Localities: Stensrudtjern: 21.09.1989
| Reporter: | Nordstrand videregående skole |
| Site: | Stensrudtjern () |
| Date: | 1989-09-21 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Gerris lacustris |
| Number: | 3 |
| Original: | Ja |
| Species: | Helobdella stagnalis |
| Number: | 1 |
| Original: | Ja |
| Species: | Aeshna grandis |
| Number: | 1 |
| Original: | Ja |
| Species: | Clinotanypus nervosus |
| Number: | 1 |
| Original: | Ja |
| Species: | Cordulia aenea |
| Number: | 1 |
| Original: | Ja |
| Species: | Gerridae indet. |
| Number: | 1 |
| Original: | Ja |
| Species: | Glyptotendipes sp. gr. A |
| Number: | 1 |
| Original: | Ja |
| Species: | Ilybius fuliginosus |
| Number: | 1 |
| Original: | Ja |
| Species: | Lumbriculus variegatus |
| Number: | 1 |
| Original: | Ja |
| Species: | Sigara sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Tribelos intextus |
| Number: | 3 |
| Original: | Ja |