Data Collection Protocol Montioring River Otter (Lutra [=Lontra] canadensis)
Data Collection Protocol Montioring River Otter (Lutra [=Lontra] canadensis). SFEI Contribution No. 241. CA State University Stanislaus, U.S Forest Service, San Francisco Bay Regional Water Quality Control Board: Oakland, CAStanislaus, CA. p 11.
2002.