Invasion information |
Range in Japan |
River mouses and ports of Miyagi, Chiba, Tokyo, Kanagawa, Shizuoka, Aichi, Osaka, Okayama, Hiroshima, Shimane, Fukuoka Prefs. Kabira Bay of Ishigakijima Island, Okinawa. |
|
Origin |
Australia. |
Date |
The first record was in 1966 at Kojima Bay, Okayama Pref. After, gradually spread. |
Route |
Unknown. |
Impact |
This species acutually damaged aquafarming of oyster in Lake Hamana. This species have excluded native congeners by competition in some tropical region, and therefore potentially competitive with native Serpulid lobworms in Japan. Native organism(s) affected: Oysters and Serpulid lobworms. |
Regulation in Japan |
No action for prevention, mitigation, control, or eradication. |
Introduced range in other countries |
N America (C-E Gulf of Mexico), coast of Ireland, England, Netherland, France, and Greece. |