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EIA Database

Directional hydrophone clusters reveal evasive responses of small cetaceans to disturbance during construction at offshore windfarms

2023
Open Access Peer Reviewed Research Article

Proceedings of the Royal Society B - Biology Letters

Graham, I. M., Gillespie, D., Gkikopoulou, K. C., Hastie, G. D. and Thompson, P.M.

Testing of hypothesis that harbour porpoises respond to acoustic mitigation devices at an offshore windfarm by moving away. During baseline periods, porpoise movements were evenly distributed...
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Keywords: Acoustic deterrent device, Evasive response, Mitigation measures, Offshore windfarm, Passive acoustic monitoring, Phonotaxis

The use of seal scarers as a protective mitigation measure can induce hearing impairment in harbour porpoises

2019
Open Access Peer Reviewed Publication

Journal of the Acoustical Society of America

Schaffeld, T., Ruser, A., Woelfing, B., Baltzer, J., Kristensen, J. H., Larsson, J., Schnitzler, J. G. and Siebert, U.

Acoustic deterrent devices (ADDs) are used to deter seals from aquacultures but exposure of harbour porpoises (Phocoena phocoena) occurs as a side-effect. At construction sites, by...
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Keywords: Acoustic deterrent device, Harbour porpoise