Localities: Sætertjern: 18.09.1992
| Reporter: | Ski videregående skole |
| Site: | Sætertjern () |
| Date: | 1992-09-18 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Physa fontinalis |
| Number: | 4 |
| Original: | Ja |
| Species: | Sphaerium nitidum |
| Number: | 1 |
| Original: | Ja |
| Species: | Gyraulus acronicus |
| Number: | 2 |
| Original: | Ja |
| Species: | Sphaerium corneum |
| Number: | 1 |
| Original: | Ja |