Localities: Imetjønn: 07.06.1990
| Reporter: | Tvedestrand og Åmli videregående skole/Avd Åmli |
| Site: | Imetjønn () |
| Date: | 1990-06-07 |
| Activity: | VANDA: Dyreplankton |
Observation
| Species: | Holopedium gibberum |
| Number: | 2 |
| Original: | Ja |
| Species: | Eudiaptomus gracilis |
| Number: | 2 |
| Original: | Ja |
| Species: | Conochilus unicornis |
| Number: | 1 |
| Original: | Ja |
| Species: | Cyclops sp. |
| Number: | 2 |
| Original: | Ja |
| Species: | Kellicottia longispina |
| Number: | 1 |
| Original: | Ja |