abundance

Read more about the article Trout impact on distributional patterns of native fish species
Lerato Maimela at the uninvaded sites by the first waterfall in the Christmas pools of the Blyde River where the remnant population of the Treur River barb are abundant. (Photo by Lee-Anne Botha)
2021 / News

Trout impact on distributional patterns of native fish species

A recent fish survey by C∙I∙B members in the headwaters of the Blyde River, Mpumalanga Province, revealed that Rainbow trout (Oncorhynchus mykiss) invasions have reduced the abundance and divided the community structure of native fish species.

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20 September 2021
Read more about the article The role of self-pollination in plant invasion
The hawk moth Agrius convolvuli pollinating the Taiwanese lily species Lilium formosanum. (Photo credit: Steve Johnson)
2013 / Highlighted papers

The role of self-pollination in plant invasion

Plants that can self-fertilise are more likely to become invasive than those that cannot and among invasive plants, those that can self-fertilise have invaded larger areas. While this is intuitive, it has not yet been shown that this is a causal relationship, as many introduced plants receive visits from pollinators in the novel range.

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13 May 2013