| Author: | Witmer, G.W., and J.C. Lewis. |
| Book Title: | Wildlife-Habitat Relationships in Oregon and Washington. |
| Editor: | Johnson, D.H., and T.A. O'Neil. |
| Chapter Title: | Introduced Wildlife in Oregon and Washington |
| Publisher: | USDA National Wildlife Research Center-Staff Publications, Oregon State University Press. |
| Keywords: | Nutria, Myocaster coypus, Washington, Oregon, mammal |