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Acoustic measurement of cardiac function on northern elephant seals

Research output: Contribution to journalArticle

DOI

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Acoustic measurement of cardiac function on northern elephant seals. / Burgess, William C.; Tyack, Peter L.; Leboeuf, Burney J.; Costa, Daniel P.

In: Journal of the Acoustical Society of America, Vol. 100, No. 4, 01.01.1996.

Research output: Contribution to journalArticle

Harvard

Burgess, WC, Tyack, PL, Leboeuf, BJ & Costa, DP 1996, 'Acoustic measurement of cardiac function on northern elephant seals' Journal of the Acoustical Society of America, vol. 100, no. 4. https://doi.org/10.1121/1.416106

APA

Burgess, W. C., Tyack, P. L., Leboeuf, B. J., & Costa, D. P. (1996). Acoustic measurement of cardiac function on northern elephant seals. Journal of the Acoustical Society of America, 100(4). https://doi.org/10.1121/1.416106

Vancouver

Burgess WC, Tyack PL, Leboeuf BJ, Costa DP. Acoustic measurement of cardiac function on northern elephant seals. Journal of the Acoustical Society of America. 1996 Jan 1;100(4). https://doi.org/10.1121/1.416106

Author

Burgess, William C. ; Tyack, Peter L. ; Leboeuf, Burney J. ; Costa, Daniel P. / Acoustic measurement of cardiac function on northern elephant seals. In: Journal of the Acoustical Society of America. 1996 ; Vol. 100, No. 4.

Bibtex - Download

@article{23e9505a7b614003accb2fbda647549b,
title = "Acoustic measurement of cardiac function on northern elephant seals",
abstract = "A self‐contained acoustic recording tag has obtained signatures of heartbeat from both captive and free‐ranging northern elephant seals (Mirounga angustirostris). Simultaneous electrocardiogram (ECG) and acoustic signatures obtained from the submerged captive seal confirm that seal heartbeat can be monitored acoustically. Recordings from the free‐ranging seal demonstrate shallow‐water apneic heart rates of 40 to 55 beats per minute, comparable to past observations with ECG tags. Observation of a sixfold increase in beat amplitude at the surface (110 dB re: 1 μPa) over that at depth (94 dB re: 1 μPa) may reflect increases in stroke volume at the surface. The findings suggest the feasibility of long‐term, reliable, quantitative, and noninvasive cardiac monitoring of a variety of free‐ranging marine animals using acoustic logging techniques.",
author = "Burgess, {William C.} and Tyack, {Peter L.} and Leboeuf, {Burney J.} and Costa, {Daniel P.}",
year = "1996",
month = "1",
day = "1",
doi = "10.1121/1.416106",
language = "English",
volume = "100",
journal = "Journal of the Acoustical Society of America",
issn = "0001-4966",
publisher = "Acoustical Society of America",
number = "4",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Acoustic measurement of cardiac function on northern elephant seals

AU - Burgess, William C.

AU - Tyack, Peter L.

AU - Leboeuf, Burney J.

AU - Costa, Daniel P.

PY - 1996/1/1

Y1 - 1996/1/1

N2 - A self‐contained acoustic recording tag has obtained signatures of heartbeat from both captive and free‐ranging northern elephant seals (Mirounga angustirostris). Simultaneous electrocardiogram (ECG) and acoustic signatures obtained from the submerged captive seal confirm that seal heartbeat can be monitored acoustically. Recordings from the free‐ranging seal demonstrate shallow‐water apneic heart rates of 40 to 55 beats per minute, comparable to past observations with ECG tags. Observation of a sixfold increase in beat amplitude at the surface (110 dB re: 1 μPa) over that at depth (94 dB re: 1 μPa) may reflect increases in stroke volume at the surface. The findings suggest the feasibility of long‐term, reliable, quantitative, and noninvasive cardiac monitoring of a variety of free‐ranging marine animals using acoustic logging techniques.

AB - A self‐contained acoustic recording tag has obtained signatures of heartbeat from both captive and free‐ranging northern elephant seals (Mirounga angustirostris). Simultaneous electrocardiogram (ECG) and acoustic signatures obtained from the submerged captive seal confirm that seal heartbeat can be monitored acoustically. Recordings from the free‐ranging seal demonstrate shallow‐water apneic heart rates of 40 to 55 beats per minute, comparable to past observations with ECG tags. Observation of a sixfold increase in beat amplitude at the surface (110 dB re: 1 μPa) over that at depth (94 dB re: 1 μPa) may reflect increases in stroke volume at the surface. The findings suggest the feasibility of long‐term, reliable, quantitative, and noninvasive cardiac monitoring of a variety of free‐ranging marine animals using acoustic logging techniques.

UR - http://www.scopus.com/inward/record.url?scp=0010406294&partnerID=8YFLogxK

U2 - 10.1121/1.416106

DO - 10.1121/1.416106

M3 - Article

VL - 100

JO - Journal of the Acoustical Society of America

T2 - Journal of the Acoustical Society of America

JF - Journal of the Acoustical Society of America

SN - 0001-4966

IS - 4

ER -

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ID: 255590668