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Photo-grammetric measurements of swimming speed and body length of basking sharks observed around the Hebrides, Scotland

Research output: Contribution to journalArticle

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Photo-grammetric measurements of swimming speed and body length of basking sharks observed around the Hebrides, Scotland. / Lacey, Claire; Leaper, Russell; Moscrop, Anna; Gillespie, Douglas Michael; McLanaghan, Richard; Brown, Steve.

In: Journal of the Marine Biological Association of the United Kingdom, Vol. 90, No. 2, 03.2010, p. 361-366.

Research output: Contribution to journalArticle

Harvard

Lacey, C, Leaper, R, Moscrop, A, Gillespie, DM, McLanaghan, R & Brown, S 2010, 'Photo-grammetric measurements of swimming speed and body length of basking sharks observed around the Hebrides, Scotland' Journal of the Marine Biological Association of the United Kingdom, vol. 90, no. 2, pp. 361-366. https://doi.org/10.1017/S0025315409000769

APA

Lacey, C., Leaper, R., Moscrop, A., Gillespie, D. M., McLanaghan, R., & Brown, S. (2010). Photo-grammetric measurements of swimming speed and body length of basking sharks observed around the Hebrides, Scotland. Journal of the Marine Biological Association of the United Kingdom, 90(2), 361-366. https://doi.org/10.1017/S0025315409000769

Vancouver

Lacey C, Leaper R, Moscrop A, Gillespie DM, McLanaghan R, Brown S. Photo-grammetric measurements of swimming speed and body length of basking sharks observed around the Hebrides, Scotland. Journal of the Marine Biological Association of the United Kingdom. 2010 Mar;90(2):361-366. https://doi.org/10.1017/S0025315409000769

Author

Lacey, Claire ; Leaper, Russell ; Moscrop, Anna ; Gillespie, Douglas Michael ; McLanaghan, Richard ; Brown, Steve. / Photo-grammetric measurements of swimming speed and body length of basking sharks observed around the Hebrides, Scotland. In: Journal of the Marine Biological Association of the United Kingdom. 2010 ; Vol. 90, No. 2. pp. 361-366.

Bibtex - Download

@article{8c0037545d5847949544a6d105406fa4,
title = "Photo-grammetric measurements of swimming speed and body length of basking sharks observed around the Hebrides, Scotland",
abstract = "Photo-grammetric techniques developed for measuring body length and small scale movement patterns of cetaceans were applied to surface swimming basking sharks off the west coast of Scotland. These methods removed the need for close approaches, reducing the likelihood of disturbing the focal animal. Average swimming speed was calculated from the total path length between shark locations measured at approximately one minute intervals. These average speeds varied from 0.49 to 0.73 ms−1 for tracks of between 30 and 170 minutes' duration. Body length measurements ranged between 2.35 and 6.43 m. For ten sharks where body length and swimming speed were measured there was a significant correlation between body length (L) and swimming speed (V) expressed as V = 0.36L033.",
keywords = "Basking shark, Photo-gammetric techniques, Size estimation",
author = "Claire Lacey and Russell Leaper and Anna Moscrop and Gillespie, {Douglas Michael} and Richard McLanaghan and Steve Brown",
note = "This work was funded and conducted by the International Fund for Animal Welfare.",
year = "2010",
month = "3",
doi = "10.1017/S0025315409000769",
language = "English",
volume = "90",
pages = "361--366",
journal = "Journal of the Marine Biological Association of the United Kingdom",
issn = "0025-3154",
publisher = "Cambridge Univ. Press",
number = "2",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Photo-grammetric measurements of swimming speed and body length of basking sharks observed around the Hebrides, Scotland

AU - Lacey, Claire

AU - Leaper, Russell

AU - Moscrop, Anna

AU - Gillespie, Douglas Michael

AU - McLanaghan, Richard

AU - Brown, Steve

N1 - This work was funded and conducted by the International Fund for Animal Welfare.

PY - 2010/3

Y1 - 2010/3

N2 - Photo-grammetric techniques developed for measuring body length and small scale movement patterns of cetaceans were applied to surface swimming basking sharks off the west coast of Scotland. These methods removed the need for close approaches, reducing the likelihood of disturbing the focal animal. Average swimming speed was calculated from the total path length between shark locations measured at approximately one minute intervals. These average speeds varied from 0.49 to 0.73 ms−1 for tracks of between 30 and 170 minutes' duration. Body length measurements ranged between 2.35 and 6.43 m. For ten sharks where body length and swimming speed were measured there was a significant correlation between body length (L) and swimming speed (V) expressed as V = 0.36L033.

AB - Photo-grammetric techniques developed for measuring body length and small scale movement patterns of cetaceans were applied to surface swimming basking sharks off the west coast of Scotland. These methods removed the need for close approaches, reducing the likelihood of disturbing the focal animal. Average swimming speed was calculated from the total path length between shark locations measured at approximately one minute intervals. These average speeds varied from 0.49 to 0.73 ms−1 for tracks of between 30 and 170 minutes' duration. Body length measurements ranged between 2.35 and 6.43 m. For ten sharks where body length and swimming speed were measured there was a significant correlation between body length (L) and swimming speed (V) expressed as V = 0.36L033.

KW - Basking shark

KW - Photo-gammetric techniques

KW - Size estimation

U2 - 10.1017/S0025315409000769

DO - 10.1017/S0025315409000769

M3 - Article

VL - 90

SP - 361

EP - 366

JO - Journal of the Marine Biological Association of the United Kingdom

T2 - Journal of the Marine Biological Association of the United Kingdom

JF - Journal of the Marine Biological Association of the United Kingdom

SN - 0025-3154

IS - 2

ER -

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ID: 22716657