Environmental Assessment for the Issuance of an Incidental Harassment Authorization for West Harrison Bay Seismic Surveys and Ice Trail Construction in the Arctic

This Environmental Assessment analyzes the environmental impacts of the National Marine Fisheries Service’s proposal to issue an Incidental Harassment Authorization, pursuant to section 101(a)(5)(D) of the Marine Mammal Protection Act, to Narwhal, LLC., for the take of small numbers of marine mammals incidental to seismic surveys and sea ice trail construction and operation in West Harrison Bay, Alaska