# | Species | Year | Period | From - To | Reason | Established in the wild | Ref. no. |
1 | Carcinus maenas | 1983 | 1975-present | Europe - Table Docks area near Cape Town | accidental with ships | yes | 080617 |
2 | Ciona intestinalis | 1955 | 1950-1974 | unknown - South Africa | accidental with ships | yes | 076736 |
3 | Magallana gigas | 1990 | 1975-present | unknown - Namibia | aquaculture | unknown | 074657 |
4 | Mytilus galloprovincialis | 1975-present | unknown - Namibia | aquaculture | unknown | 074657 | |
5 | Ostrea edulis | 1990 | 1975-present | unknown - Namibia | aquaculture | unknown | 074657 |