Aarhus University Seal / Aarhus Universitets segl

Professor Peter Teglberg Madsen

Seismic surveys in Baffin Bay and the Greenland regulation

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Standard

Seismic surveys in Baffin Bay and the Greenland regulation. / Kyhn, Line Anker; Wisniewska, Danuta Maria; Tougaard, Jakob; Simon, Malene; Mosbech, Anders; Madsen, Peter Teglberg.

2017. Abstract from North Water Polynya Conference , Copenhagen, Denmark.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Harvard

APA

CBE

Kyhn LA, Wisniewska DM, Tougaard J, Simon M, Mosbech A, Madsen PT. 2017. Seismic surveys in Baffin Bay and the Greenland regulation. Abstract from North Water Polynya Conference , Copenhagen, Denmark.

MLA

Kyhn, Line Anker et al. Seismic surveys in Baffin Bay and the Greenland regulation. North Water Polynya Conference , 22 Nov 2017, Copenhagen, Denmark, Conference abstract for conference, 2017.

Vancouver

Kyhn LA, Wisniewska DM, Tougaard J, Simon M, Mosbech A, Madsen PT. Seismic surveys in Baffin Bay and the Greenland regulation. 2017. Abstract from North Water Polynya Conference , Copenhagen, Denmark.

Author

Kyhn, Line Anker ; Wisniewska, Danuta Maria ; Tougaard, Jakob ; Simon, Malene ; Mosbech, Anders ; Madsen, Peter Teglberg. / Seismic surveys in Baffin Bay and the Greenland regulation. Abstract from North Water Polynya Conference , Copenhagen, Denmark.

Bibtex

@conference{c6dcf6009bfb45ea9889f634dbfb6db9,
title = "Seismic surveys in Baffin Bay and the Greenland regulation",
abstract = "Seismic surveys increasingly operate in deeper Arctic waters with propagation conditions and a marine mammal fauna different from better-studied temperate or shallow-water regions. Therefore we quantified the noise contributions from four concurrent seismic surveys in Baffin Bay, Greenland, to estimate theirpotential impacts on Arctic marine mammals using calibrated 31 sound recorders. The impact was cumulative as the noise level rose in response to the onset of each survey: On a minute-to-minute scale the sound exposure levels varied with up to 70 dB (20 dB on average), depending on range to the seismic vessel, local bathymetry effects and interference patterns, showing a significant change in the auditory scene for marine mammals. The measured values matched well with pre-season modeling, emphasizing the value of noise modeling in impact assessments, if species-specific responses of focal marine mammals are known.The results of the study is discussed in relation to the current regulation of underwater noise in Greenland with focus on the NOW Polynya.",
author = "Kyhn, {Line Anker} and Wisniewska, {Danuta Maria} and Jakob Tougaard and Malene Simon and Anders Mosbech and Madsen, {Peter Teglberg}",
year = "2017",
month = nov,
day = "21",
language = "English",
note = "North Water Polynya Conference ; Conference date: 22-11-2017 Through 24-11-2017",

}

RIS

TY - ABST

T1 - Seismic surveys in Baffin Bay and the Greenland regulation

AU - Kyhn, Line Anker

AU - Wisniewska, Danuta Maria

AU - Tougaard, Jakob

AU - Simon, Malene

AU - Mosbech, Anders

AU - Madsen, Peter Teglberg

PY - 2017/11/21

Y1 - 2017/11/21

N2 - Seismic surveys increasingly operate in deeper Arctic waters with propagation conditions and a marine mammal fauna different from better-studied temperate or shallow-water regions. Therefore we quantified the noise contributions from four concurrent seismic surveys in Baffin Bay, Greenland, to estimate theirpotential impacts on Arctic marine mammals using calibrated 31 sound recorders. The impact was cumulative as the noise level rose in response to the onset of each survey: On a minute-to-minute scale the sound exposure levels varied with up to 70 dB (20 dB on average), depending on range to the seismic vessel, local bathymetry effects and interference patterns, showing a significant change in the auditory scene for marine mammals. The measured values matched well with pre-season modeling, emphasizing the value of noise modeling in impact assessments, if species-specific responses of focal marine mammals are known.The results of the study is discussed in relation to the current regulation of underwater noise in Greenland with focus on the NOW Polynya.

AB - Seismic surveys increasingly operate in deeper Arctic waters with propagation conditions and a marine mammal fauna different from better-studied temperate or shallow-water regions. Therefore we quantified the noise contributions from four concurrent seismic surveys in Baffin Bay, Greenland, to estimate theirpotential impacts on Arctic marine mammals using calibrated 31 sound recorders. The impact was cumulative as the noise level rose in response to the onset of each survey: On a minute-to-minute scale the sound exposure levels varied with up to 70 dB (20 dB on average), depending on range to the seismic vessel, local bathymetry effects and interference patterns, showing a significant change in the auditory scene for marine mammals. The measured values matched well with pre-season modeling, emphasizing the value of noise modeling in impact assessments, if species-specific responses of focal marine mammals are known.The results of the study is discussed in relation to the current regulation of underwater noise in Greenland with focus on the NOW Polynya.

M3 - Conference abstract for conference

T2 - North Water Polynya Conference

Y2 - 22 November 2017 through 24 November 2017

ER -