| Main Ref. | Hill, M., R. Baker, G. Broad, P.J. Chandler, G.H. Coop, J. Ellis, D. Jones, C. Hoyland, I. Laing, M. Longshaw, N. Moore, D. Parrott, D. Pearman, C. Preston, R.M. Smith and R. Waters, 2005 |
| To | Whitstable, Kent |
| FAO area | Atlantic, Northeast |
| From | North America including Mexico |
| FAO area | |
| Year | 1936 |
| Range | 1870 - 1936 |
| Period | 19th century |
| Established in the Wild | yes |
| Established in Aquaculture | |
| Significant Ecological Interactions | Unknown |
| Significant Socio-economic Effects | |
| Introduced by | |
| Reason | accidental |
| Other Reason | |
| Comments | Associated unintentional introduction with the American Oyster. Known distribution is restricted to Whitstable and the Northumberland coast. Ref. Hill, M., R. Baker, G. Broad, P.J. Chandler, G.H. Coop, J. Ellis, D. Jones, C. Hoyland, I. Laing, M. Longshaw, N. Moore, D. Parrott, D. Pearman, C. Preston, R.M. Smith and R. Waters, 2005 |