Corixidae
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Gulelva | Møre og Romsdal, Norway | 1 | 1 | 0 | 1999-09-09 | |
| Gulskogen Gård | Buskerud, Norway | 1 | 1 | 0 | 2013-09-27 | |
| Gårdsdam - Hvam vgs. | Akershus, Norway | 1 | 1 | 0 | 2000-06-07 | |
| Gåstjønna | Nordland, Norway | 1 | 1 | 0 | 1989-09-13 | |
| Hallatjern. | Innlandet, Norway | 1 | 1 | 0 | 2013-09-04 | |
| Hammervatnet | Trøndelag, Norway | 42 | 8 | 0 | 1997-06-11 | |
| Hammyrsvannet | Vestland, Norway | 1 | 1 | 0 | 2005-10-07 | |
| Hanabergsmarka | Rogaland, Norway | 1 | 1 | 0 | 2010-09-10 | |
| Hananbukta | Østfold, Norway | 1 | 1 | 0 | 2017-08-29 | |
| Harestuavannet | Akershus, Norway | 11 | 1 | 2 | 2022-05-31 | |
| harestuavannet | Akershus, Norway | 1 | 1 | 0 | 2018-04-18 | |
| Harestuvannet | Akershus, Norway | 15 | 6 | 0 | 2004-09-01 | |
| Haukelandsvatnet | Vestland, Norway | 1 | 1 | 0 | 2004-10-14 | |
| Haukvatnet | Trøndelag, Norway | 3 | 3 | 0 | 1989-09-22 | |
| Hauskjevatnet | Rogaland, Norway | 8 | 6 | 0 | 1990-09-26 | |
| Hegglandsvatnet | Vestland, Norway | 3 | 2 | 0 | 1993-06-02 | |
| Helligskogen | Troms, Norway | 1 | 1 | 0 | 2013-09-13 | |
| Hestsjøen | Trøndelag, Norway | 1 | 1 | 0 | 2003-05-14 | |
| Hjortlandsstemma | Vestland, Norway | 9 | 1 | 0 | 2015-09-03 | |
| Hjørungdalsvatnet | Møre og Romsdal, Norway | 24 | 8 | 0 | 1994-09-13 | |
| Holmavatnet | Vestland, Norway | 1 | 1 | 0 | 2006-05-09 | |
| Hostadvatnet | Møre og Romsdal, Norway | 2 | 2 | 0 | 1993-06-16 | |
| Hovsdammen | Østfold, Norway | 3 | 3 | 0 | 1995-08-24 | |
| Husavatnet | Vestland, Norway | 32 | 9 | 0 | 1993-09-07 | |
| Høgnakken/ nordre fuglesettjønn | Møre og Romsdal, Norway | 1 | 1 | 0 | 2013-09-18 | |
| Håskjoldtjern | Møre og Romsdal, Norway | 18 | 8 | 0 | 1994-09-21 | |
| Imetjønn | Agder, Norway | 1 | 1 | 0 | 1989-10-06 | |
| ingersvannet | Vestland, Norway | 1 | 1 | 0 | 2006-06-07 | |
| Isdammen | Innlandet, Norway | 2 | 1 | 0 | 2013-09-17 | |
| Jaren skole | Innlandet, Norway | 1 | 1 | 0 | 2013-09-27 | |
| Jarenvannet | Innlandet, Norway | 18 | 6 | 0 | 1996-09-18 | |
| Jomfrudammen | Telemark, Norway | 1 | 1 | 0 | 2008-09-30 | |
| Jåbekkvannet | Agder, Norway | 2 | 1 | 0 | 1991-09-16 | |
| Kjeldevatnet | Vestland, Norway | 12 | 1 | 0 | 2012-09-19 | |
| Kjemsjøen | Innlandet, Norway | 1 | 1 | 0 | 1989-09-14 | |
| Kjynna | Vestfold, Norway | 1 | 1 | 0 | 1989-09-26 | |
| Klasatjønn | Vestland, Norway | 1 | 1 | 0 | 2013-09-04 | |
| Kleppen | Møre og Romsdal, Norway | 1 | 1 | 0 | 2013-09-13 | |
| Klevatn | Nordland, Norway | 1 | 1 | 0 | 1992-09-14 | |
| Klokkarvatnet | Vestland, Norway | 1 | 1 | 0 | 2015-10-27 | |
| Klokktjønna | Trøndelag, Norway | 1 | 1 | 0 | 2004-09-08 | |
| Kloppedalstjernet | Vestland, Norway | 1 | 1 | 0 | 2006-09-11 | |
| Kolbjørnviksjøen | Østfold, Norway | 9 | 4 | 0 | 1993-09-09 | |
| Koltjønna | Trøndelag, Norway | 1 | 1 | 0 | 2013-10-18 | |
| Koltjønna | Trøndelag, Norway | 9 | 6 | 0 | 1994-06-02 | |
| Kongsmarka | Nordland, Norway | 2 | 1 | 0 | 2013-09-23 | |
| Korssjøen | Vestfold, Norway | 5 | 5 | 0 | 1996-09-09 | |
| Kristianborgvannet | Vestland, Norway | 8 | 1 | 3 | 2015-06-11 | |
| Kristianborgvannet | Vestland, Norway | 3 | 1 | 0 | 2006-05-11 | |
| Kruktjønna | Trøndelag, Norway | 6 | 5 | 0 | 1991-08-28 |