| Main Ref. | Bartley, D.M. (comp./ed.), 2006 |
| To | United States of America |
| FAO area | |
| From | Southeast Asia |
| FAO area | |
| Year | |
| Range | 1900 - 1920 |
| Period | 1900-1924 |
| Established in the Wild | yes, self reproducing |
| Established in Aquaculture | |
| Significant Ecological Interactions | yes - adverse |
| Significant Socio-economic Effects | |
| Introduced by | unknown |
| Reason | unknown |
| Other Reason | |
| Comments | Possibly introduced by Asian immigrants for food. In 1977 they were found in Hawaii having been imported illegally from California. These freshwater clams can block water pipes, compete for food with fishes, and increase sedimentation. |