Localities: Arkavatnet: 28.08.1989
| Reporter: | Vardafjell videregående skole |
| Site: | Arkavatnet () |
| Date: | 1989-08-28 |
| Activity: | VANDA: Planteplankton |
Observation
| Species: | Ankistrodesmus spiralis |
| Number: | 1 |
| Original: | Ja |
| Species: | Asterionella formosa |
| Number: | 1 |
| Original: | Ja |
| Species: | Euastrum sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Gomphosphaeria lacustris |
| Number: | 1 |
| Original: | Ja |
| Species: | Merismopedia tenuissima |
| Number: | 1 |
| Original: | Ja |
| Species: | Micrasterias truncata |
| Number: | 1 |
| Original: | Ja |
| Species: | Microcystis spp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Pleurotaenium trabecula |
| Number: | 1 |
| Original: | Ja |
| Species: | Quadrigula closterioides |
| Number: | 1 |
| Original: | Ja |
| Species: | Spondylosium sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Staurodesmus sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Tabellaria flocculosa |
| Number: | 1 |
| Original: | Ja |