Isoperla
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Bergvikvatnet | Nordland, Norway | 1 | 1 | 0 | 1990-09-04 | |
| Lundarvatnet | Vestland, Norway | 1 | 1 | 0 | 1993-05-13 | |
| Myklavatnet | Vestland, Norway | 1 | 1 | 0 | 1990-09-25 | |
| Spildervatnet | Nordland, Norway | 2 | 1 | 0 | 1994-06-02 |