Caenis luctuosa
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Burudvann | Akershus, Norway | 1 | 1 | 0 | 1995-09-20 | |
| Frøylandsvatnet | Rogaland, Norway | 2 | 1 | 0 | 1993-06-01 | |
| Kolbjørnviksjøen | Østfold, Norway | 1 | 1 | 0 | 1993-06-10 | |
| Molbekktjernet | Østfold, Norway | 1 | 1 | 0 | 1989-09-04 | |
| Nøklevann | Oslo, Norway | 1 | 1 | 0 | 1992-06-11 | |
| Rossevatn | Rogaland, Norway | 2 | 1 | 0 | 1993-05-25 | |
| Semsvannet | Akershus, Norway | 1 | 1 | 0 | 1989-09-21 | |
| Storavatnet | Vestland, Norway | 1 | 1 | 0 | 1992-09-25 | |
| Tretjønnet | Agder, Norway | 1 | 1 | 0 | 1989-09-27 | |
| Vasslivatnet | Rogaland, Norway | 1 | 1 | 0 | 1992-06-04 |