Nymphalidae (Brush-footed butterflies)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Tråstad | Innlandet, Norway | 7 | 6 | 8 | 2016-07-02 | |
| tun og foringsbrett | Buskerud, Norway | 1 | 1 | 0 | 2011-04-17 | |
| Tunnsjø | Trøndelag, Norway | 1 | 1 | 0 | 2008-04-24 | |
| Tunøya | Østfold, Norway | 1 | 1 | 0 | 2017-07-15 | |
| Turøy | Vestland, Norway | 1 | 1 | 1 | 2008-09-07 | |
| Turøy | Vestland, Norway | 6 | 5 | 3 | 2008-04-20 | |
| TUV | Buskerud, Norway | 1 | 1 | 0 | 2016-06-09 | |
| Tuva (Hardangervidda, 1200 moh) | Buskerud, Norway | 1 | 1 | 1 | 2007-08-04 | |
| Tvara på Ulefoss | Telemark, Norway | 1 | 1 | 1 | 2010-06-25 | |
| Tveide | Agder, Norway | 1 | 1 | 0 | 2017-06-27 | |
| Tveit | Rogaland, Norway | 1 | 1 | 0 | 1970-08-08 | |
| Tveitan | Vestfold, Norway | 3 | 3 | 0 | 2019-09-03 | |
| Tveiteskogen (Askøy) | Vestland, Norway | 1 | 1 | 1 | 2010-07-05 | |
| Tveitevannet, sørenden | Vestland, Norway | 1 | 1 | 0 | 2014-10-05 | |
| Tveten | Telemark, Norway | 1 | 1 | 0 | 2012-03-01 | |
| Tylldalen | Innlandet, Norway | 3 | 1 | 0 | 2009-04-13 | |
| Tylldalen | Innlandet, Norway | 14 | 1 | 0 | 2024-04-10 | |
| Tystenodden | Trøndelag, Norway | 1 | 1 | 0 | 2010-07-04 | |
| Tønsberg | Vestfold, Norway | 1 | 1 | 1 | 2016-08-02 | |
| Tønsberg Tønne | Vestfold, Norway | 3 | 3 | 5 | 2019-08-07 | |
| Tønsnes | Troms, Norway | 1 | 1 | 0 | 2012-04-30 | |
| Tørvikbygd | Vestland, Norway | 1 | 1 | 0 | 2017-05-22 | |
| Tøso, Vangsmjøse | Innlandet, Norway | 1 | 1 | 1 | 2010-08-08 | |
| Tøyen | Oslo, Norway | 2 | 2 | 2 | 2011-05-09 | |
| Tøyen | Oslo, Norway | 4 | 3 | 0 | 2018-07-28 | |
| Tårnbrygga, Jomfruland | Telemark, Norway | 9 | 6 | 0 | 2013-07-09 | |
| Ulefoss | Telemark, Norway | 6 | 6 | 9 | 2012-07-17 | |
| Ullerudåsen | Akershus, Norway | 1 | 1 | 0 | 2012-03-12 | |
| Ullevål | Oslo, Norway | 18 | 6 | 1 | 2018-08-06 | |
| Ulriken | Vestland, Norway | 1 | 1 | 1 | 2019-08-02 | |
| Ulriken | Vestland, Norway | 1 | 1 | 0 | 1993-06-12 | |
| Ulsteinvik | Møre og Romsdal, Norway | 2 | 2 | 0 | 2019-07-09 | |
| Ulven | Oslo, Norway | 2 | 2 | 0 | 2020-05-03 | |
| Ulvenvatnet | Vestland, Norway | 2 | 2 | 0 | 2008-07-06 | |
| Urdal | Østfold, Norway | 4 | 2 | 0 | 2018-07-01 | |
| Urdbøglupen | Telemark, Norway | 1 | 1 | 0 | 2016-08-06 | |
| Urnes | Vestland, Norway | 2 | 2 | 0 | 2010-07-23 | |
| Urter | Rogaland, Norway | 1 | 1 | 0 | 2009-05-31 | |
| Ustaoset | Buskerud, Norway | 5 | 2 | 0 | 2015-06-01 | |
| Ustekveikja, Finse | Vestland, Norway | 2 | 1 | 0 | 2010-06-20 | |
| Uteng | Troms, Norway | 1 | 1 | 0 | 2010-04-03 | |
| Uteskole-plassen | Vestfold, Norway | 2 | 1 | 0 | 2010-04-16 | |
| Utsikten 16,2390 Moelv | Innlandet, Norway | 1 | 1 | 0 | 2012-04-22 | |
| Utsira | Rogaland, Norway | 14 | 7 | 2 | 2011-05-24 | |
| Utsira | Rogaland, Norway | 1 | 1 | 0 | 2011-05-24 | |
| Utsira | Rogaland, Norway | 3 | 2 | 0 | 2015-09-26 | |
| Utsira | Rogaland, Norway | 1 | 1 | 1 | 2006-10-04 | |
| Vadanesset 1 | Trøndelag, Norway | 7 | 1 | 0 | 2020-05-03 | |
| Vagge | Finnmark, Norway | 1 | 1 | 1 | 2013-09-21 | |
| Vaksvik | Møre og Romsdal, Norway | 10 | 1 | 0 | 2024-04-21 | |