Localities: Tjennane: 11.05.1994
| Reporter: | Porsgrunn videregående skole |
| Site: | Tjennane () |
| Date: | 1994-05-11 |
| Activity: | VANDA: Planteplankton |
Observation
| Species: | Microcystis sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Oscillatoria sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Peridinium sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Selenastrum sp. |
| Number: | 1 |
| Original: | Ja |