What is a non-native invasive species?
These are species of plants and animals that are not native (natural) to an area and are often known under a number of different names:
- Non-native species
- Introduced species
- Exotic species
- Non-indigenous species
- Alien species
- Invasive species
An official US definition was provided for President Clinton in 1999:
‘Invasive species’ means an alien species whose introduction does or is likely to cause economic or environmental harm or harm human health.
Why are non-native invasive species important?
According to the Convention on Biological Diversity: