| Country | Canada | Ecosystem | |
| Locality | Prince Edward Island, Murray River estuary | Depth | |
| Introduced | Year Intro. | ||
| Life Stage | not specified | unsexed | |
| Quantitative | Unit | ||
| Semi Quantitative | Unit | ||
| Qualitative | abundant | ||
| Year | 2004 - | Period | 2001-present |
| Date | 2004-11-01 00:00:00 - 2004-11-30 00:00:00 | Record Type | |
| Record Type | |||
| Seasonal | Method | ||
| Remarks | Abundance observed in November of 2004, dates assumed. | ||