| Main Ref. | Bartley, D.M. (comp./ed.), 2006 |
| To | United Kingdom |
| FAO area | Atlantic, Northeast |
| From | Germany |
| FAO area | |
| Year | 1981 |
| Range | |
| Period | 1975-present |
| Established in the Wild | probably no, self reproducing |
| Established in Aquaculture | |
| Significant Ecological Interactions | |
| Significant Socio-economic Effects | |
| Introduced by | |
| Reason | research |
| Other Reason | unknown |
| Comments | To see if it could become established in British waters, enclosed keeping. |