Incidental Take Authorization: Narwhal, LLC's Oil and Gas Exploration Activities in West Harrison Bay, Alaska

Overview

Authority

Marine Mammal Protection Act

Action Status

Notice

Published

08/20/2025

Affected Species

Summary

NOAA Fisheries has issued an incidental harassment authorization to Narwhal, LLC to incidentally take by harassment marine mammals during oil and gas exploration activities in west Harrison Bay, Alaska.

Federal Register

Notice of Issued IHA
Notice of Proposed IHA

Supporting Materials

Issued IHA (PDF, 20 pages)
Link to Biological Opinion (PDF, 179 pages)
2025 Peer Review Report (PDF, 5 pages)
Finding of No Significant Impact (PDF, 2 pages)
Final Environmental Assessment (PDF, 91 pages)
Public Comments (pdf, 10 pages)
Application (PDF, 197 pages)
References (PDF, 10 pages)

Last updated by Office of Protected Resources on 09/02/2025