Phylum: Articulate animals (Arthropoda)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Austerdalen | Nordland, Norway | 1 | 1 | 0 | 2022-09-10 | |
| Austevågane | Vestland, Norway | 14 | 9 | 0 | 2017-06-13 | |
| Austmannalia v. Røldal. | Vestland, Norway | 3 | 3 | 0 | 2014-08-04 | |
| Austre Bokn | Rogaland, Norway | 1 | 1 | 1 | 2010-04-25 | |
| Austre plantning,Utsira | Rogaland, Norway | 15 | 15 | 0 | 2015-09-29 | |
| Austretjønnbekken | Agder, Norway | 33 | 12 | 0 | 1997-10-22 | |
| Austrheim | Vestland, Norway | 4 | 4 | 1 | 2006-08-12 | |
| Austrheim | Vestland, Norway | 1 | 1 | 1 | 2006-08-30 | |
| Austrått | Rogaland, Norway | 64 | 40 | 10 | 2016-05-26 | |
| Austrått | Rogaland, Norway | 1 | 1 | 0 | 2007-06-02 | |
| Austrått (Riarveien) | Rogaland, Norway | 112 | 54 | 2 | 2014-08-01 | |
| Austvik | Vestland, Norway | 1 | 1 | 0 | 2014-05-18 | |
| Ausvika | Nordland, Norway | 5 | 2 | 0 | 2018-05-16 | |
| Avaldsnes | Rogaland, Norway | 36 | 6 | 0 | 1995-10-20 | |
| Avaldsnes | Rogaland, Norway | 2 | 2 | 0 | 2009-04-03 | |
| Avaljohka | Finnmark, Norway | 1 | 1 | 0 | 2016-07-10 | |
| Bagn sentrum | Innlandet, Norway | 4 | 2 | 0 | 2020-04-21 | |
| Bahus | Akershus, Norway | 1 | 1 | 0 | 2007-04-07 | |
| Bakka | Vestland, Norway | 16 | 16 | 0 | 2015-07-04 | |
| Bakka v.Gudvangen | Vestland, Norway | 75 | 67 | 4 | 2017-06-22 | |
| Bakkane | Vestland, Norway | 11 | 4 | 0 | 2024-03-11 | |
| Bakkavik | Rogaland, Norway | 1 | 1 | 0 | 2013-03-27 | |
| Bakkaånå | Rogaland, Norway | 86 | 35 | 22 | 2016-05-10 | |
| Bakke | Telemark, Norway | 2 | 2 | 2 | 2014-04-20 | |
| Bakke | Vestfold, Norway | 1 | 1 | 0 | 2024-04-13 | |
| Bakke bro | Trøndelag, Norway | 1 | 1 | 0 | 2009-05-30 | |
| Bakkegrenda | Trøndelag, Norway | 3 | 3 | 2 | 2010-07-31 | |
| Bakkeløkka | Akershus, Norway | 476 | 285 | 477 | 2020-07-29 | |
| Bakken, Seløy | Vestland, Norway | 1 | 1 | 0 | 2009-06-01 | |
| Bakketun | Innlandet, Norway | 89 | 33 | 3 | 2019-07-11 | |
| Baklidammen | Trøndelag, Norway | 4 | 4 | 0 | 2014-09-17 | |
| Baklidammen, Bymarka | Trøndelag, Norway | 13 | 11 | 0 | 2012-08-14 | |
| Baklitjørna | Rogaland, Norway | 1 | 1 | 0 | 2016-06-10 | |
| Balderheim | Vestland, Norway | 24 | 6 | 0 | 2013-04-22 | |
| baldersheim | Vestland, Norway | 1 | 1 | 0 | 2022-04-02 | |
| Balestrand | Vestland, Norway | 2 | 2 | 0 | 2013-08-18 | |
| Ballangen | Nordland, Norway | 1 | 1 | 0 | 2007-04-26 | |
| Balstadhogstet | Telemark, Norway | 1 | 1 | 0 | 2014-04-18 | |
| Bamblekysten | Telemark, Norway | 1 | 1 | 0 | 2011-03-31 | |
| Bandak | Telemark, Norway | 1 | 1 | 0 | 2011-07-28 | |
| Bandaksjøen | Telemark, Norway | 176 | 154 | 29 | 2011-06-05 | |
| Bandaksjøen | Telemark, Norway | 15 | 14 | 2 | 2009-06-27 | |
| Bangadalen,Høle | Rogaland, Norway | 17 | 17 | 4 | 2014-05-27 | |
| Bangedalen, Høle | Rogaland, Norway | 11 | 11 | 0 | 2014-05-18 | |
| Bangtjernet | Østfold, Norway | 10 | 9 | 0 | 2016-06-13 | |
| Bankvegen | Vestland, Norway | 1 | 1 | 0 | 2022-08-14 | |
| Bardufoss | Troms, Norway | 27 | 20 | 0 | 1988-09-21 | |
| Barhaug skole | Innlandet, Norway | 1 | 1 | 2 | 2018-09-11 | |
| Barkåker | Vestfold, Norway | 1 | 1 | 2 | 2015-09-14 | |
| Barmanveien 9 | Trøndelag, Norway | 118 | 79 | 63 | 2021-07-06 | |
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