Xestia
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
| Frode Falkenberg | Vestland, Norway | 594 | 10 | 54 | 2025-09-02 |
| Alf Tore Mjøs | Rogaland, Norway | 498 | 7 | 43 | 2024-10-26 |
| Kjell Mjølsnes | Rogaland, Norway | 339 | 10 | 6 | 2017-07-26 |
| Olav Krogsæter | Vestland, Norway | 331 | 8 | 33 | 2015-09-14 |
| Even Mjaaland | Rogaland, Norway | 303 | 13 | 21 | 2017-07-23 |
| John Skartveit | Vestland, Norway | 259 | 9 | 21 | 2025-09-13 |
| Svein Sellevold Bekkum | Nordland, Norway | 256 | 13 | 70 | 2025-09-12 |
| Ivar Stormo | Østfold, Norway | 242 | 9 | 17 | 2019-10-04 |
| John Stenersen | Nordland, Norway | 205 | 6 | 55 | 2025-09-07 |
| Eivind Nielsen | Rogaland, Norway | 161 | 6 | 5 | 2023-07-10 |
| Anders Lundberg | Vestland, Norway | 149 | 9 | 49 | 2019-06-24 |
| Leiv Tommas Haugen | Rogaland, Norway | 128 | 8 | 0 | 2025-09-30 |
| Nils Rogn | Innlandet, Norway | 124 | 10 | 34 | 2025-09-12 |
| Turid og Jarle Bakken | Møre og Romsdal, Norway | 78 | 5 | 22 | 2025-09-05 |
| Christer Kamsvåg | Møre og Romsdal, Norway | 74 | 6 | 1 | 2017-09-02 |
| Dag Øivind Ingierd | Akershus, Norway | 51 | 4 | 42 | 2013-07-06 |
| Trond Einar Brobakk | Trøndelag, Norway | 50 | 4 | 9 | 2012-08-26 |
| Dag O. Bollingmo | Trøndelag, Norway | 48 | 5 | 25 | 2016-08-18 |
| Michael Fredriksen | Vestland, Norway | 39 | 5 | 28 | 2016-08-04 |
| Fredrik Birkeland | Rogaland, Norway | 37 | 4 | 5 | 2015-10-06 |
| Lars Erik Johannessen | Østfold, Norway | 35 | 5 | 11 | 2015-09-20 |
| John Grønning | Rogaland, Norway | 31 | 5 | 1 | 2016-09-15 |
| Sissel og Nigel Goodgame | Vestland, Norway | 31 | 3 | 11 | 2013-08-01 |
| Øyvind Stickler | Vestfold, Norway | 29 | 5 | 25 | 2025-08-02 |
| Ola Moen | Vestland, Norway | 28 | 4 | 7 | 2015-08-23 |
| Egil Frantzen | Vestland, Norway | 27 | 5 | 7 | 2010-08-10 |
| Rune Voie | Vestland, Norway | 26 | 4 | 2 | 2013-08-09 |
| Geirr O Pedersen | Akershus, Norway | 24 | 3 | 0 | 2011-09-18 |
| Pål Mølnvik | Trøndelag, Norway | 23 | 2 | 5 | 2022-09-14 |
| Peter Forseth | Trøndelag, Norway | 20 | 2 | 1 | 2025-08-02 |
| Sveinung Sigbjørnsen | Vestland, Norway | 15 | 4 | 8 | 2025-07-21 |
| Arild Breistøl | Vestland, Norway | 9 | 5 | 4 | 2010-07-18 |
| Eli Gates | Akershus, Norway | 6 | 4 | 6 | 2018-08-22 |
| Olav Julsrud | Oslo, Norway | 6 | 3 | 4 | 2011-08-03 |
| Marte Falkenberg | Vestland, Norway | 6 | 2 | 0 | 2010-07-29 |
| Kjell Tore Vogsland | Telemark, Norway | 6 | 6 | 6 | 2009-08-12 |
| Stein Rui | Vestfold, Norway | 5 | 2 | 5 | 2019-08-26 |
| Bjørn Pettersen | Innlandet, Norway | 4 | 3 | 3 | 2011-08-06 |
| Ben van As | Innlandet, Norway | 3 | 2 | 0 | 2024-07-19 |
| Lucy Birgitte Liahjell | Agder, Norway | 3 | 2 | 3 | 2024-09-19 |
| John Martin Mjelde | Oslo, Norway | 2 | 2 | 2 | 2007-09-08 |
| Lars-Henrik Jensen | Vestland, Norway | 2 | 1 | 2 | 2012-08-10 |
| Håvar Hveding | Rogaland, Norway | 2 | 1 | 0 | 2014-08-24 |
| Geir Birkeland | Oslo, Norway | 2 | 2 | 0 | 2013-08-19 |
| Torstein Solhøy | Vestland, Norway | 1 | 1 | 0 | 1991-07-26 |
| Roger Oseid | Innlandet, Norway | 1 | 1 | 1 | 2011-08-07 |
| Hans Brubak | Akershus, Norway | 1 | 1 | 1 | 2023-08-11 |
| John-Arvid Grytnes | Vestland, Norway | 1 | 1 | 1 | 2012-07-23 |
| Tryggheim ungdomsskule | Rogaland, Norway | 1 | 1 | 2 | 2012-09-09 |
| Terje Bøhler | Akershus, Norway | 1 | 1 | 0 | 2007-08-25 |