| Land | Sweden | Ekosystem | Baltic Sea |
| Observationsplats | Site A, Forsmark Nuclear Power Plant, Bothnian Sea | Depth | |
| Införda | Year Intro. | ||
| Utvecklingsstadium | not specified | unsexed | |
| Quantitative | 46 | Unit | numbers/m^2 |
| Semi Quantitative | <100 | Unit | numbers/m^2 |
| Qualitative | common | ||
| År | 1984 - 1984 | Period | 1975-2000 |
| Datum | 1984-06-12 00:00:00 - 1984-06-12 00:00:00 | Record Type | field sample |
| Record Type | field sample | ||
| Seasonal | not specified | Metod | random sampling |
| Anmärkningar | |||