» Keywords » noise level

EIA Database

Marine propulsor underwater radiated noise emission characterization using sensor arrays

2024
Open Access Research Article

Applied Acoustics

Tanttari, J., Hynninen, A.

Model scale propeller in a cavitation tunnel is used as an example to assess accuracy and reliability of equivalent source method at predicting underwater noise radiation....
Read More

Keywords: ES model, Noise level, Point source, Propeller, Ship design

Frequency of greatest temporary hearing threshold shift in harbor porpoises (Phocoena phocoena) depends on the noise level.

2014
Pay-walled Peer Reviewed Publication

Journal of the Acoustical Society of America

Kastelein, R.A., Schop, J., Gransier, R., and Hoek, L.

Harbor porpoises may suffer hearing loss when they are exposed to high level sounds. After exposure for 60 min to a 6.5 kHz continuous tone at...
Read More

Keywords: Harbor Porpoise, Noise level, Sound pressure levels

Underwater temporary threshold shift in pinnipeds: Effects of noise level and duration.

2005
Pay-walled Peer Reviewed Publication

Journal of the Acoustical Society of America

Kastak, D., Southall, B.L., Schusterman, R.J. and Reichmuth Kastak, C.

Behavioral psychophysical techniques were used to evaluate the residual effects of underwater noise on the hearing sensitivity of three pinnipeds: a California sea lion (Zalophus californianus),...
Read More

Keywords: Noise level, Pinnipeds, Temporary threshold shift