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  1. Environmental responses of jellyfish polyps as drivers of medusa populations off the coast of Namibia

    Environmental responses of jellyfish polyps as drivers of medusa populations off the coast of Namibia

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: L Ziegler --- Department of Biodiversity and Conservation Biology, South Africa MJ Gibbons --- Department of Biodiversity and Conservation Biology, South Africa
    Jellyfish populations in the southeastern Atlantic off the coast of Namibia have increased subsequent to the decline of small pelagic fisheries at the end of the 1960s, although the environment there has also become warmer and the waters off Walvis...
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  2. Cross-shelf movement of <em>Chrysaora fulgida</em> (Scyphozoa; Discomedusae) off Namibia inferred from stable isotopes (δ<sup>15</sup>N and δ<sup>13</sup>C)

    Cross-shelf movement of Chrysaora fulgida (Scyphozoa; Discomedusae) off Namibia inferred from stable isotopes (δ15N and δ13C)

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: H Skrypzeck --- , South Africa CD van der Lingen --- , South Africa MJ Gibbons --- , South Africa
    Large and small specimens of two species of metagenic Scyphozoa (true jellyfishes) can be found in nearshore waters off central Namibia throughout the year. Whereas populations of Chrysaora africana are largely restricted to inshore waters, C. fulgida occurs across the...
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