Alien species (i.e. introduced from one ecosystem to another) are also referred to as 'invasive species', 'exotic species', 'gene pollution', 'marine pests' or 'marine invaders', when they are a threat to the biodiversity of an ecosystem. They can also have a negative effect on human and animal health and production in agriculture and fisheries.
Alien species (i.e. introduced from one ecosystem to another) are also referred to as 'invasive species', 'exotic species', 'gene pollution', 'marine pests' or 'marine invaders', when they are a threat to the biodiversity of an ecosystem. They can also have a negative effect on human and animal health and production in agriculture and fisheries.
See also:See also: http://www.biodiv.org/programmes/cross-cutting/alien/default.asp