| Main Ref. | Bartley, D.M. (comp./ed.), 2006 |
| To | United Kingdom |
| FAO area | Atlantic, Northeast |
| From | Atlantic, Western Central |
| FAO area | |
| Year | 1916 |
| Range | |
| Period | 1900-1924 |
| Established in the Wild | yes |
| Established in Aquaculture | |
| Significant Ecological Interactions | unknown |
| Significant Socio-economic Effects | |
| Introduced by | unknown |
| Reason | unknown |
| Other Reason | |
| Comments | Joint Nature Conservation Committee; Acartia tonsa was first recorded from Southampton Water by between 1916 and 1956 Conover (1957). This copepod was first reported in France by Remy (1927). It was previously known from the western Atlantic and Indo-Pacific. |