Lokaliteter: Arkavatnet: 28.08.1989
| Rapportør: | Vardafjell videregående skole |
| Lokalitet: | Arkavatnet (Haugesund, Rogaland) |
| Dato: | 28.08.1989 |
| Aktivitet: | VANDA: Bunndyr |
Funn
| Art: | Ertemusling (Pisidium sp.) |
| Antall: | 1 |
| Original: | Ja |
| Art: | Gelémosdyr (Cristatella mucedo) |
| Antall: | 1 |
| Original: | Ja |
| Art: | Gråsugge (Asellus aquaticus) |
| Antall: | 3 |
| Original: | Ja |
| Art: | Linsekreps (Eurycercus lamellatus) |
| Antall: | 1 |
| Original: | Ja |
| Art: | Gerris lacustris (Liten vannløper) |
| Antall: | 1 |
| Original: | Ja |
| Art: | Lys Andeigle (Theromyzon tessulatum) |
| Antall: | 1 |
| Original: | Ja |
| Art: | Agabus bipustulatus |
| Antall: | 1 |
| Original: | Ja |
| Art: | Alona affinis |
| Antall: | 1 |
| Original: | Ja |
| Art: | Cloeon simile |
| Antall: | 4 |
| Original: | Ja |
| Art: | Coenagrion sp. hastulatum gr. |
| Antall: | 1 |
| Original: | Ja |
| Art: | Corixidae indet. |
| Antall: | 2 |
| Original: | Ja |
| Art: | Corynoneura sp. |
| Antall: | 1 |
| Original: | Ja |
| Art: | Cricotopus flavocinctus |
| Antall: | 1 |
| Original: | Ja |
| Art: | Endochironomus dispar gr. |
| Antall: | 1 |
| Original: | Ja |
| Art: | Eucyclops serrulatus |
| Antall: | 1 |
| Original: | Ja |
| Art: | Gyrinus substriatus |
| Antall: | 1 |
| Original: | Ja |
| Art: | Haliplus lineolatus |
| Antall: | 1 |
| Original: | Ja |
| Art: | Heterotrissocladius marcidus |
| Antall: | 1 |
| Original: | Ja |
| Art: | Hydra sp. |
| Antall: | 1 |
| Original: | Ja |
| Art: | Hydrometra stagnorum |
| Antall: | 1 |
| Original: | Ja |
| Art: | Limnophyes sp. |
| Antall: | 1 |
| Original: | Ja |
| Art: | Lumbriculus variegatus |
| Antall: | 1 |
| Original: | Ja |
| Art: | Mesopsectrocladius barbatipes |
| Antall: | 1 |
| Original: | Ja |
| Art: | Omisus caledonicus |
| Antall: | 1 |
| Original: | Ja |
| Art: | Orthocladius sp. |
| Antall: | 1 |
| Original: | Ja |
| Art: | Polycelis sp. |
| Antall: | 1 |
| Original: | Ja |
| Art: | Procladius choreus gr. |
| Antall: | 2 |
| Original: | Ja |
| Art: | Rhantus suturellus |
| Antall: | 1 |
| Original: | Ja |
| Art: | Sialis lutaria |
| Antall: | 1 |
| Original: | Ja |
| Art: | Sigara dorsalis |
| Antall: | 2 |
| Original: | Ja |
| Art: | Streblocerus serricaudatus |
| Antall: | 1 |
| Original: | Ja |
| Art: | Subsigara scotti |
| Antall: | 1 |
| Original: | Ja |
| Art: | Triaenodes bicolor |
| Antall: | 1 |
| Original: | Ja |