non-indigenous species definition
The Convention on Biological Diversity (CBD) defines non-indigenous species as species whose introduction or spread threaten biodiversity. Non-indigenous species are species introduced outside their natural past or present range, which might survive and subsequently reproduce.These species are introduced in situations where exchange of people or goods takes place between countries and continents, by shipping for example.on-indigenous species are species introduced outside their natural past or present range, which might survive and subsequently reproduce. These species are introduced in situations where exchange of people or goods takes place between countries and continents, by shipping for example.