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German wasp | Vespula germanica

German wasp

Vespula germanica

Coral bush | Ardisia crenata

Coral bush

Ardisia crenata

Purple loosestrife | Lythrum salicaria

Purple loosestrife

Lythrum salicaria

Pom pom weed | Campuloclinium macrocephalum

Pom pom weed

Campuloclinium macrocephalum

Canarybird bush | Crotalaria agatiflora

Canarybird bush

Crotalaria agatiflora

Peanut butter cassia | Senna didymobotrya

Peanut butter cassia

Senna didymobotrya

Rubber vine | Cryptostegia grandiflora

Rubber vine

Cryptostegia grandiflora

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Environmental Programmes

In order to tackle our country’s socio-economic challenges, the government adopted the Outcomes based approach to improve government performance and providing focus on service delivery. find out more

Italian crested newt

Triturus carnifex

Common name:

Italian crested newt

Scientific name:

Triturus carnifex

Alternative common names:

Alpine Crested Newt, Tritone cristata

Italian crested newt is a large newt, with females measuring up to 180 mm and males up to 150 mm in total length. They feed on aquatic invertebrates, juvenile newts, and tadpoles, and have also been reported to consume shed amphibian skin. 

Additional Info

  • Where does this species come from?

    Southern and central Europe.

    What is its invasive status in South Africa?

    NEMBA-Category 1b

    Where in South Africa is it a problem?

    Not yet known.

    How does it spread?

    Dispersed along waterways at original site.

    Why is it a problem?

    It is a very adaptable species that is unlikely to be facing any significant threats, Possible risk of transmission of chytrid fungus.

    What does it look like?

    Description: Adults can grow up to 16cm and they’re generally stockier and more smooth-skinned than the Great Crested Newt. There is little or no white stippling on the flanks and they have a more intensely coloured yellow belly with big, round dark spots. Female Italian Crested Newts often have a yellow stripe down the back. Habitat: It is a very adaptable species occurring in a wide variety of savannahs, grassland, thickets, and agricultural land. It is able to breed in more or less permanent and semi-permanent standing water. Breeding: Italian crested newts prefer still waters for breeding. Males attract females with an elaborate dance. Females lay 200-400 eggs a year. Breeding lasts for around two month in early summer. Efts (terrestrial juveniles) emerge from ponds by the end of summer. Sexually mature at 3-4 years.

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General News Updates

2019 National Symposium on Biological Invasio…


This is your invitation to South Africa's 2019 National Symposium on Biological Invasions. The convention is hosted by the Centre for Invasion Biology (CIB), University of Stellenbosch, and the Biolo... Read more

2019 Invasive Species Training


During the past five years (2014-2018), ISSA invasive species trainers have trained 4 000 in the identification of invasive species and laws pertaining to invasive species across South Africa.  ... Read more

Alien Grass Working Group


Who are we? The South African National Alien Grass Working Group was jointly initiated by the South African Biodiversity Institute (SANBI) and the Centre for Excellence in Invasion Biology (C·I·B) in... Read more

Permits for planting indigenous Cynodon?


On 16 February, 2018, South Africa's Department of Environmental Affairs issued amendments to the regulations and lists relating to the National List of Invasive Species.  Updates to the draft&n... Read more

Invasive species training 2018 dates released


Interested in invasive species?  How much do you know about NEMBA invasive species compliance for landowners and organs of state? The South African Green Industries Council (SAGIC) have released... Read more

Communications post for Africa advertised


The Nature Conservancy has advertised a brand new post:  Communications Manager, Africa Region. Knowledge of invasive species and water would be an asset in this post. See details below:    Job Titl... Read more