This report is one of three products of a workshop entitled Prevention and Management of Invasive Alien Species: Forging Cooperation throughout Southern Africa. This meeting was held by the Global Invasive Species Programme (GISP) in Lusaka, Zambia on 10-12 June, 2002. The other products are a workshop report and a regional statement on IAS, available at www.gisp.org. This document is the first country-driven effort to assess the status of invasive alien species (IAS) and share information on IAS national programmes in the Southern African region.