Library

Browse our library for more information on the National Wetlands Inventory and the work we do, including wetland status and trend reports, and the classification of wetlands and deepwater habitats. If you need help accessing a document, please email us at: wetlands_team@fws.gov.

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The National Wetlands Inventory (NWI) provides users with scientifically-based information on wetlands and deepwater habitats to promote the understanding and conservation of the Nation’s wetland resources through research, education, resource management and policy development.

This collection includes all available National Status and Trends Reports, State and Regional Status and Trends Reports, Status and Trends Technical Information, and Status and Trends Related Reports.
Browse our full collection of stories highlighting the importance of wetlands and the role the U.S. Fish and Wildlife Service plays in conserving them.