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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Vance, Linda K. (Katherine) - Montana Natural Heritage Program. - Montana. Department of Environmental Quality - United States. Environmental Protection Agency.
    Publication info: Helena, Mont, Montana Natural Heritage Program, c2009
    Holding Institution: Montana State Library
    Subjects: Ephemeral streams  Federal Water Pollution Control Act  Montana  Prairie Pothole Region (Mont.)  United States  Wetland ecology  Wetlands