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  1. Towed passive acoustic monitoring complements visual survey methods for Heaviside’s dolphins <em>Cephalorhynchus heavisidii</em> in the Namibian Islands Marine Protected Area

    Towed passive acoustic monitoring complements visual survey methods for Heaviside’s dolphins Cephalorhynchus heavisidii in the Namibian Islands Marine Protected Area

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: T Gridley --- , South Africa MJ Martin --- , South Africa J Slater --- , South Africa J-P Roux --- , Namibia RJ Swift --- , United Kingdom SH Elwen --- , South Africa
    The genus Cephalorhynchus contains four dolphin species, of which three are classified as Near Threatened or Endangered and one subspecies is close to extinction. Understanding the species’ abundance, distributions and habitat preferences is necessary for effective management to prevent further...