Species: European eel (Anguilla anguilla)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Skorga | Møre og Romsdal, Norway | 1 | 1 | 0 | 1993-11-26 | |
| Skranevatnet | Vestland, Norway | 1 | 1 | 0 | 2012-05-08 | |
| Smeneselva | Møre og Romsdal, Norway | 3 | 1 | 0 | 1996-05-07 | |
| Songebekken | Agder, Norway | 1 | 1 | 0 | 1994-10-15 | |
| Stamtjernbekken | Trøndelag, Norway | 1 | 1 | 0 | 1998-06-24 | |
| Stokkavatnet | Rogaland, Norway | 1 | 1 | 0 | 1990-05-07 | |
| Stokkbekken | Trøndelag, Norway | 1 | 1 | 0 | 1994-06-14 | |
| Storavatnet | Vestland, Norway | 1 | 1 | 0 | 1989-09-26 | |
| Storeidvatnet | Nordland, Norway | 1 | 1 | 0 | 1998-09-07 | |
| Storelva | Møre og Romsdal, Norway | 1 | 1 | 0 | 1993-08-27 | |
| Storåna | Rogaland, Norway | 1 | 1 | 0 | 1997-09-08 | |
| Stølevannet | Vestland, Norway | 1 | 1 | 0 | 1995-10-18 | |
| Sundkilen | Telemark, Norway | 1 | 1 | 0 | 1989-09-07 | |
| Svanevatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-04 | |
| Sælenvannet | Vestland, Norway | 1 | 1 | 0 | 1991-05-04 | |
| Sætreelva | Akershus, Norway | 4 | 1 | 0 | 1996-10-10 | |
| Tverrelva | Troms, Norway | 1 | 1 | 0 | 1994-05-30 | |
| Tysseelva | Vestland, Norway | 1 | 1 | 0 | 1997-09-18 | |
| Tømmervatnet | Troms, Norway | 1 | 1 | 0 | 1993-09-17 | |
| Tønsberg | Vestfold, Norway | 4 | 1 | 0 | 1995-10-26 | |
| Utistubekken | Trøndelag, Norway | 1 | 1 | 0 | 1995-06-14 | |
| V. Måsane | Akershus, Norway | 4 | 1 | 0 | 1996-10-08 | |
| vollgravene gamlebyen | Østfold, Norway | 2 | 1 | 0 | 2014-01-12 | |
| Øggardselva | Møre og Romsdal, Norway | 2 | 1 | 0 | 1995-05-24 | |
| Øksnevadtjørna | Rogaland, Norway | 1 | 1 | 0 | 1994-11-23 | |
| Åletjern | Telemark, Norway | 1 | 1 | 0 | 2000-06-06 | |
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