Read more about the article Taxonomy and introduction histories of non-native Prosopis populations for their effective management
Members of the research team during a fieldwork expedition in Ethiopia. From the left is Prof. Brian van Wilgen (C·I·B Core Team Member), Prof. Jaco Le Roux (C·I·B Research Associate) and Dr. María Loreto Castillo (C·I·B PhD graduate). (Photo provided by Prof. Brian van Wilgen)

Taxonomy and introduction histories of non-native Prosopis populations for their effective management

Trees in the genus Prosopis (known as mesquite) have been widely planted outside of their native ranges in many countries, and many species are now among the world’s worst woody invasives. The genus contains 44 species from the Americas, South West Asia and North Africa, and several have become major problems in South and East Africa.

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Read more about the article Unscrambling the egg: resolving the introduction history for Silver wattle
Silver wattle (Acacia dealbata) invading along a river in Chile. (Photo credit: A. Pauchard)

Unscrambling the egg: resolving the introduction history for Silver wattle

Researchers at the Centre for Invasion Biology (C·I·B) at Stellenbosch University, found that the introduction histories of the globally important invasive tree Silver wattle (Acacia dealbata) are complex and cannot be generalized.

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Much more than just collisions – roads have wide footprints in arid environments

Drs Richard Dean (DST/NRF Centre of Excellence: Percy FitzPatrick Institute of African Ornithology), Colleen Seymour (South African National Biodiversity Institute), Grant Joseph (University of Venda) and Stefan Foord (C·I·B Core Team Member) reviewed current literature to explore wildlife responses to roads at the arid end of the spectrum.

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Read more about the article Genetic diversity through space and time: Insights from the invasive smallmouth bass
The study organism, Smallmouth bass (Micropterus dolomieu) (Photo credit: Genevieve Diedericks)

Genetic diversity through space and time: Insights from the invasive smallmouth bass

Genetic diversity has long been considered a cornerstone of biological invasions. It is generally assumed that populations of an invasive alien species will have lower genetic diversity in the new invaded area when compared to populations in the native range.

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