The dynamics of grey seals (Halichoerus grypus) off Amrum in the south-eastern North Sea — evidence of an open population
2002 ◽
Vol 47
(1)
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pp. 55-67
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2004 ◽
Vol 83
(4)
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pp. 267-285
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2000 ◽
Vol 95
(2)
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pp. 209-217
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2015 ◽
Vol 109
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pp. 21-27
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