Invasion information |
Range in Japan |
Ehime, Kochi and Kagawa Prefs. |
|
Origin |
Unknown. |
Date |
Recorded since 1998 |
Route |
Deliberate: Escape or release of pet animal. |
Impact |
Unknown. According to a report published in 2007, the invasion was at an early phase, and the impact seemed little. Native organism(s) affected: |
Regulation in Japan |
Sylviidae (without invasive alien species) is designated as Uncategorized Alien Species, which requires a risk assessment before import to Japan (the Invasive Alien Species Act). |
Introduced range in other countries |
None. |