| Nitzschia sp. | | 2006-09-26 | 2006-09-05 | Skatestraumen (Vestland, Norway) | |
| Fragilaria crotonensis | | 2005-09-06 | 2005-08-30 | Harestuvannet (Akershus, Norway) | |
| Tabellaria fenestata | | 2005-09-06 | 2005-08-30 | Harestuvannet (Akershus, Norway) | |
| Tabellaria flocculosa | | 2005-09-06 | 2005-08-30 | Harestuvannet (Akershus, Norway) | |
| Fragilaria crotonensis | | 2003-05-20 | 2003-05-19 | Borrevannet (Vestfold, Norway) | |
| Asterionella formosa | | 2003-05-20 | 2003-05-19 | Borrevannet (Vestfold, Norway) | |
| Synedra sp. | | 2003-05-20 | 2003-05-19 | Borrevannet (Vestfold, Norway) | |
| Diatoma sp. | | 2002-02-18 | 2002-02-18 | Espegrend (Vestland, Norway) | |
| Diatoma sp. | | 2002-02-18 | 2002-02-18 | Espegrend (Vestland, Norway) | |
| Tabellaria flocculosa | | 1991-09-26 | 1991-09-26 | Testområde (Vestland, Norway) |  |
| Tabellaria flocculosa | | 1990-06-26 | 1990-06-26 | Tretjønnet (Agder, Norway) | |
| Tabellaria flocculosa | | 1989-09-19 | 1989-09-19 | Liavatnet (Trøndelag, Norway) | |
| Asterionella formosa | | 1989-09-19 | 1989-09-19 | Liavatnet (Trøndelag, Norway) | |
| Tabellaria flocculosa | | 1994-05-02 | 1994-05-02 | Inndalsvatnet (Trøndelag, Norway) | |
| Tabellaria fenestrata | | 1989-09-27 | 1989-09-27 | Stordammen (Akershus, Norway) | |
| Tabellaria flocculosa | | 1991-06-05 | 1991-06-05 | Laksådalsvatnet (Nordland, Norway) | |
| Fragilaria sp. | | 1991-06-05 | 1991-06-05 | Laksådalsvatnet (Nordland, Norway) | |
| Tabellaria flocculosa | | 1990-09-07 | 1990-09-07 | Laksådalsvatnet (Nordland, Norway) | |
| Tabellaria flocculosa | | 1990-06-11 | 1990-06-11 | Laksådalsvatnet (Nordland, Norway) | |
| Tabellaria flocculosa | | 1989-09-14 | 1989-09-14 | Laksådalsvatnet (Nordland, Norway) | |
| Fragilaria crotonensis | | 1994-09-20 | 1994-09-20 | Akersvannet (Vestfold, Norway) | |
| Asterionella formosa | | 1993-09-16 | 1993-09-16 | Akersvannet (Vestfold, Norway) | |
| Fragilaria crotonensis | | 1993-09-16 | 1993-09-16 | Akersvannet (Vestfold, Norway) | |
| Tabellaria flocculosa | | 1989-09-15 | 1989-09-15 | Akersvannet (Vestfold, Norway) | |
| Tabellaria flocculosa | | 1989-09-08 | 1989-09-08 | Stordammen (Akershus, Norway) | |
| Asterionella formosa | | 1994-09-28 | 1994-09-28 | Frøylandsvatnet (Rogaland, Norway) | |
| Fragilaria crotonensis | | 1994-09-28 | 1994-09-28 | Frøylandsvatnet (Rogaland, Norway) | |
| Fragilaria crotonensis | | 1993-09-29 | 1993-09-29 | Frøylandsvatnet (Rogaland, Norway) | |
| Asterionella formosa | | 1993-09-29 | 1993-09-29 | Frøylandsvatnet (Rogaland, Norway) | |
| Tabellaria flocculosa | | 1993-09-29 | 1993-09-29 | Frøylandsvatnet (Rogaland, Norway) | |
| Asterionella formosa | | 1991-10-21 | 1991-10-21 | Frøylandsvatnet (Rogaland, Norway) | |
| Fragilaria crotonensis | | 1991-10-21 | 1991-10-21 | Frøylandsvatnet (Rogaland, Norway) | |
| Tabellaria flocculosa | | 1991-04-24 | 1991-04-24 | Frøylandsvatnet (Rogaland, Norway) | |
| Synedra sp. | | 1991-04-24 | 1991-04-24 | Frøylandsvatnet (Rogaland, Norway) | |
| Fragilaria crotonensis | | 1991-04-24 | 1991-04-24 | Frøylandsvatnet (Rogaland, Norway) | |
| Asterionella formosa | | 1991-04-24 | 1991-04-24 | Frøylandsvatnet (Rogaland, Norway) | |
| Tabellaria flocculosa | | 1990-10-24 | 1990-10-24 | Frøylandsvatnet (Rogaland, Norway) | |
| Fragilaria crotonensis | | 1990-10-24 | 1990-10-24 | Frøylandsvatnet (Rogaland, Norway) | |
| Tabellaria flocculosa | | 1990-10-24 | 1990-10-24 | Frøylandsvatnet (Rogaland, Norway) | |
| Fragilaria crotonensis | | 1990-10-24 | 1990-10-24 | Frøylandsvatnet (Rogaland, Norway) | |
| Asterionella formosa | | 1990-10-24 | 1990-10-24 | Frøylandsvatnet (Rogaland, Norway) | |
| Asterionella formosa | | 1990-10-24 | 1990-10-24 | Frøylandsvatnet (Rogaland, Norway) | |
| Tabellaria flocculosa | | 1994-09-22 | 1994-09-22 | Årstadtjødne (Rogaland, Norway) | |
| Tabellaria flocculosa | | 1993-09-20 | 1993-09-20 | Årstadtjødne (Rogaland, Norway) | |
| Tabellaria flocculosa | | 1993-06-18 | 1993-06-18 | Årstadtjødne (Rogaland, Norway) | |
| Tabellaria flocculosa | | 1990-09-18 | 1990-09-18 | Fetvatnet (Møre og Romsdal, Norway) | |
| Tabellaria flocculosa | | 1990-09-13 | 1990-09-13 | Fetvatnet (Møre og Romsdal, Norway) | |
| Asterionella formosa | | 1990-09-13 | 1990-09-13 | Fetvatnet (Møre og Romsdal, Norway) | |
| Tabellaria flocculosa | | 1990-06-13 | 1990-06-13 | Fetvatnet (Møre og Romsdal, Norway) | |
| Fragilaria sp. | | 1990-06-13 | 1990-06-13 | Fetvatnet (Møre og Romsdal, Norway) | |