Data / Federal rules / 2025-08231

Takes of Marine Mammals Incidental to Specified Activities; Taking Marine Mammals Incidental to the Lower Columbia River Dredged Material Management Plan, Oregon and Washington

The National Oceanic and Atmospheric Administration published this final rule in the Federal Register on May 12, 2025. It takes effect on November 1, 2027.

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What the agency says

NMFS, upon request from the U.S. Army Corps of Engineers (USACE), issues regulations to govern the unintentional taking of marine mammals incidental to implementation of the Lower Columbia River Dredged Material Management Plan in Oregon and Washington over 5 years (2027-2032). These regulations, which allow for the issuance of a Letter of Authorization (LOA) for the incidental take of marine mammals during the specified activities and timeframes, prescribe the permissible methods of taking and effecting the least practicable adverse impact on marine mammal species or stocks and their habitat, as well as monitoring and reporting requirements.

Key facts

Document number: 2025-08231
Type: Final rule
Action: Final rule
Agency: Commerce Department; National Oceanic and Atmospheric Administration
Published: May 12, 2025
Takes effect: November 1, 2027
Dates: This rule is effective from November 1, 2027 through February 29, 2032.
Docket: Docket No. 250505-0077
Regulation ID (RIN): 0648-BN12
Code of Federal Regulations: 50 CFR 217
Topics: Administrative practice and procedure; Endangered and threatened species; Marine mammals; Wildlife
Pages: 18

The document on federalregister.gov PDF

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Everything from the National Oceanic and Atmospheric Administration · Rules on administrative practice and procedure · Rules on endangered and threatened species · Rules on marine mammals · Published in May 2025

Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.