Localities: Lauvtjønna: 06.09.1993
| Reporter: | Malvik videregående skole |
| Site: | Lauvtjønna () |
| Date: | 1993-09-06 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Ephemera vulgata |
| Number: | 3 |
| Original: | Ja |
| Species: | Gerris lacustris |
| Number: | 5 |
| Original: | Ja |
| Species: | Gyraulus acronicus |
| Number: | 1 |
| Original: | Ja |
| Species: | Sympetrum danae |
| Number: | 1 |
| Original: | Ja |
| Species: | Aeshna cf. juncea |
| Number: | 3 |
| Original: | Ja |
| Species: | Aeshna sp. |
| Number: | 17 |
| Original: | Ja |
| Species: | Caenis horaria |
| Number: | 1 |
| Original: | Ja |
| Species: | Callicorixa praeusta |
| Number: | 2 |
| Original: | Ja |
| Species: | Callicorixa producta |
| Number: | 1 |
| Original: | Ja |
| Species: | Cloeon dipterum |
| Number: | 1 |
| Original: | Ja |
| Species: | Coenagrion sp. hastulatum gr. |
| Number: | 12 |
| Original: | Ja |
| Species: | Coenagrionidae indet. |
| Number: | 31 |
| Original: | Ja |
| Species: | Enallagma cyathigerum |
| Number: | 6 |
| Original: | Ja |
| Species: | Gerridae indet. |
| Number: | 7 |
| Original: | Ja |
| Species: | Leptophlebia vespertina |
| Number: | 3 |
| Original: | Ja |
| Species: | Limnephilus flavicornis |
| Number: | 1 |
| Original: | Ja |
| Species: | Pyrrhosoma nymphula |
| Number: | 1 |
| Original: | Ja |
| Species: | Retrocorixa semistriata |
| Number: | 7 |
| Original: | Ja |
| Species: | Siphlonurus lacustris |
| Number: | 1 |
| Original: | Ja |