Articles by Author: Al Nunes

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  1. Responses of primary producers to mouth closure in the temporarily open/closed Great Brak Estuary in the warm-temperate region of South Africa

    Responses of primary producers to mouth closure in the temporarily open/closed Great Brak Estuary in the warm-temperate region of South Africa

    Item type: Journal Article • Journal: African Journal of Aquatic Science
    Low river inflow conditions during 2009/2010 resulted in the mouth of the Great Brak Estuary remaining closed for almost two years. The low water level in Wolwedans Dam resulted in no annual environmental flow releases being made, causing mouth closure...
  2. Do the investment determinants of new SMEs differ from those of existing SMEs? Empirical evidence using panel data

    Do the investment determinants of new SMEs differ from those of existing SMEs? Empirical evidence using panel data

    Item type: Journal Article • Journal: Investment Analysts Journal
    In this study we investigate whether the investment determinants of new SMEs differ from those of existing SMEs. To do so, we use two samples of Portuguese SMEs: 495 new SMEs and 1350 existing SMEs, and to estimate the results...
  3. Freshwater crayfish invasions in South Africa: past, present and potential future

    Freshwater crayfish invasions in South Africa: past, present and potential future

    Item type: Journal Article • Journal: African Journal of Aquatic Science
    Freshwater crayfish invasions have been studied around the world, but less so in Africa, a continent devoid of native freshwater crayfish. The present study reviews historical and current information on alien freshwater crayfish species introduced into South Africa and aims...