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EIA Database

Retrofit-induced changes in the radiated noise and monopole source levels of container ships

2023
Open Access Peer Reviewed Research Article

Plos ONE

ZoBell, V.M., Gassmann, M., Kindberg, L.B., Wiggins, S.M., Hildebrand, J.A and Frasier, K.E.

Analysis of radiated nose and monopole source levels of large container ship after retrofit. The container shipping line Maersk underwent a radical retrofit to increase capacity...
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Keywords: Acoustics, Engines, Noise reduction, Oceans, Reflection, Sea water, Ships, Sound pressure

Low-frequency whale and seismic airgun sounds recorded in the mid-Atlantic Ocean

2004
Pay-walled Journal Article

The Journal of the Acoustical Society of America

Nieukirk, S. L.

Beginning in February 1999, an array of six autonomous hydrophones was moored near the Mid-Atlantic Ridge (35°N–15°N, 50°W–33°W). Two years of data were reviewed for whale...
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Keywords: Aquatic ecology, Bioacoustics of mammals, Hydrophone, Oceans, Spectrograms, Vocalization