Year / Period | From | To | Established | Ecological effects |
---|---|---|---|---|
unknown | unknown | France | yes | |
unknown | unknown | Trieste | yes | |
1894 | East Atlantic | East coast of North America | yes | unknown |
1913 | China, Korea, Japan | United Kingdom | yes | unknown |
1913 | Asia outside Western Palaearctic. | Central North Sea, 53°30' to 57°30' N. | yes | unknown |
1947 | North America. | North Sea. | unknown | unknown |