Year / Period | From | To | Established | Ecological effects |
---|---|---|---|---|
unknown | unknown | Not specified. | unknown | unknown |
1972 - 1981 | unknown | Hong Kong | yes | |
1834 | unknown | Hobart, Tasmania | probably yes | unknown |
1850 | Not specified. | New Bedford, Massachussetts | yes | probably yes |
1852 | unknown | Grand Manan Island | unknown | unknown |
1885 | Not specified. | Not specified. | unknown | unknown |
1955 | unknown | South Africa | yes | unknown |
1958 | unknown | Not specified. | unknown | unknown |
1975 | unknown | Not specified. | unknown | unknown |
1977 | unknown | Not specified. | unknown | unknown |
1982 | unknown | Not specified. | probably no | unknown |
1987 | North Atlantic | San Diego Bay, California | ||
1994 | unknown | Not specified. | probably no | unknown |
1999 | unknown | Not specified. | unknown | unknown |
2002 | unknown | Paracas | yes | |
2004 | unknown | Montague | probably yes | unknown |