Pieris
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Ulven | Oslo, Norway | 1 | 1 | 0 | 2020-05-03 | |
| Ulvenvatnet | Vestland, Norway | 1 | 1 | 0 | 2011-06-16 | |
| Ulvesetvatnet | Vestland, Norway | 1 | 1 | 0 | 2009-06-21 | |
| Urnes | Vestland, Norway | 4 | 2 | 1 | 2010-07-23 | |
| Utsira | Rogaland, Norway | 2 | 2 | 0 | 2011-05-24 | |
| Utsira | Rogaland, Norway | 1 | 1 | 0 | 2011-05-24 | |
| Vaksvik | Møre og Romsdal, Norway | 11 | 2 | 0 | 2024-04-16 | |
| Vanakleivdalen | Akershus, Norway | 3 | 1 | 2 | 2019-06-02 | |
| Vansjø | Østfold, Norway | 1 | 1 | 0 | 2013-07-06 | |
| Varane, Erdal | Vestland, Norway | 3 | 1 | 1 | 2014-06-09 | |
| Varangerbotn | Finnmark, Norway | 1 | 1 | 0 | 2008-07-19 | |
| Vassbygdi | Vestland, Norway | 1 | 1 | 0 | 2016-06-04 | |
| Vassdal - Melandsjø | Trøndelag, Norway | 1 | 1 | 0 | 2019-06-09 | |
| Vassenden | Møre og Romsdal, Norway | 1 | 1 | 0 | 2010-09-05 | |
| Vasshus | Rogaland, Norway | 1 | 1 | 0 | 2009-06-03 | |
| Vassmoen, Lauvøya | Trøndelag, Norway | 1 | 1 | 0 | 2019-04-07 | |
| Vaulen, Brusand | Rogaland, Norway | 2 | 1 | 0 | 2013-07-22 | |
| ved Hattebergelva | Vestland, Norway | 1 | 1 | 0 | 2006-06-12 | |
| Ved Vinnes Friskule | Vestland, Norway | 1 | 1 | 0 | 2013-04-27 | |
| Verinane | Vestland, Norway | 1 | 1 | 0 | 2018-07-17 | |
| Verken, Heradsbygd | Innlandet, Norway | 1 | 1 | 1 | 2013-08-12 | |
| Vesleholmen | Vestland, Norway | 1 | 1 | 0 | 2011-06-16 | |
| Vestbøstad | Vestland, Norway | 1 | 1 | 0 | 2013-05-25 | |
| Vestoppfarten | Trøndelag, Norway | 1 | 1 | 0 | 2009-05-15 | |
| Vestre Bolærne | Vestfold, Norway | 4 | 2 | 3 | 2018-07-26 | |
| Vestre Sandøya | Agder, Norway | 22 | 2 | 22 | 2023-07-25 | |
| Vestre Sandøya, Klåholmen | Agder, Norway | 11 | 2 | 11 | 2023-07-09 | |
| Vigdel | Rogaland, Norway | 1 | 1 | 0 | 2012-06-19 | |
| Vik | Møre og Romsdal, Norway | 1 | 1 | 0 | 2001-05-29 | |
| Vikaengan | Trøndelag, Norway | 1 | 1 | 0 | 2009-05-23 | |
| Vikan | Trøndelag, Norway | 1 | 1 | 0 | 2009-08-24 | |
| Vilberg | Akershus, Norway | 2 | 2 | 2 | 2014-07-26 | |
| Vistestranden | Rogaland, Norway | 1 | 1 | 0 | 2011-08-06 | |
| Vollan | Møre og Romsdal, Norway | 1 | 1 | 0 | 2014-05-27 | |
| Volland gård | Trøndelag, Norway | 1 | 1 | 0 | 2011-07-09 | |
| Vollen | Akershus, Norway | 1 | 1 | 0 | 2013-06-02 | |
| Væretrøa | Trøndelag, Norway | 1 | 1 | 0 | 2007-08-05 | |
| Ølensvåg | Rogaland, Norway | 1 | 1 | 1 | 2011-07-25 | |
| ølensvåg | Rogaland, Norway | 1 | 1 | 1 | 2012-08-15 | |
| Østensjøvannet | Oslo, Norway | 1 | 1 | 0 | 2010-08-14 | |
| Østmarka | Oslo, Norway | 2 | 2 | 0 | 2008-05-04 | |
| Østmarka | Oslo, Norway | 7 | 2 | 0 | 2012-09-02 | |
| Østre bolærne | Vestfold, Norway | 1 | 1 | 0 | 2017-06-14 | |
| Østre Tuve-Steinsholtskogen | Vestfold, Norway | 1 | 1 | 0 | 2011-07-30 | |
| Øvre Eidfjord | Vestland, Norway | 1 | 1 | 0 | 2007-04-24 | |
| Øvre Eidfjord | Vestland, Norway | 1 | 1 | 0 | 2007-04-25 | |
| Øvre Eidfjord | Vestland, Norway | 3 | 2 | 3 | 2007-06-18 | |
| Øvre Eri | Vestland, Norway | 1 | 1 | 0 | 2009-07-18 | |
| Øvre Helleland | Vestland, Norway | 1 | 1 | 0 | 2012-05-20 | |
| Øvre Mjelde | Vestland, Norway | 1 | 1 | 1 | 2009-07-19 | |