Tadorna tadorna (Common Shelduck)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Oksfjordhamn | Troms, Norway | 1 | 1 | 0 | 2013-04-16 | |
| Oldereidet | Finnmark, Norway | 1 | 1 | 0 | 2012-05-01 | |
| Oterhals | Møre og Romsdal, Norway | 2 | 1 | 0 | 2011-03-14 | |
| Ovenveien | Østfold, Norway | 1 | 1 | 0 | 2024-03-16 | |
| Pollen | Troms, Norway | 1 | 1 | 0 | 2017-04-01 | |
| Prestegardsmoen | Vestland, Norway | 1 | 1 | 0 | 2005-03-10 | |
| Rambergbukta, Jeløy | Østfold, Norway | 1 | 1 | 0 | 2009-03-22 | |
| Randaberg | Rogaland, Norway | 1 | 1 | 0 | 2013-05-13 | |
| Reisaelvas munning og Sørkjosen | Troms, Norway | 3 | 1 | 0 | 2014-04-27 | |
| Røstlandet | Nordland, Norway | 2 | 1 | 0 | 2008-03-11 | |
| Sandvin | Vestland, Norway | 2 | 1 | 0 | 2005-03-25 | |
| Sannesund | Østfold, Norway | 1 | 1 | 1 | 2008-04-21 | |
| Selnes | Nordland, Norway | 1 | 1 | 0 | 2016-04-20 | |
| Semsøra, Snåsavatnet | Trøndelag, Norway | 1 | 1 | 0 | 2012-04-18 | |
| Silderoggi 3 | Troms, Norway | 1 | 1 | 0 | 2020-04-28 | |
| Skjæløy | Østfold, Norway | 1 | 1 | 0 | 2008-03-18 | |
| Skog | Nordland, Norway | 1 | 1 | 0 | 2020-05-01 | |
| Skogsøy | Vestland, Norway | 3 | 1 | 0 | 2007-03-08 | |
| Songvår | Agder, Norway | 1 | 1 | 0 | 2014-03-01 | |
| Sortlandsundet | Nordland, Norway | 4 | 1 | 0 | 2013-05-05 | |
| Stjørdalshalsen | Trøndelag, Norway | 1 | 1 | 0 | 2007-03-23 | |
| Storvikveien 433, 9157 Storslett | Troms, Norway | 3 | 1 | 0 | 2024-04-25 | |
| Strandvegen, Tromsø sentrum | Troms, Norway | 1 | 1 | 0 | 2013-04-12 | |
| Straumfjorden | Troms, Norway | 2 | 1 | 0 | 2014-04-17 | |
| Svartskogveien 22 | Akershus, Norway | 1 | 1 | 0 | 2006-04-27 | |
| Svellingen | Vestland, Norway | 1 | 1 | 0 | 2005-03-29 | |
| Svelvik | Buskerud, Norway | 1 | 1 | 0 | 2017-03-20 | |
| Synes,Vigra | Møre og Romsdal, Norway | 1 | 1 | 2 | 2022-04-14 | |
| Søre Herefoss | Agder, Norway | 1 | 1 | 0 | 2013-05-03 | |
| Tautra | Trøndelag, Norway | 1 | 1 | 0 | 2008-04-20 | |
| Tjeldnes | Troms, Norway | 7 | 1 | 0 | 2022-07-01 | |
| Tjongsfjordhalvøya | Nordland, Norway | 2 | 1 | 0 | 2009-05-24 | |
| Torget | Nordland, Norway | 1 | 1 | 0 | 2014-04-04 | |
| Trean | Agder, Norway | 1 | 1 | 0 | 2010-05-02 | |
| Tromsø by | Troms, Norway | 1 | 1 | 0 | 2009-04-08 | |
| Tylldalen | Innlandet, Norway | 1 | 1 | 0 | 2010-04-12 | |
| Tønsnes | Troms, Norway | 2 | 1 | 0 | 2012-05-12 | |
| Vadanesset 1 | Trøndelag, Norway | 7 | 1 | 0 | 2024-04-14 | |
| Valfjord | Finnmark, Norway | 1 | 1 | 0 | 2017-06-26 | |
| Vassmoen, Lauvøya | Trøndelag, Norway | 11 | 1 | 0 | 2024-03-31 | |
| Veidnesklubben | Finnmark, Norway | 1 | 1 | 0 | 2019-04-12 | |
| Veinesklubben | Finnmark, Norway | 1 | 1 | 0 | 2008-04-07 | |
| VIK, Sortland | Nordland, Norway | 2 | 1 | 0 | 2016-04-15 | |
| Vikkilen | Agder, Norway | 1 | 1 | 0 | 2012-03-24 | |
| Vinnan og Velvangen naturreservat | Trøndelag, Norway | 1 | 1 | 0 | 2008-04-04 | |
| Ystnes | Nordland, Norway | 1 | 1 | 0 | 2011-03-26 | |
| Øysand | Trøndelag, Norway | 3 | 1 | 0 | 2003-04-23 | |
| Årnesveien 25 | Troms, Norway | 1 | 1 | 0 | 2007-05-13 |