Localities: Trytetjønnet: 08.09.1989
| Reporter: | Numedal videregående skole |
| Site: | Trytetjønnet () |
| Date: | 1989-09-08 |
| Activity: | VANDA: Planteplankton |
Observation
| Species: | Dinobryon bavaricum |
| Number: | 1 |
| Original: | Ja |
| Species: | Micrasterias rotata |
| Number: | 1 |
| Original: | Ja |
| Species: | Microcystis spp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Mougeotia sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Spirogyra sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Tabellaria flocculosa |
| Number: | 1 |
| Original: | Ja |