Localities: Lauvtjønna: 26.05.1992
| Reporter: | Malvik videregående skole |
| Site: | Lauvtjønna () |
| Date: | 1992-05-26 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Gerris lacustris |
| Number: | 10 |
| Original: | Ja |
| Species: | Glossiphonia complanata |
| Number: | 1 |
| Original: | Ja |
| Species: | Sympetrum danae |
| Number: | 1 |
| Original: | Ja |
| Species: | Lymnaea peregra |
| Number: | 1 |
| Original: | Ja |
| Species: | Aeshna sp. |
| Number: | 2 |
| Original: | Ja |
| Species: | Caenis horaria |
| Number: | 1 |
| Original: | Ja |
| Species: | Coenagrionidae indet. |
| Number: | 2 |
| Original: | Ja |
| Species: | Enallagma cyathigerum |
| Number: | 5 |
| Original: | Ja |
| Species: | Gerris lateralis |
| Number: | 1 |
| Original: | Ja |
| Species: | Halesus radiatus |
| Number: | 5 |
| Original: | Ja |
| Species: | Leptophlebia vespertina |
| Number: | 19 |
| Original: | Ja |
| Species: | Libellulidae indet. |
| Number: | 3 |
| Original: | Ja |
| Species: | Limnephilus rhombicus |
| Number: | 2 |
| Original: | Ja |
| Species: | Limnephilus stigma |
| Number: | 1 |
| Original: | Ja |
| Species: | Lumbriculus variegatus |
| Number: | 3 |
| Original: | Ja |
| Species: | Nemurella pictetii |
| Number: | 1 |
| Original: | Ja |
| Species: | Phryganea bipunctata |
| Number: | 1 |
| Original: | Ja |
| Species: | Pyrrhosoma nymphula |
| Number: | 3 |
| Original: | Ja |
| Species: | Retrocorixa semistriata |
| Number: | 1 |
| Original: | Ja |
| Species: | Siphlonurus alternatus |
| Number: | 1 |
| Original: | Ja |
| Species: | Siphlonurus lacustris |
| Number: | 2 |
| Original: | Ja |
| Species: | juncea |
| Number: | 5 |
| Original: | Ja |