Diptera
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Haraldseidvågen | Rogaland, Norway | 1 | 1 | 0 | 2020-04-01 | |
| Harestua | Akershus, Norway | 1 | 1 | 0 | 2022-04-19 | |
| Harestuavannet | Akershus, Norway | 7 | 4 | 0 | 2015-06-04 | |
| Harestuvannet | Akershus, Norway | 8 | 7 | 0 | 2004-09-01 | |
| Hattlestadbekken | Møre og Romsdal, Norway | 15 | 3 | 0 | 1998-06-03 | |
| Haugerenga | Akershus, Norway | 2 | 1 | 0 | 2021-06-15 | |
| haugland | Vestland, Norway | 2 | 2 | 0 | 2006-05-04 | |
| Haukvatnet | Trøndelag, Norway | 4 | 4 | 0 | 1989-09-22 | |
| Haukvatnet | Trøndelag, Norway | 3 | 3 | 0 | 2013-05-29 | |
| Haukåselva | Vestland, Norway | 2 | 2 | 0 | 2011-11-23 | |
| Hauskjevatnet | Rogaland, Norway | 5 | 5 | 0 | 1989-09-13 | |
| Havreveien | Agder, Norway | 1 | 1 | 0 | 2020-04-15 | |
| Havågsvatnet | Møre og Romsdal, Norway | 6 | 3 | 0 | 1995-05-24 | |
| Hellandsåna | Rogaland, Norway | 9 | 3 | 0 | 1995-05-23 | |
| Helnessund | Nordland, Norway | 1 | 1 | 0 | 2013-10-01 | |
| Helsetvatnet | Møre og Romsdal, Norway | 6 | 5 | 0 | 2008-05-28 | |
| Herumveien 33, Ås | Akershus, Norway | 1 | 1 | 0 | 2020-03-05 | |
| Hestsjøen | Trøndelag, Norway | 2 | 1 | 0 | 2003-05-14 | |
| Hisåsen | Agder, Norway | 1 | 1 | 0 | 2007-04-15 | |
| Hjelteryggen | Vestland, Norway | 1 | 1 | 0 | 2006-05-09 | |
| Hjortlandsstemma | Vestland, Norway | 2 | 1 | 0 | 2004-09-02 | |
| Hjørungdalsvatnet | Møre og Romsdal, Norway | 16 | 15 | 0 | 1991-10-23 | |
| Holeelva | Vestland, Norway | 1 | 1 | 0 | 1994-10-11 | |
| Holmavatnet | Vestland, Norway | 1 | 1 | 0 | 2006-05-09 | |
| Holtebrekk | Akershus, Norway | 3 | 2 | 0 | 2006-08-24 | |
| Holterengabekken | Østfold, Norway | 3 | 3 | 0 | 1995-09-25 | |
| Holvikelva | Vestland, Norway | 1 | 1 | 0 | 1994-06-10 | |
| Homevannsbekken | Agder, Norway | 3 | 3 | 0 | 1993-10-27 | |
| Hostadvatnet | Møre og Romsdal, Norway | 10 | 10 | 0 | 1989-09-14 | |
| Hovet | Telemark, Norway | 3 | 3 | 0 | 1993-10-05 | |
| Hovsdammen | Østfold, Norway | 4 | 3 | 0 | 1997-05-28 | |
| Hugla-elvo | Vestland, Norway | 14 | 3 | 0 | 1995-06-14 | |
| Hugubekken | Innlandet, Norway | 3 | 3 | 0 | 1993-10-11 | |
| Huldertjønna | Trøndelag, Norway | 1 | 1 | 0 | 2004-09-14 | |
| Hundetjønna | Agder, Norway | 2 | 2 | 0 | 2013-09-25 | |
| Husavatnet | Vestland, Norway | 23 | 18 | 0 | 1993-06-04 | |
| Hustredalsbekken | Vestland, Norway | 6 | 3 | 0 | 1995-06-01 | |
| Hydrostranda | Telemark, Norway | 1 | 1 | 0 | 2019-05-16 | |
| Hyllibekken | Østfold, Norway | 1 | 1 | 0 | 2013-09-13 | |
| Hytteområde i Austefjorden | Vestland, Norway | 2 | 2 | 0 | 2007-06-07 | |
| Høgnakken | Møre og Romsdal, Norway | 4 | 4 | 0 | 2013-09-18 | |
| Høgnakken/ Myrsletta | Møre og Romsdal, Norway | 1 | 1 | 0 | 2013-09-19 | |
| Høiseth | Troms, Norway | 1 | 1 | 0 | 2013-09-19 | |
| Høre skule | Innlandet, Norway | 1 | 1 | 0 | 2014-06-05 | |
| Høylandsåna | Rogaland, Norway | 3 | 3 | 0 | 1997-09-07 | |
| Håkvik | Nordland, Norway | 1 | 1 | 0 | 2013-09-03 | |
| Hånes | Agder, Norway | 1 | 1 | 0 | 2020-04-15 | |
| Håskjoldtjern | Møre og Romsdal, Norway | 1 | 1 | 0 | 1990-09-27 | |
| Ibestadvatnet | Troms, Norway | 1 | 1 | 0 | 1990-09-11 | |
| Igeltjønna | Trøndelag, Norway | 1 | 1 | 0 | 2009-09-08 |