Localities: Kverndammen: 26.09.1989
| Reporter: | Porsgrunn videregående skole |
| Site: | Kverndammen () |
| Date: | 1989-09-26 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Erpobdella octoculata |
| Number: | 1 |
| Original: | Ja |
| Species: | Gerris lacustris |
| Number: | 1 |
| Original: | Ja |
| Species: | Gyraulus acronicus |
| Number: | 2 |
| Original: | Ja |
| Species: | Notonecta glauca |
| Number: | 1 |
| Original: | Ja |
| Species: | Nepa cinerea |
| Number: | 1 |
| Original: | Ja |
| Species: | Aeshna grandis |
| Number: | 2 |
| Original: | Ja |
| Species: | Cloeon dipterum |
| Number: | 3 |
| Original: | Ja |
| Species: | Cymatia bonsdorffii |
| Number: | 1 |
| Original: | Ja |
| Species: | Dixella sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Eukiefferiella claripennis |
| Number: | 1 |
| Original: | Ja |
| Species: | Lumbriculida |
| Number: | 1 |
| Original: | Ja |
| Species: | Lumbriculus variegatus |
| Number: | 1 |
| Original: | Ja |
| Species: | Polycelis sp. |
| Number: | 2 |
| Original: | Ja |
| Species: | Somatochlora metallica |
| Number: | 1 |
| Original: | Ja |
| Species: | Subsigara cf. distincta |
| Number: | 1 |
| Original: | Ja |