Mergus
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Aarheimsveien | Vestland, Norway | 1 | 1 | 0 | 2021-01-31 | |
| Aksdal | Rogaland, Norway | 2 | 1 | 0 | 2022-01-06 | |
| Aldalen | Vestland, Norway | 1 | 1 | 0 | 2022-01-29 | |
| Alveveien 200 | Agder, Norway | 1 | 1 | 0 | 2023-01-29 | |
| Anga | Vestland, Norway | 87 | 2 | 0 | 2014-01-12 | |
| Angedalsvegen 28 | Vestland, Norway | 8 | 2 | 0 | 2016-02-12 | |
| Apalset | Møre og Romsdal, Norway | 10 | 1 | 0 | 2024-01-28 | |
| Apalvik | Rogaland, Norway | 2 | 1 | 0 | 2022-02-05 | |
| Aursnes | Møre og Romsdal, Norway | 1 | 1 | 0 | 2012-01-25 | |
| Aursneset, Eiksund | Møre og Romsdal, Norway | 8 | 1 | 0 | 2022-01-30 | |
| Ausebakken | Rogaland, Norway | 5 | 1 | 0 | 2023-01-28 | |
| baebukta, vebenstad | Møre og Romsdal, Norway | 3 | 1 | 0 | 2021-01-23 | |
| Bakkevik | Rogaland, Norway | 1 | 1 | 0 | 2018-02-22 | |
| Ballstadøya | Nordland, Norway | 2 | 1 | 0 | 2023-01-29 | |
| Balsnesaunet 5 | Trøndelag, Norway | 2 | 1 | 0 | 2022-01-30 | |
| Bankebroa | Agder, Norway | 2 | 2 | 0 | 2010-01-31 | |
| Banktjørnhaugen 28 | Vestland, Norway | 1 | 1 | 0 | 2023-01-22 | |
| Bastneset 30 | Vestland, Norway | 1 | 1 | 0 | 2021-01-01 | |
| bebygd område/lokalmiljø | Innlandet, Norway | 1 | 1 | 0 | 2011-04-12 | |
| BEKKJARVIK | Vestland, Norway | 1 | 1 | 0 | 2016-01-01 | |
| Bergaløkka | Akershus, Norway | 1 | 1 | 0 | 2017-04-29 | |
| Bergheimvegen 34, 9107 Kvaløya | Troms, Norway | 1 | 1 | 0 | 2022-01-26 | |
| billefjord | Finnmark, Norway | 1 | 1 | 0 | 2011-05-09 | |
| Bjerknes-/Steinnes-stranda | Møre og Romsdal, Norway | 2 | 1 | 0 | 2022-01-30 | |
| Bjønnmyradammen | Innlandet, Norway | 1 | 1 | 0 | 2016-04-17 | |
| blomvika | Møre og Romsdal, Norway | 2 | 1 | 0 | 2017-01-28 | |
| Bodøveien 2136 | Nordland, Norway | 1 | 1 | 0 | 2023-02-12 | |
| Bogstadvannet | Oslo, Norway | 1 | 1 | 0 | 1993-06-10 | |
| Bolstad | Vestland, Norway | 1 | 1 | 0 | 2012-02-05 | |
| Borgvatnet | Nordland, Norway | 1 | 1 | 0 | 2019-04-25 | |
| Borkenes | Troms, Norway | 5 | 1 | 0 | 2022-02-06 | |
| Borrevannet | Vestfold, Norway | 1 | 1 | 0 | 2002-04-10 | |
| Breievne | Vestland, Norway | 2 | 1 | 0 | 2022-02-01 | |
| Breisand | Telemark, Norway | 1 | 1 | 0 | 2020-01-26 | |
| Brekkegarden, Sandanger, Gjerdsvik | Møre og Romsdal, Norway | 2 | 1 | 0 | 2021-01-31 | |
| Brokvik | Troms, Norway | 4 | 1 | 0 | 2024-01-28 | |
| Buarvikå | Rogaland, Norway | 3 | 1 | 0 | 2023-02-05 | |
| Budal | Vestfold, Norway | 15 | 2 | 0 | 2023-01-22 | |
| Bukkensbakken 1 | Agder, Norway | 1 | 1 | 0 | 2021-01-30 | |
| Burfjord fjære | Troms, Norway | 1 | 1 | 0 | 2019-07-24 | |
| Burfjord Hage | Troms, Norway | 1 | 1 | 0 | 2018-03-17 | |
| Bøpøla | Nordland, Norway | 1 | 1 | 0 | 2014-04-06 | |
| Børøya | Nordland, Norway | 3 | 1 | 0 | 2023-01-30 | |
| bådalen | Møre og Romsdal, Norway | 2 | 1 | 0 | 2023-01-21 | |
| Båthavna Børøya | Nordland, Norway | 1 | 1 | 0 | 2022-01-01 | |
| Båtstangveien 86 | Vestfold, Norway | 5 | 1 | 0 | 2024-01-27 | |
| Dalsland | Østfold, Norway | 1 | 1 | 0 | 2013-05-10 | |
| Dynger 63 | Buskerud, Norway | 1 | 1 | 0 | 2015-01-24 | |
| Dølihagen | Akershus, Norway | 1 | 1 | 0 | 2022-01-29 | |
| Eide, Hvasser | Vestfold, Norway | 4 | 2 | 1 | 2017-01-22 |