| Country | Russian Federation | Ecosystem | |
| Locality | Shumshu Island, Pacific coast (st. 61, 80 m, sand) | Depth | |
| Introduced | Year Intro. | ||
| Life Stage | not specified | unsexed | |
| Quantitative | 10 | Unit | number |
| Semi Quantitative | Unit | ||
| Qualitative | common | ||
| Year | 1991 - | Period | 1975-2000 |
| Date | 1991-09-03 00:00:00 - 1991-09-03 00:00:00 | Record Type | |
| Record Type | |||
| Seasonal | Method | ||
| Remarks | |||