oa Madoqua - The status of the Jackass penguin Spheniscus demersus on Halifax Island off South West Africa

Volume 1974 Number Series 2 Issue 3
  • ISSN : 1011-5498



The very noticeable decIine of the Jackass Penguin Spheniscus demersus (Linnaeusj on the Southern African coastline is a cause for serious concern. For this reason a census of the total penguin population was undertaken on Halifax lsland near Luderitz, South West Africa.

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