Analysis of historic passive acoustic recordings in HRC Progress report

Authors: Department of the Navy Year published: 2011 File size: 360.57 KB

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The project’s goal is analysis of passive acoustic monitoring recordings that were obtained by scientists at Hawaii Institute of Marine Biology (HIMB) using Ecological Acoustic Recorders (EAR) devices. The information to be extracted from the recordings is on the presence of marine mammals and the nature of the sounds they make. Some of these historical recordings from 2009 and 2010 coincide with Naval training events in the areas around the islands of Oahu and Kauai. In optimal situations, analysis of days of recordings from a few days before, during, and a few days after the training events were available to characterize the baseline environmental acoustic state before and after events as well as any changes that may occur during events

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