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Publisher: USGS | Science Center: Western Ecological Research Center (WERC, Sacramento) | Format: URL
www.werc.usgs.gov — Management agencies are interested in the development of a realistic predictive model of the southern sea otter population recovery and range expansion into southern California, as this would facilitate the informed assessment of potential impacts of sea otters on important industries (e.g., fisheries, eco-tourism), potential negative effects of More...
Publisher: USGS | Science Center: Forest and Rangeland Ecosystem Science Center (FRESC, Corvallis) | Format: URL
fresc.usgs.gov — The river otter (Lontra canadensis) is a top predator of most aquatic food chains. The goal of this study is to further evaluate the relationship among the contaminants and observed reproductive organ hypoplasia in young male river otters, their occurrence, and mode of action or mechanism that causes hypoplasia with a larger series of data from More...
U.S. Department of the Interior |
U.S. Geological Survey