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Breeding male grey seals exhibit similar activity budgets across varying exposures to human activity

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Breeding male grey seals exhibit similar activity budgets across varying exposures to human activity. / Bishop, Amanda; Pomeroy, Patrick; Twiss, Sean D.

In: Marine Ecology Progress Series, Vol. 527, 07.05.2015, p. 247-259.

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Bishop, A, Pomeroy, P & Twiss, SD 2015, 'Breeding male grey seals exhibit similar activity budgets across varying exposures to human activity' Marine Ecology Progress Series, vol. 527, pp. 247-259. https://doi.org/10.3354/meps11254

APA

Bishop, A., Pomeroy, P., & Twiss, S. D. (2015). Breeding male grey seals exhibit similar activity budgets across varying exposures to human activity. Marine Ecology Progress Series, 527, 247-259. https://doi.org/10.3354/meps11254

Vancouver

Bishop A, Pomeroy P, Twiss SD. Breeding male grey seals exhibit similar activity budgets across varying exposures to human activity. Marine Ecology Progress Series. 2015 May 7;527:247-259. https://doi.org/10.3354/meps11254

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Bishop, Amanda ; Pomeroy, Patrick ; Twiss, Sean D. / Breeding male grey seals exhibit similar activity budgets across varying exposures to human activity. In: Marine Ecology Progress Series. 2015 ; Vol. 527. pp. 247-259.

Bibtex - Download

@article{3480a0c27ef2421fb825a24932b5c868,
title = "Breeding male grey seals exhibit similar activity budgets across varying exposures to human activity",
abstract = "Human-wildlife interactions can be incidental or direct through activities such as wildlife tourism. In the presence of anthropogenic activities, some animals exhibit behavioural alterations such as increased vigilance or spatial displacement. Thus, chronic exposure could be adverse to individual fitness through loss of energy or time. Pinnipeds are exposed to human activities in the aquatic environment and on land, but the degree of exposure varies across a species' geographic distribution. For example, breeding colonies of grey seals Halichoerus grypus along the mainland coast of England are exposed to anthropogenic disturbance in the forms of tourism and military activities; however, many offshore colonies are relatively undisturbed. Due to the recent expansion of mainland colonies, the impacts of human presence during the breeding season are of urgent interest for managers. Therefore, the aim of this study was to test for any behavioural adjustments associated with anthropogenic presence by comparing the activity budgets of individual male grey seals at a mainland colony with activity budgets from 2 isolated colonies. We found no evidence of differences in the male activity budgets for time spent in non-active behaviours across colonies, and of the 3 colonies, males on the mainland spent the least amount of time alert. This indicates that as capital breeders, selection for conservation of energy is potentially overriding short-term costs of local stressors or that males at the mainland colony have habituated to human presence. Our results demonstrate the importance of understanding species-and life history-stage-specific selection pressures when considering management actions.",
keywords = "Wildlife tourism, Halichoerus grypus, Behaviour, Conservation, Management",
author = "Amanda Bishop and Patrick Pomeroy and Twiss, {Sean D.}",
year = "2015",
month = "5",
day = "7",
doi = "10.3354/meps11254",
language = "English",
volume = "527",
pages = "247--259",
journal = "Marine Ecology Progress Series",
issn = "0171-8630",
publisher = "Inter-Research",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Breeding male grey seals exhibit similar activity budgets across varying exposures to human activity

AU - Bishop, Amanda

AU - Pomeroy, Patrick

AU - Twiss, Sean D.

PY - 2015/5/7

Y1 - 2015/5/7

N2 - Human-wildlife interactions can be incidental or direct through activities such as wildlife tourism. In the presence of anthropogenic activities, some animals exhibit behavioural alterations such as increased vigilance or spatial displacement. Thus, chronic exposure could be adverse to individual fitness through loss of energy or time. Pinnipeds are exposed to human activities in the aquatic environment and on land, but the degree of exposure varies across a species' geographic distribution. For example, breeding colonies of grey seals Halichoerus grypus along the mainland coast of England are exposed to anthropogenic disturbance in the forms of tourism and military activities; however, many offshore colonies are relatively undisturbed. Due to the recent expansion of mainland colonies, the impacts of human presence during the breeding season are of urgent interest for managers. Therefore, the aim of this study was to test for any behavioural adjustments associated with anthropogenic presence by comparing the activity budgets of individual male grey seals at a mainland colony with activity budgets from 2 isolated colonies. We found no evidence of differences in the male activity budgets for time spent in non-active behaviours across colonies, and of the 3 colonies, males on the mainland spent the least amount of time alert. This indicates that as capital breeders, selection for conservation of energy is potentially overriding short-term costs of local stressors or that males at the mainland colony have habituated to human presence. Our results demonstrate the importance of understanding species-and life history-stage-specific selection pressures when considering management actions.

AB - Human-wildlife interactions can be incidental or direct through activities such as wildlife tourism. In the presence of anthropogenic activities, some animals exhibit behavioural alterations such as increased vigilance or spatial displacement. Thus, chronic exposure could be adverse to individual fitness through loss of energy or time. Pinnipeds are exposed to human activities in the aquatic environment and on land, but the degree of exposure varies across a species' geographic distribution. For example, breeding colonies of grey seals Halichoerus grypus along the mainland coast of England are exposed to anthropogenic disturbance in the forms of tourism and military activities; however, many offshore colonies are relatively undisturbed. Due to the recent expansion of mainland colonies, the impacts of human presence during the breeding season are of urgent interest for managers. Therefore, the aim of this study was to test for any behavioural adjustments associated with anthropogenic presence by comparing the activity budgets of individual male grey seals at a mainland colony with activity budgets from 2 isolated colonies. We found no evidence of differences in the male activity budgets for time spent in non-active behaviours across colonies, and of the 3 colonies, males on the mainland spent the least amount of time alert. This indicates that as capital breeders, selection for conservation of energy is potentially overriding short-term costs of local stressors or that males at the mainland colony have habituated to human presence. Our results demonstrate the importance of understanding species-and life history-stage-specific selection pressures when considering management actions.

KW - Wildlife tourism

KW - Halichoerus grypus

KW - Behaviour

KW - Conservation

KW - Management

U2 - 10.3354/meps11254

DO - 10.3354/meps11254

M3 - Article

VL - 527

SP - 247

EP - 259

JO - Marine Ecology Progress Series

T2 - Marine Ecology Progress Series

JF - Marine Ecology Progress Series

SN - 0171-8630

ER -

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ID: 212936047