Localities: Arkavatnet: 24.09.1993
| Reporter: | Vardafjell videregående skole |
| Site: | Arkavatnet () |
| Date: | 1993-09-24 |
| Activity: | VANDA: Dyreplankton |
Observation
| Species: | Alona affinis |
| Number: | 1 |
| Original: | Ja |
| Species: | Chydorus sphaericus |
| Number: | 1 |
| Original: | Ja |
| Species: | Graptoleberis testudinaria |
| Number: | 1 |
| Original: | Ja |
| Species: | Macrocyclops albidus |
| Number: | 1 |
| Original: | Ja |