Department of Biology

Aarhus University Seal / Aarhus Universitets segl

Professor Peter Teglberg Madsen

Echolocation click source parameters of Australian snubfin dolphins (Orcaella heinsohni)

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

Standard

Echolocation click source parameters of Australian snubfin dolphins (Orcaella heinsohni). / de Freitas, Mafalda; Smith, Joshua N.; Jensen, Frants H.; Beedholm, Kristian; Madsen, Peter T.

In: Journal of the Acoustical Society of America, Vol. 143, No. 4, 2018, p. 2564-2569.

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

Harvard

de Freitas, M, Smith, JN, Jensen, FH, Beedholm, K & Madsen, PT 2018, 'Echolocation click source parameters of Australian snubfin dolphins (Orcaella heinsohni)', Journal of the Acoustical Society of America, vol. 143, no. 4, pp. 2564-2569. https://doi.org/10.1121/1.5034174

APA

de Freitas, M., Smith, J. N., Jensen, F. H., Beedholm, K., & Madsen, P. T. (2018). Echolocation click source parameters of Australian snubfin dolphins (Orcaella heinsohni). Journal of the Acoustical Society of America, 143(4), 2564-2569. https://doi.org/10.1121/1.5034174

CBE

de Freitas M, Smith JN, Jensen FH, Beedholm K, Madsen PT. 2018. Echolocation click source parameters of Australian snubfin dolphins (Orcaella heinsohni). Journal of the Acoustical Society of America. 143(4):2564-2569. https://doi.org/10.1121/1.5034174

MLA

de Freitas, Mafalda et al. "Echolocation click source parameters of Australian snubfin dolphins (Orcaella heinsohni)". Journal of the Acoustical Society of America. 2018, 143(4). 2564-2569. https://doi.org/10.1121/1.5034174

Vancouver

de Freitas M, Smith JN, Jensen FH, Beedholm K, Madsen PT. Echolocation click source parameters of Australian snubfin dolphins (Orcaella heinsohni). Journal of the Acoustical Society of America. 2018;143(4):2564-2569. https://doi.org/10.1121/1.5034174

Author

de Freitas, Mafalda ; Smith, Joshua N. ; Jensen, Frants H. ; Beedholm, Kristian ; Madsen, Peter T. / Echolocation click source parameters of Australian snubfin dolphins (Orcaella heinsohni). In: Journal of the Acoustical Society of America. 2018 ; Vol. 143, No. 4. pp. 2564-2569.

Bibtex

@article{db2ba3b1e2b6417da5cbaac161430250,
title = "Echolocation click source parameters of Australian snubfin dolphins (Orcaella heinsohni)",
abstract = "The Australian snubfin dolphin (Orcaella heinsohni) is endemic to Australian waters, yet little is known about its abundance and habitat use. To investigate the feasibility of Passive Acoustic Monitoring for snubfin dolphins, biosonar clicks were recorded in Cygnet Bay, Australia, using a four-element hydrophone array. Clicks had a mean source level of 200 +/- 5 dB re 1 mu Pa pp, transmission directivity index of 24 dB, mean centroid frequency of 98 +/- 9 kHz, and a root-mean-square bandwidth of 3163 kHz. Such properties lend themselves to passive acoustic monitoring, but are comparable to similarly-sized delphinids, thus requiring additional cues to discriminate between snubfins and sympatric species. (C) 2018 Acoustical Society of America.",
keywords = "INDO-PACIFIC HUMPBACK, NORTH-WESTERN AUSTRALIA, HIGH-FREQUENCY CLICKS, TURSIOPS-TRUNCATUS, HARBOR PORPOISES, SOUSA-CHINENSIS, NARROW-BAND, WILD, PATTERNS, SIGNALS",
author = "{de Freitas}, Mafalda and Smith, {Joshua N.} and Jensen, {Frants H.} and Kristian Beedholm and Madsen, {Peter T.}",
year = "2018",
doi = "10.1121/1.5034174",
language = "English",
volume = "143",
pages = "2564--2569",
journal = "Acoustical Society of America. Journal",
issn = "0001-4966",
publisher = "A I P Publishing LLC",
number = "4",

}

RIS

TY - JOUR

T1 - Echolocation click source parameters of Australian snubfin dolphins (Orcaella heinsohni)

AU - de Freitas, Mafalda

AU - Smith, Joshua N.

AU - Jensen, Frants H.

AU - Beedholm, Kristian

AU - Madsen, Peter T.

PY - 2018

Y1 - 2018

N2 - The Australian snubfin dolphin (Orcaella heinsohni) is endemic to Australian waters, yet little is known about its abundance and habitat use. To investigate the feasibility of Passive Acoustic Monitoring for snubfin dolphins, biosonar clicks were recorded in Cygnet Bay, Australia, using a four-element hydrophone array. Clicks had a mean source level of 200 +/- 5 dB re 1 mu Pa pp, transmission directivity index of 24 dB, mean centroid frequency of 98 +/- 9 kHz, and a root-mean-square bandwidth of 3163 kHz. Such properties lend themselves to passive acoustic monitoring, but are comparable to similarly-sized delphinids, thus requiring additional cues to discriminate between snubfins and sympatric species. (C) 2018 Acoustical Society of America.

AB - The Australian snubfin dolphin (Orcaella heinsohni) is endemic to Australian waters, yet little is known about its abundance and habitat use. To investigate the feasibility of Passive Acoustic Monitoring for snubfin dolphins, biosonar clicks were recorded in Cygnet Bay, Australia, using a four-element hydrophone array. Clicks had a mean source level of 200 +/- 5 dB re 1 mu Pa pp, transmission directivity index of 24 dB, mean centroid frequency of 98 +/- 9 kHz, and a root-mean-square bandwidth of 3163 kHz. Such properties lend themselves to passive acoustic monitoring, but are comparable to similarly-sized delphinids, thus requiring additional cues to discriminate between snubfins and sympatric species. (C) 2018 Acoustical Society of America.

KW - INDO-PACIFIC HUMPBACK

KW - NORTH-WESTERN AUSTRALIA

KW - HIGH-FREQUENCY CLICKS

KW - TURSIOPS-TRUNCATUS

KW - HARBOR PORPOISES

KW - SOUSA-CHINENSIS

KW - NARROW-BAND

KW - WILD

KW - PATTERNS

KW - SIGNALS

UR - http://www.scopus.com/inward/record.url?scp=85046492803&partnerID=8YFLogxK

U2 - 10.1121/1.5034174

DO - 10.1121/1.5034174

M3 - Journal article

C2 - 29716291

VL - 143

SP - 2564

EP - 2569

JO - Acoustical Society of America. Journal

JF - Acoustical Society of America. Journal

SN - 0001-4966

IS - 4

ER -