Localities: Lauvtjønna: 14.09.1989
| Reporter: | Malvik videregående skole |
| Site: | Lauvtjønna () |
| Date: | 1989-09-14 |
| Activity: | VANDA: Dyreplankton |
Observation
| Species: | Holopedium gibberum |
| Number: | 1 |
| Original: | Ja |
| Species: | Bosmina longispina |
| Number: | 2 |
| Original: | Ja |
| Species: | Cyclops scutifer |
| Number: | 1 |
| Original: | Ja |
| Species: | Daphnia galeata |
| Number: | 1 |
| Original: | Ja |
| Species: | Kellicottia longispina |
| Number: | 1 |
| Original: | Ja |