Localities: Tretjønnet: 27.09.1989
| Reporter: | Gimle videregående skole |
| Site: | Tretjønnet () |
| Date: | 1989-09-27 |
| Activity: | VANDA: Påvekstalger |
Observation
| Species: | Lyngbya sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Pseudoanabaena sp. |
| Number: | 1 |
| Original: | Ja |
| Reporter: | Gimle videregående skole |
| Site: | Tretjønnet () |
| Date: | 1989-09-27 |
| Activity: | VANDA: Påvekstalger |
| Species: | Lyngbya sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Pseudoanabaena sp. |
| Number: | 1 |
| Original: | Ja |