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  1. Effect of garlic, black seed and Biogen as immunostimulants on the growth and survival of Nile tilapia, <em>Oreochromis niloticus</em> (Teleostei: Cichlidae), and their response to artificial infection with <em>Pseudomonas fluorescens</em>

    Effect of garlic, black seed and Biogen as immunostimulants on the growth and survival of Nile tilapia, Oreochromis niloticus (Teleostei: Cichlidae), and their response to artificial infection with Pseudomonas fluorescens

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: AhmedS Diab SalahM Aly George John Yasser Abde-Hadi MohamedF Mohammed
    Three dosage levels of black seed, garlic and commercial Biogen were administered for three months in summer and six months in winter to test their stimulation effect on growth, survival and response to challenge infection in Oreochromis niloticus. At the...
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  2. Presence of microplastics in the tube structure of the reef-building polychaete <em>Gunnarea gaimardi</em> (Quatrefages 1848)

    Presence of microplastics in the tube structure of the reef-building polychaete Gunnarea gaimardi (Quatrefages 1848)

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: HA Nel --- Department of Zoology and Entomology, South Africa PW Froneman --- Department of Zoology and Entomology, South Africa
    The prevalence of microplastics in the marine environment has resulted in a need to understand their association with various fauna. The aim of this study was to assess whether microplastic particles are present in the tube structure of the indigenous...
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  3. Bathymetry, substrate and fishing areas of Southeast Atlantic high-seas seamounts

    Bathymetry, substrate and fishing areas of Southeast Atlantic high-seas seamounts

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: OA Bergstad --- Institute of Marine Research (IMR), Norway ÅS Høines --- Institute of Marine Research (IMR), Norway R Sarralde --- Instituto Espanol de Oceanografia, Centro Oceanografico de Canarias, Spain G Campanis --- South East Atlantic Fisheries Organisation (SEAFO), Namibia M Gil --- Departamento de Ecología y Biología Animal, Edificio de Ciencias Experimentales, Spain F Ramil --- Departamento de Ecología y Biología Animal, Edificio de Ciencias Experimentales, Spain E Maletzky --- Ministry of Fisheries and Marine Resources, Namibia E Mostarda --- Food and Agriculture Organization of the United Nations (FAO), Italy L Singh --- Branch: Fisheries Management, Department of Agriculture, Forestry and Fisheries (DAFF), South Africa MA António --- Secretary of State of Affairs, Ministry of Agriculture, Rural Development and Fisheries, Angola
    Most of the Southeast Atlantic Ocean is abyssal, and global bathymetries suggest that only ∼3.2% of the areas beyond national jurisdiction (ABNJ; also known as the high seas, as defined in the United Nations Convention on the Law of the...
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