introduced species; non-native species; alien species
Refers to species that have been brought into a new area by human activity, intentionally or accidentally. Often used in ecological contexts. Compare with 外来種, which is more common and may include invasive species.
See also: 外来種
Several species of introduced fish inhabit this lake.
We investigate the impact of introduced species on native species.
在来種 means native species, the opposite of 移入種.
Compound of 移入 (いにゅう, 'importation, introduction') and 種 (しゅ, 'species').