| Main Ref. | Bartley, D.M. (comp./ed.), 2006 |
| To | Bulgaria (Black Sea) |
| FAO area | Mediterranean and Black Sea |
| From | Pacific, Northwest |
| FAO area | |
| Year | 1947 |
| Range | |
| Period | 1925-1949 |
| Established in the Wild | yes, self reproducing |
| Established in Aquaculture | |
| Significant Ecological Interactions | probably yes - adverse |
| Significant Socio-economic Effects | |
| Introduced by | other introducer |
| Reason | accidental |
| Other Reason | |
| Comments | Fisheries and environment studies in the Black Sea system Part 2: Impact of eutrophication on the Black Sea fauna |