Larus marinus (Great Black-backed Gull)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Abbedissevegen 67 | Vestland, Norway | 1 | 1 | 0 | 2022-01-24 | |
| Alvermarka | Vestland, Norway | 6 | 1 | 0 | 2022-01-28 | |
| Amlandsvegen 241 | Vestland, Norway | 1 | 1 | 0 | 2024-01-24 | |
| Andenes . | Nordland, Norway | 1 | 1 | 1 | 2015-01-26 | |
| Andersdalsvegen 527 | Troms, Norway | 1 | 1 | 0 | 2022-01-29 | |
| Anga | Vestland, Norway | 3 | 1 | 0 | 2012-12-02 | |
| Apalset | Møre og Romsdal, Norway | 2 | 1 | 0 | 2020-01-26 | |
| Apalvik | Rogaland, Norway | 1 | 1 | 0 | 2022-02-05 | |
| Arkavatnet | Rogaland, Norway | 1 | 1 | 0 | 1994-11-15 | |
| Askjeveien 149 | Rogaland, Norway | 2 | 1 | 0 | 2022-01-29 | |
| Aursnes | Møre og Romsdal, Norway | 1 | 1 | 0 | 2012-01-25 | |
| Aursneset, Eiksund | Møre og Romsdal, Norway | 9 | 1 | 0 | 2022-01-30 | |
| Ausebakken | Rogaland, Norway | 1 | 1 | 0 | 2023-01-28 | |
| Balaklava 10B | Østfold, Norway | 3 | 1 | 0 | 2023-01-29 | |
| Balsfjordgata 8 | Troms, Norway | 1 | 1 | 0 | 2013-01-26 | |
| Bankebroa | Agder, Norway | 1 | 1 | 0 | 2010-01-31 | |
| Bastneset 30 | Vestland, Norway | 1 | 1 | 0 | 2021-01-01 | |
| Bergen sentrum | Vestland, Norway | 1 | 1 | 0 | 2004-09-15 | |
| Bergheimvegen 34, 9107 Kvaløya | Troms, Norway | 1 | 1 | 0 | 2022-01-26 | |
| Bergsetvegen 458 | Møre og Romsdal, Norway | 1 | 1 | 0 | 2023-02-04 | |
| Bergstøveien 14 | Agder, Norway | 1 | 1 | 0 | 2022-01-24 | |
| Bertrand narvesens vei 9 | Oslo, Norway | 3 | 1 | 0 | 2022-01-24 | |
| Bildøyna | Vestland, Norway | 1 | 1 | 0 | 2012-01-29 | |
| Bjørnevåg | Vestfold, Norway | 1 | 1 | 0 | 2018-01-21 | |
| Bjørnøystraen 18B | Rogaland, Norway | 4 | 1 | 0 | 2024-01-27 | |
| Bjørset | Møre og Romsdal, Norway | 1 | 1 | 0 | 2010-01-31 | |
| Blekebakklia 10 | Telemark, Norway | 1 | 1 | 0 | 2022-01-29 | |
| Borrevannet | Vestfold, Norway | 1 | 1 | 0 | 2002-04-10 | |
| brandasund | Vestland, Norway | 2 | 1 | 0 | 2011-01-30 | |
| Breidablikk | Trøndelag, Norway | 1 | 1 | 0 | 2019-01-27 | |
| Brekkegarden, Sandanger, Gjerdsvik | Møre og Romsdal, Norway | 3 | 1 | 0 | 2021-01-31 | |
| Brekne | Agder, Norway | 1 | 1 | 0 | 2011-01-30 | |
| Brevik | Telemark, Norway | 1 | 1 | 0 | 2021-01-31 | |
| Brislingveien 50 | Rogaland, Norway | 2 | 1 | 0 | 2022-02-01 | |
| Broneset | Agder, Norway | 1 | 1 | 0 | 2019-02-01 | |
| Budal | Vestfold, Norway | 9 | 1 | 0 | 2023-01-22 | |
| Bukkensbakken 1 | Agder, Norway | 1 | 1 | 0 | 2021-01-30 | |
| Burfjord fjære | Troms, Norway | 2 | 1 | 0 | 2020-04-25 | |
| Burfjord Hage | Troms, Norway | 1 | 1 | 0 | 2018-02-06 | |
| Buøy | Rogaland, Norway | 1 | 1 | 0 | 2016-01-20 | |
| Bygd | Nordland, Norway | 1 | 1 | 0 | 2013-01-26 | |
| Byskogen, | Vestfold, Norway | 1 | 1 | 0 | 2016-01-30 | |
| Bølevegen 3A | Telemark, Norway | 2 | 1 | 0 | 2014-01-27 | |
| Børøya | Nordland, Norway | 1 | 1 | 0 | 2009-01-25 | |
| Båthavna Børøya | Nordland, Norway | 1 | 1 | 0 | 2022-01-01 | |
| Båtnesveien 50, Løkta | Nordland, Norway | 3 | 1 | 0 | 2024-01-27 | |
| Båtstangveien 86 | Vestfold, Norway | 3 | 1 | 0 | 2023-01-28 | |
| Dallonaveien 6 | Agder, Norway | 2 | 1 | 0 | 2015-01-25 | |
| Dikje, Skjærvøya | Trøndelag, Norway | 2 | 1 | 0 | 2024-01-27 | |
| Dragavika | Rogaland, Norway | 1 | 1 | 0 | 2019-01-28 |