Read more about the article Food use of an invasive barnacle suggests potential for spread
The study species, the invasive acorn barnacle (Balanus glandula) (Photo credit: Haley R Pope)

Food use of an invasive barnacle suggests potential for spread

The ability of an invasive barnacle to use available food resources shows likely spread along the South coast of South Africa. These findings come from work by Haley Pope (Former C·I·B student) and Tammy Robinson and Mhairi Alexander of the C·I·B.

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Read more about the article Abiotic factors limit naturalization of Australian pine
Australian pine tree (Casuarina equisetifolia L) invading restinga (sandy coastal plains) in Brazil. (Photo credit: Thalita Zimmerman)

Abiotic factors limit naturalization of Australian pine

Water stress and shade may limit the potential of one of the world’s most widespread invasive alien tree species, the Australian pine tree (Casuarina equisetifolia L.) to spread on sandy coastal plains of Brazil.

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Read more about the article Identifying invasive cacti by the size of their seeds
The photo collage shows the difference in seed size of invasive cacti (top row) and non-invasive cacti (bottom row) (Photo collage by Ana Novoa)

Identifying invasive cacti by the size of their seeds

C·I·B researchers Ana Novoa (C·I·B Post-doc) and Dave Richardson (C·I·B Director) together with colleagues from the University of Vigo, in Spain, identified that the seeds of cactus plants can be used as an effective way of detecting invasive cacti.

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Read more about the article Replacement of native fish by alien fish affects invertebrates in fynbos streams
Jeremy Shelton (left) and Darragh Woodford (right) processing fish for the field experiment. (Photo by Jeremy Shelton)

Replacement of native fish by alien fish affects invertebrates in fynbos streams

A month-long field experiment by Jeremy Shelton (C·I·B Post-doc) and Darragh Woodford (C·I·B Associate), showed that alien rainbow trout (Oncorhyncus mykiss) and native Breede River redfin (Pseudobarbus burchelli) perform different roles in the food webs of fynbos mountain streams.

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Read more about the article C·I·B researchers develop tool to compare impacts of alien species
The mallard duck (Anas platyrhynchos) has massive impact through hybridisation. (Photo credit: By WPPilot - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=38620499)

C·I·B researchers develop tool to compare impacts of alien species

C·I·B core team member Sabrina Kumschick and C·I·B associate Petr Pyšek, together with collaborators from Europe, developed a concise tool to put a figure on the impacts of alien species.

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