| House Martin (Delichon urbicum) | | 2022-05-16 | 2022-05-16 | | Holien gard, øye (Innlandet, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-16 | 2022-05-16 | | Holien gard, øye (Innlandet, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-16 | 2022-05-16 | | Skjelset, Furnes (Innlandet, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-16 | 2022-05-14 | | Tylldalen (Innlandet, Norway) | |
| House Martin (Delichon urbicum) | | 2022-05-14 | 2022-05-14 | | Gardløs (Innlandet, Norway) | |
| House Martin (Delichon urbicum) | | 2022-05-14 | 2022-05-14 | | Gardløs (Innlandet, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-13 | 2022-05-12 | | Oshaug (Nordland, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-12 | 2022-05-12 | | Manstad (Østfold, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-10 | 2022-05-06 | | Nordre Vartdal (Møre og Romsdal, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-10 | 2022-05-10 | | Nordre Vartdal (Møre og Romsdal, Norway) | |
| House Martin (Delichon urbicum) | | 2022-05-10 | 2022-05-08 | | Nordre Vartdal (Møre og Romsdal, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-09 | 2022-05-04 | | Synes,Vigra (Møre og Romsdal, Norway) |  |
| Barn Swallow (Hirundo rustica) | | 2022-05-09 | 2022-05-09 | | Fagerli gård (Trøndelag, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-09 | 2022-05-09 | | Fagerli gård (Trøndelag, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-08 | 2022-05-04 | | Synes,Vigra (Møre og Romsdal, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-08 | 2022-05-08 | | Byrknes Skule (Vestland, Norway) | |
| House Martin (Delichon urbicum) | | 2022-05-07 | 2022-05-07 | | Skjelset, Furnes (Innlandet, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-06 | 2022-05-06 | | Foringsplass på Sollia (Innlandet, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-06 | 2022-05-05 | | Folkvangveien 14 B (Akershus, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-06 | 2022-05-05 | | Nisi Østre (Telemark, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-03 | 2022-05-01 | | Hustoft gnr. 150/4 (Rogaland, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-05-02 | 2022-04-28 | | Netlandsvegen 89 (Vestland, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-04-30 | 2022-04-30 | | Vervik (Rogaland, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-04-29 | 2022-04-29 | | Haugstad (Rogaland, Norway) | |
| House Martin (Delichon urbicum) | | 2022-04-20 | 2021-04-29 | | Nesland (Agder, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-04-20 | 2021-04-28 | | Nesland (Agder, Norway) | |
| House Martin (Delichon urbicum) | | 2022-04-20 | 2022-04-20 | | Nesland (Agder, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-04-17 | 2022-04-17 | | Ølberg (Rogaland, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-02-05 | 2021-05-08 | | Vestrå (Rogaland, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2022-01-30 | 2021-05-15 | | Auvi Søndre (Akershus, Norway) | |
| House Martin (Delichon urbicum) | | 2021-09-19 | 2021-09-19 | | Sandnes (Rogaland, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2021-08-29 | 2021-08-28 |  | Rena og omegn (Innlandet, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2021-08-29 | 2021-08-28 | | Rena og omegn (Innlandet, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2021-07-25 | 2021-07-21 | | Djupvik (Agder, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2021-07-25 | 2021-07-24 | | Djupvik (Agder, Norway) | |
| House Martin (Delichon urbicum) | | 2021-07-18 | 2021-07-18 | | Porsgrunn (Telemark, Norway) | |
| House Martin (Delichon urbicum) | | 2021-07-12 | 2021-07-12 | | Vammervolltrøa (Trøndelag, Norway) | |
| House Martin (Delichon urbicum) | | 2021-07-12 | 2021-07-12 | | Vammervolltrøa (Trøndelag, Norway) | |
| House Martin (Delichon urbicum) | | 2021-07-05 | 2021-07-05 | | Vestvågan (Nordland, Norway) | |
| House Martin (Delichon urbicum) | | 2021-07-05 | 2021-07-05 | | Vestvågan (Nordland, Norway) | |
| House Martin (Delichon urbicum) | | 2021-07-04 | 2021-07-04 | | Atrå (Telemark, Norway) | |
| House Martin (Delichon urbicum) | | 2021-07-04 | 2021-07-04 | | Atrå (Telemark, Norway) | |
| House Martin (Delichon urbicum) | | 2021-06-22 | 2021-06-22 | | Vaksvik (Møre og Romsdal, Norway) | |
| House Martin (Delichon urbicum) | | 2021-06-22 | 2021-06-22 | | Vaksvik (Møre og Romsdal, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2021-06-15 | 2021-06-15 | | Nordre Roven. (Akershus, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2021-06-14 | 2021-06-07 | | Volbuvegen 151 (Innlandet, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2021-06-14 | 2021-06-14 | | Brattabø Gard, Nå, Ullensvang (Vestland, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2021-06-06 | 2021-06-05 | | Rena og omegn (Innlandet, Norway) | |
| Barn Swallow (Hirundo rustica) | | 2021-06-06 | 2021-06-05 | | Rena og omegn (Innlandet, Norway) | |
| Sand Martin (Riparia riparia) | | 2021-06-04 | 2021-06-04 | | Sjøholt (Møre og Romsdal, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education