Read more about the article How are invasive alien plants perceived by urban residents?
An urban park wetland covered in a dense mat of Parrot’s feather (Myriophyllum aquaticum) (Photo: LJ Potgieter)

How are invasive alien plants perceived by urban residents?

Invasive alien plants (IAPs) and their management are perceived both negatively and positively by urban residents, but these perceptions are shaped by individuals’ socio-demographic characteristics.

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Read more about the article Residence time and its link to Lantana performance in India and South Africa
The playful contingent; from left to right: Gyan Prakash Sharma (former C·I·B post-doc, now at the University of Delhi, India); Karen J. Esler (C·I·B Core Team Member) and Neha Goyal (PhD student at the University of Delhi, India) (Photo credit: Neha Goyal)

Residence time and its link to Lantana performance in India and South Africa

Invader plants may not be equally successful in varied invaded ranges due to the time that passed since they were first introduced and environmental factors. These were the results from a collaborative study by a team of plant invasion ecologists from India and South Africa. The study was published in the latest issue of the journal Tropical Ecology.

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Read more about the article Introduced porcelain crab invades Saldanha Bay
The invasive Porcelain crab (Porcellana Africana) in Saldanha Bay. (Photograph by GM Branch)

Introduced porcelain crab invades Saldanha Bay

Most Porcelain crabs are tropical, so Prof George Branch was surprised to find a species he has never seen before under boulders in the cold waters of Saldanha Bay, a site he has sampled regularly over several decades.

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Read more about the article Temperature influence impacts of invasive fish in Cape Fold Ecoregion’s rivers
a) Thermal patchiness among deep and shallow habitats on upper Berg River, b) a dead trout at a site on the Amandel River – presumably a result of thermal stress or low dissolved oxygen, c) isolated pools on the upper Amandel River during mid-summer 2017 – surface flow mostly disappeared, and d) a site on the Amandel River dried up in March 2017, leaving the temperature logger exposed to air (Photo credit: Jeremy Shelton)

Temperature influence impacts of invasive fish in Cape Fold Ecoregion’s rivers

A new study, led by C·I·B post-doctoral fellow Jeremy Shelton, has shown that water temperature plays a role in the impacts that an introduced fish has on native fishes.

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Mobilising the next generation woman scientists

On 25 May 2018, a group of ten highly motivated Grade 11 girls, visited the C·I·B and the Department of Botany and Zoology to learn more about women in science. This event, which forms part of the annual Cell C Take a Girl Child initiative, gave the girls from Vusisizwe Secondary School in Worcester, the opportunity to interview a variety of women about their careers, the highlights and challenges that come with their jobs and why they chose these careers.  

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