Species: Busttjernaks (Potamogeton pectinatus)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Granavatnet | Trøndelag, Norway | 1 | 1 | 0 | 1989-09-22 | |
| Nøklevann | Oslo, Norway | 1 | 1 | 0 | 1989-09-15 | |
| Rundvannet | Troms, Norway | 1 | 1 | 0 | 1989-09-12 |
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