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	pages = {495{\textendash}503},
	publisher = {Cambridge University Press},
	keywords = {Marine Mammals, Seals},
	issn = {0269-7270},
	doi = {10.1017/S0269727000012872},
	url = {http://journals.cambridge.org/abstract{\_}S0269727000012872},
	author = {Summers, C. F. and Harwood, J.}
}
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	year = {2011},
	pages = {108pp},
	keywords = {Dolphins, Marine Mammals},
	url = {http://www.snh.org.uk/pdfs/publications/commissioned_reports/354.pdf},
	author = {Thompson, P M and Cheney, B and Ingram, S and Stevick, P and Wilson, B and Hammond, P S}
}
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	title = {Atlas of Cetacean Distribution in North-west European Waters},
	year = {2003},
	pages = {76},
	publisher = {Joint Nature Conservation Committee},
	organization = {Joint Nature Conservation Committee},
	address = {Peterborough},
	keywords = {Marine Mammals},
	isbn = {1 86107 550 2},
	url = {http://jncc.defra.gov.uk/PDF/CetaceansAtlas{\_}web.pdf},
	author = {Reid, J B and Evans, P G H and Northridge, S P}
}
@article {SeaMammalResearchUnit2001,
	title = {Breeding and moulting season surveys of common seals (Phoca vitulina) around Scotland},
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	year = {2001},
	pages = {1{\textendash}27},
	keywords = {Marine Mammals, marine survey, Scotland., Seal, Seals},
	url = {http://www.snh.org.uk/pdfs/publications/commissioned_reports/f00pa41.pdf},
	author = {Sea Mammal Research Unit, NERC}
}
@article {CallanDuck2010,
	title = {Surveys of harbour (common) seals around Scotland August 2008},
	number = {361},
	year = {2010},
	keywords = {Marine Mammals, Seals},
	issn = {324 (ROAME No. R07AC707)},
	url = {http://www.snh.org.uk/pdfs/publications/commissioned_reports/361.pdf},
	author = {Duck, C}
}
@article {CallanDuck2012,
	title = {Surveys of harbour (common) and grey seals in the Outer Hebrides and the Moray Firth in August 2011},
	number = {518},
	year = {2012},
	keywords = {Marine Mammals, Seals},
	url = {http://www.snh.org.uk/pdfs/publications/commissioned_reports/518.pdf},
	author = {Duck, C and Morris, C and Sea Mammal Research Unit, NERC}
}
