| Hygrotus inaequalis | | 1992-09-16 | 1992-09-16 | Frøylandsvatnet (Rogaland, Norway) |  |
| Hygrotus inaequalis | | 1991-06-11 | 1991-06-11 | Jåbekkvannet (Agder, Norway) | |
| Hygrotus inaequalis | | 1992-06-04 | 1992-06-04 | Vasslivatnet (Rogaland, Norway) | |
| Hygrotus inaequalis | | 1991-06-03 | 1991-06-03 | Myklebustvannet (Møre og Romsdal, Norway) | |
| Hygrotus inaequalis | | 1992-09-07 | 1992-09-07 | Lianvatnet (Trøndelag, Norway) | |
| Hygrotus inaequalis | | 1989-09-25 | 1989-09-25 | Opsangervatnet (Vestland, Norway) | |
| Hygrotus inaequalis | | 1989-09-26 | 1989-09-26 | Maltjern (Akershus, Norway) | |
| Hygrotus inaequalis | | 1992-10-01 | 1992-10-01 | Tveitavatnet (Vestland, Norway) | |
| Hygrotus inaequalis | | 1991-05-23 | 1991-05-23 | Tveitavatnet (Vestland, Norway) | |
| Hygrotus inaequalis | | 1989-09-06 | 1989-09-06 | Rossevatn (Rogaland, Norway) | |
| Hygrotus inaequalis | | 1991-06-10 | 1991-06-10 | Kjemsjøen (Innlandet, Norway) | |
| Hygrotus inaequalis | | 1991-05-30 | 1991-05-30 | Tornesvatnet (Rogaland, Norway) | |
| Hygrotus inaequalis | | 1991-05-30 | 1991-05-30 | Arkavatnet (Rogaland, Norway) | |