Notonectidae
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Kjeldevatnet | Vestland, Norway | 14 | 1 | 0 | 2012-09-19 | |
| Kloppedalstjernet | Vestland, Norway | 1 | 1 | 0 | 2006-09-11 | |
| Kolbjørnviksjøen | Østfold, Norway | 2 | 1 | 0 | 1993-09-09 | |
| Kolbotnvannet | Akershus, Norway | 4 | 2 | 0 | 2000-05-26 | |
| Korssjøen | Vestfold, Norway | 2 | 1 | 0 | 1997-09-09 | |
| Kristianborgvannet | Vestland, Norway | 1 | 1 | 0 | 2009-06-19 | |
| Kristianborgvannet | Vestland, Norway | 2 | 2 | 0 | 2007-09-05 | |
| Kvalvik | Rogaland, Norway | 1 | 1 | 0 | 2013-10-04 | |
| Kvernavatnet | Vestland, Norway | 1 | 1 | 0 | 2010-09-10 | |
| Kverndammen | Telemark, Norway | 4 | 1 | 0 | 1992-10-14 | |
| Kyvatnet | Trøndelag, Norway | 2 | 2 | 0 | 2011-09-15 | |
| Lammetjønna | Vestland, Norway | 1 | 1 | 0 | 2001-09-25 | |
| Langavatnet | Vestland, Norway | 1 | 1 | 0 | 1989-08-31 | |
| Langevannet | Vestland, Norway | 1 | 1 | 0 | 2004-10-27 | |
| Langvannet | Akershus, Norway | 3 | 1 | 0 | 2003-05-26 | |
| Langvannet | Akershus, Norway | 1 | 1 | 0 | 2002-05-23 | |
| Langvannet | Akershus, Norway | 10 | 2 | 0 | 2003-05-26 | |
| Ledengstjern | Østfold, Norway | 2 | 1 | 0 | 1994-09-02 | |
| Lianvannet | Trøndelag, Norway | 3 | 1 | 0 | 2021-09-03 | |
| Liavannet | Vestland, Norway | 1 | 1 | 0 | 2015-06-25 | |
| Liavatnet | Vestland, Norway | 1 | 1 | 0 | 1994-09-14 | |
| Litlevatn | Møre og Romsdal, Norway | 1 | 1 | 0 | 1994-09-07 | |
| Litlvatnet | Trøndelag, Norway | 1 | 1 | 0 | 1992-09-10 | |
| Ljøgodttjern | Akershus, Norway | 3 | 2 | 0 | 1993-08-30 | |
| Lone | Vestland, Norway | 1 | 1 | 0 | 2015-06-02 | |
| Lunner | Akershus, Norway | 1 | 1 | 0 | 2020-04-27 | |
| Maltjern | Akershus, Norway | 2 | 2 | 0 | 1992-06-23 | |
| Merkestjørna | Vestland, Norway | 2 | 1 | 0 | 1995-06-01 | |
| Midsjøvannet | Akershus, Norway | 2 | 2 | 0 | 1993-09-19 | |
| Mildevatnet | Vestland, Norway | 3 | 2 | 0 | 2015-11-02 | |
| Monsknutepytten | Agder, Norway | 1 | 1 | 0 | 2013-09-26 | |
| Mosvatnet | Rogaland, Norway | 4 | 1 | 0 | 1995-09-14 | |
| Myravatnet | Vestland, Norway | 4 | 2 | 0 | 2007-05-03 | |
| Møylandsletta | Vestfold, Norway | 2 | 1 | 1 | 2013-09-20 | |
| Måkskittmyr | Rogaland, Norway | 2 | 1 | 1 | 2013-10-01 | |
| Nedre småtjern | Akershus, Norway | 1 | 1 | 0 | 2013-08-29 | |
| Nes Verk rundt | Agder, Norway | 5 | 2 | 0 | 2022-04-27 | |
| Nitelva | Akershus, Norway | 1 | 1 | 3 | 2013-09-26 | |
| Nitelva ved Smedstusvingen | Akershus, Norway | 2 | 1 | 0 | 2013-06-07 | |
| Nordre Øyeren og Sørumsneset naturreserv | Akershus, Norway | 1 | 1 | 0 | 2000-06-15 | |
| Norheimsskogen og området rundt skolen | Rogaland, Norway | 1 | 1 | 0 | 2013-08-22 | |
| Nydammen | Trøndelag, Norway | 10 | 1 | 0 | 2015-09-18 | |
| Nøklevann | Oslo, Norway | 4 | 2 | 0 | 1993-06-10 | |
| Odderøya | Agder, Norway | 3 | 1 | 0 | 2007-08-31 | |
| Ortunvannet | Vestland, Norway | 1 | 1 | 0 | 2016-04-21 | |
| Persholet | Trøndelag, Norway | 1 | 1 | 1 | 2013-08-28 | |
| Pytt ved Strand gård | Trøndelag, Norway | 1 | 1 | 0 | 2004-08-14 | |
| Rogaland arboret | Rogaland, Norway | 1 | 1 | 0 | 2020-08-26 | |
| Rossevatn | Rogaland, Norway | 4 | 1 | 0 | 1993-09-20 | |
| Rørvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1992-06-18 |