Species: Herring Gull (Larus argentatus)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| 1390 Vollen | Akershus, Norway | 6 | 1 | 0 | 2024-01-23 | |
| 5 Ryfylkegata | Rogaland, Norway | 1 | 1 | 0 | 2021-01-30 | |
| 5101 Eidsvågneset | Vestland, Norway | 1 | 1 | 0 | 2023-01-28 | |
| 5212 Søfteland | Vestland, Norway | 3 | 1 | 0 | 2022-01-30 | |
| 5259 HJELLESTAD | Vestland, Norway | 1 | 1 | 0 | 2020-01-26 | |
| 6/85 Vågheim, Synes | Møre og Romsdal, Norway | 1 | 1 | 0 | 2019-01-27 | |
| Aallsgate | Telemark, Norway | 2 | 1 | 0 | 2018-01-20 | |
| Adolph Bergs vei | Vestland, Norway | 1 | 1 | 0 | 2018-01-28 | |
| Akerelva (8 km) | Oslo, Norway | 1 | 1 | 0 | 2022-01-30 | |
| Aksjøen 104 | Innlandet, Norway | 1 | 1 | 0 | 2020-07-15 | |
| Allégaten 41 | Vestland, Norway | 1 | 1 | 0 | 2008-01-25 | |
| Alnes | Møre og Romsdal, Norway | 1 | 1 | 0 | 2022-01-23 | |
| altafjorden | Finnmark, Norway | 1 | 1 | 0 | 2015-04-29 | |
| Alvim | Østfold, Norway | 5 | 1 | 0 | 2015-01-25 | |
| Amlandsvegen 241 | Vestland, Norway | 3 | 1 | 0 | 2024-01-24 | |
| ananiasgarden | Møre og Romsdal, Norway | 1 | 1 | 0 | 2022-01-12 | |
| Andenes . | Nordland, Norway | 1 | 1 | 1 | 2015-01-26 | |
| Anderåsen | Agder, Norway | 1 | 1 | 0 | 2014-01-26 | |
| andøytoppen 16 | Agder, Norway | 1 | 1 | 0 | 2024-01-27 | |
| Anga | Vestland, Norway | 21 | 1 | 0 | 2013-07-06 | |
| Angedalsvegen 28 | Vestland, Norway | 6 | 1 | 0 | 2015-06-05 | |
| Apalset | Møre og Romsdal, Norway | 7 | 1 | 0 | 2024-01-28 | |
| Apalvik | Rogaland, Norway | 3 | 1 | 0 | 2024-01-20 | |
| Apenes | Vestfold, Norway | 5 | 1 | 0 | 2021-01-31 | |
| Arkavatnet | Rogaland, Norway | 1 | 1 | 0 | 1994-11-15 | |
| Arnebråtveien 16 | Oslo, Norway | 1 | 1 | 0 | 2022-01-30 | |
| Arthur Nordlies vei 1a | Oslo, Norway | 4 | 1 | 0 | 2019-02-03 | |
| Arvid Andresens vei 2A | Akershus, Norway | 2 | 1 | 0 | 2024-01-28 | |
| ask | Vestland, Norway | 4 | 1 | 0 | 2016-02-03 | |
| Askeladdveien, Søm | Agder, Norway | 1 | 1 | 0 | 2015-01-18 | |
| Askjeveien 149 | Rogaland, Norway | 2 | 1 | 0 | 2022-01-29 | |
| Augland Vågsbygd | Agder, Norway | 1 | 1 | 0 | 2014-01-26 | |
| Auglend | Rogaland, Norway | 2 | 1 | 0 | 2016-01-31 | |
| Auglend | Rogaland, Norway | 2 | 1 | 0 | 2016-01-30 | |
| Aukskaget | Møre og Romsdal, Norway | 1 | 1 | 0 | 2022-01-24 | |
| Aure | Møre og Romsdal, Norway | 7 | 1 | 0 | 2024-01-28 | |
| Auren 26 | Rogaland, Norway | 1 | 1 | 0 | 2023-01-29 | |
| Aursnes | Møre og Romsdal, Norway | 1 | 1 | 0 | 2012-01-25 | |
| Aursneset, Eiksund | Møre og Romsdal, Norway | 9 | 1 | 0 | 2022-01-30 | |
| Aurvågvegen 92, 6070 Tjørvåg | Møre og Romsdal, Norway | 1 | 1 | 0 | 2022-01-29 | |
| Ausebakken | Rogaland, Norway | 5 | 1 | 0 | 2024-01-29 | |
| Ausebakken, Tananger | Rogaland, Norway | 1 | 1 | 0 | 2014-01-25 | |
| Austnes | Møre og Romsdal, Norway | 3 | 1 | 0 | 2020-02-10 | |
| Austre Lurane 20 | Vestland, Norway | 2 | 1 | 0 | 2023-02-05 | |
| Austre Steinsvikåsen 21 | Vestland, Norway | 3 | 1 | 0 | 2024-01-28 | |
| Austre Åmøy | Rogaland, Norway | 2 | 1 | 0 | 2024-01-17 | |
| Austrått | Rogaland, Norway | 1 | 1 | 0 | 2023-01-29 | |
| Austrått | Rogaland, Norway | 2 | 1 | 0 | 2022-01-24 | |
| Ausvika | Nordland, Norway | 1 | 1 | 0 | 2018-05-16 | |
| Bakke | Vestland, Norway | 13 | 1 | 0 | 2024-01-26 |