Describes results from 1990, the second year of a continuing study of the effects of noise from oil production activities on bowhead and (secondarily) white whales during their spring migrations around Alaska. Additional data was collected on physical acoustics, whale reactions to helicopters, and reactions of bowheads to the same type of drilling noise used in 1989.sound propagation and whale responses to playbacks of continuous drilling noise from an ice platform, as studied in pack ... Procurement Operations ... During all playback experiments, we projected underwater sounds that had been recorded 130 m from Chevrona#39;s Karluk ... A Sony TC-D5M cassette recorder played a 3-min loop tape of the continuous Karluk sounds. A Marantz PMD430 audio cassette recorder was used to record the monitor hydrophone signal and signals receivedanbsp;...
|Title||:||Acoustic effects of oil production activities on bowhead and white whales visible during spring migration near Pt. Barrow, Alaska, 1990 phase|
|Author||:||William John Richardson, L.G.L. Limited, Environmental Research Associates, United States. Minerals Management Service. Procurement Operations|