How many porpoises are there in the North Sea - and how many is enough?

P.S. Hammond, H. Benke, P. Berggren, A. Collet, M.P. Heide-Jorgensen, S. Heimlich-Boran, M.F. Leopold, N. Oien

    Research output: Other contributionPamphlet

    Original languageEnglish
    PublisherSea Mammal Research Unit
    Number of pages8
    Place of PublicationSt. Andrews
    Publication statusPublished - 1996

    Publication series

    NameBrochure / Sea Mammal Research Unit
    No.LIFE 92-2/UK/027

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