 89 68 2.79 1.48 64.1 Time series Time series Below Nevada Creek 67 Jul-02 Jul-03 31 50 54 88 0.9 2.12 66.6 Below Lincoln 90 Jul-02 32 93 2.44 59.6 Headwaters 122 Jul-02 Jun-03 36 50 0 2 0 0.02 91. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Pierce, Ron; Podner, Craig; Anderson, Ryen; Montana. Dept. of Fish, Wildlife, and Parks. Missoula, Mont. : Montana Fish, Wildlife and Parks

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