Lookout Effectiveness cruise report Feb 2011

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In order to address requirements under the Marine Mammal Protection Act Letters of Authorization permitted to the U.S. Navy, three U.S. Navy civilian marine mammal observers (MMOs; Ms. Amy Farak, Ms. Julie Rivers, and Dr. Robert Uyeyama) and one U.S. Navy contractor (Dr. Thomas A. Jefferson) participated in two consecutive ASW exercise events in the Hawaii Range Complex from 15‐22 February, 2011 (Figure 1). These MMOs were stationed aboard a U.S. Navy destroyer, hereafter referred to as DDG‐D. The goals of the monitoring and this study were to: 1. Collect data to assess the effectiveness of the Navy lookout team. 2. Obtain data to characterize the possible exposure of marine species to mid‐frequency active sonar (MFAS). 3. Achieve close coordination between the contracted aerial survey team, Navy aircraft on the range, range control, and th