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  1. Population status of California sea otters /
    By: Ralls, Katherine - Siniff, D.B. - United States. Minerals Management Service. Pacific OCS Region
    Publication info: Los Angeles, Calif. :U.S. Dept. of the Interior, Minerals Management Service, Pacific OCS Region,[1988]
    Holding Institution: Smithsonian Libraries
    View Book
  1. The Plight of the 'Forgotten' Whales
    By: Brownwell, Robert L - Ralls, Katherine - Perrin, William F
    Type: Article
    In: Oceanus.
    Volume: 32
    Date: 1989
    Page Range: 5--13
    Publication info: Woods Hole, Mass.,Woods Hole Oceanographic Institution
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