n = 12
| Year / Period |
From |
To |
Established |
Ecological effects |
|
unknown |
Turkey |
France |
yes |
unknown |
|
unknown |
Eastern Europe |
Germany |
yes |
unknown |
|
unknown |
Turkey |
Italy |
yes |
|
|
unknown |
Turkey |
Poland |
yes |
|
|
unknown |
unknown |
Switzerland |
probably yes |
|
|
1910 - 1919 |
Ponto-Caspian Region. |
Inland waters. |
unknown |
unknown |
|
1960 - 1969 |
unknown |
Belgium |
yes |
|
|
1970 - 1974 |
unknown |
United Kingdom |
yes |
probably yes |
|
1900 |
unknown |
Austria |
yes |
probably no |
|
1972 |
unknown |
Spain |
probably yes |
|
|
1977 |
Germany |
Netherlands |
yes |
|
|
1988 |
Anzali Lagoon |
Arass water reservoir |
yes |
|