Invasion information |
Range in Japan |
Wide area of Honshu (main land), parts of Shikoku and Kyushu, and Ogasawara (Bonin) Islands. |
|
Origin |
USA |
Date |
Just after W.W.II, recorded in Tokyo, and spread by 1970s. First record of Ogasawara Islands in 1994. |
Route |
Accidental introduction (contamination with U.S. military transport). |
Impact |
Predation against native species. harmful to forestry . Native organism(s) affected: Cultivation tree species. |
Regulation in Japan |
Family Arctiidae is desgnated as a Quarantine Pest (the Plant Protection Law). |
Introduced range in other countries |
Europe, China, Korea. |