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  1. Observations on the Diel Vertical Distribution of Hydromedusae in the Southern Benguela

    Observations on the Diel Vertical Distribution of Hydromedusae in the Southern Benguela

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: E. Buecher M. J. Gibbons
    Diel vertical migration (DVM) of six common species of hydromedusae was investigated during two drogue studies conducted in St Helena Bay on the west coast of South Africa in February 1995. Clytia spp., Obelia spp. and Bougainvillia macloviana, were largely...
  2. Hydromedusae Off the Orange River Mouth, Southern Africa

    Hydromedusae Off the Orange River Mouth, Southern Africa

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: C. Sparks M. J. Gibbons
    A total of 242 zooplankton samples from the upper 100 m of the water column was collected discontinuously from March 1997 to January 1999 off the Orange River mouth on the west coast of southern Africa. Six species of hydromedusae...