2010

Displaying items 40-50 of 82

Spatial Drift Dynamics of Shovelnose Sturgeon and Pallid Sturgeon Prelarvae in the Transition Zone of Ft. Peck Reservoir

Habitats in reservoir headwaters may cause high mortality of sturgeon prelarvae. Short inter-reservoir reaches export drifting p...

Investigation into Bias and Variability in Estimates of Population Size and Biomass when Catches of Individuals are Large Relative to the Total Population

Biomass of fish populations has traditionally been estimated by multiplying the average weight of captured fish by the estimated...

Culling as an Exploratory Field Technique to Reduce Overall Mortality During a Pasturella Spp. Outbreak in a Montana Bighorn Sheep Population

Several herds of Rocky Mountain bighorn sheep (Ovis Canadensis) in the United States and Canada have experienced all-age die-off...

Effectiveness of Flow Management and Rainbow Trout Harvest on Long-Term Viability of Native Yellowstone Cutthroat Trout in the South Fork Snake River

The South Fork Snake River supports one of the last remaining large-river populations of Yellowstone cutthroat trout (YCT, Oncho...

Epidemiologic Findings and Management Response During a Bighorn Sheep Die-Off in the Elkhorn Mountains of West-Central Montana

Bighorn sheep (Ovis canadensis) were introduced into the Elkhorn Mountains of west-central Montana in the mid 1990s. The populat...