Read more about the article Alien polychaete drives major change in Zandvlei estuary
Ficopomatus enigmaticus forms large reefs that consist of dense networks of calcareous tubes. These networks of tubes change the physical environment, providing habitat, food and a substratum for associated organisms. (Photo credits: Charles Griffiths)

Alien polychaete drives major change in Zandvlei estuary

C·I·B researcher, Charles Griffiths, is a co-author on a recently-published study that shows major changes in the invertebrate community of a small, urban estuary resulting from the proliferation of alien reef-building worms, Ficopomatus enigmaticus.

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Read more about the article Public surveys contribute to rose-ringed parakeet research
Rose ringed parakeet (Psittacula krameri). Photo: Derek Keats, This file is licensed under the Creative Commons Attribution 2.0 Generic license

Public surveys contribute to rose-ringed parakeet research

Rose-ringed parakeets (Psittacula krameri) are the most invasive parrot species in the world and have already invaded 35 countries on five continents. In South Africa, the first sightings were noted in the 1970’s with strongholds predominantly in Gauteng and KwaZulu-Natal.

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