Localities: Røyvannet: 14.09.1989
| Reporter: | Skien videregående skole/Avd Brekkeby |
| Site: | Røyvannet () |
| Date: | 1989-09-14 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Calopteryx virgo (Beautiful Demoiselle) |
| Number: | 1 |
| Original: | Ja |
| Species: | Erpobdella octoculata |
| Number: | 6 |
| Original: | Ja |
| Species: | Notonecta glauca |
| Number: | 2 |
| Original: | Ja |
| Species: | Agabus sturmii |
| Number: | 1 |
| Original: | Ja |
| Species: | Chironomus sp. |
| Number: | 3 |
| Original: | Ja |
| Species: | Coenagrionidae indet. |
| Number: | 1 |
| Original: | Ja |
| Species: | Diura nanseni |
| Number: | 3 |
| Original: | Ja |
| Species: | Gyrinus substriatus |
| Number: | 1 |
| Original: | Ja |
| Species: | Heptagenia fuscogrisea |
| Number: | 1 |
| Original: | Ja |
| Species: | Heptagenia sulphurea |
| Number: | 8 |
| Original: | Ja |
| Species: | Hydropsyche pellucidula |
| Number: | 3 |
| Original: | Ja |
| Species: | Ilybius fuliginosus |
| Number: | 1 |
| Original: | Ja |
| Species: | Leptophlebia marginata |
| Number: | 1 |
| Original: | Ja |
| Species: | Polycentropus flavomaculatus |
| Number: | 1 |
| Original: | Ja |
| Species: | Sialis lutaria |
| Number: | 2 |
| Original: | Ja |
| Species: | Taeniopteryx nebulosa |
| Number: | 1 |
| Original: | Ja |
| Species: | distincta |
| Number: | 1 |
| Original: | Ja |
| Species: | falleni |
| Number: | 1 |
| Original: | Ja |