Diptera
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Lillestrøm ved Nittelva | Akershus, Norway | 2 | 2 | 0 | 2013-09-13 | |
| Lilleåna, Haihølen | Agder, Norway | 4 | 3 | 0 | 2013-06-10 | |
| Lines | Trøndelag, Norway | 1 | 1 | 0 | 2015-04-25 | |
| Lines 106/2 | Trøndelag, Norway | 1 | 1 | 0 | 2017-03-12 | |
| Lisjeelva | Møre og Romsdal, Norway | 5 | 3 | 0 | 2003-09-12 | |
| Lisselva | Trøndelag, Norway | 38 | 4 | 0 | 1999-09-13 | |
| Litlegjerde | Møre og Romsdal, Norway | 1 | 1 | 0 | 2002-06-04 | |
| Litlevatn | Møre og Romsdal, Norway | 1 | 1 | 0 | 1995-08-28 | |
| Litlvatnet | Trøndelag, Norway | 2 | 2 | 0 | 1989-09-13 | |
| Lomma | Akershus, Norway | 3 | 3 | 0 | 1997-04-30 | |
| Lommedalselva 1 | Akershus, Norway | 1 | 1 | 0 | 2008-10-23 | |
| Lone | Vestland, Norway | 8 | 2 | 3 | 2015-06-02 | |
| Longvatnet | Rogaland, Norway | 13 | 11 | 0 | 1990-09-28 | |
| Lynghei/Myr nedanfor Vassivarhøyen | Vestland, Norway | 1 | 1 | 0 | 2006-08-22 | |
| Lødingen | Nordland, Norway | 1 | 1 | 0 | 2013-09-26 | |
| Løkenbekken/ Revhaugbekken | Østfold, Norway | 1 | 1 | 0 | 1995-06-09 | |
| Madsvannet | Nordland, Norway | 6 | 5 | 0 | 1991-09-12 | |
| Mellombekken | Innlandet, Norway | 7 | 3 | 0 | 1995-06-13 | |
| Mildevatnet | Vestland, Norway | 14 | 4 | 0 | 2013-05-24 | |
| Moensvatnet | Vestland, Norway | 8 | 5 | 0 | 1991-10-02 | |
| Molbekktjernet | Østfold, Norway | 4 | 4 | 0 | 1990-09-13 | |
| Monsknutepytten | Agder, Norway | 1 | 1 | 0 | 2013-09-26 | |
| Mosedalen | Finnmark, Norway | 1 | 1 | 0 | 2003-05-19 | |
| Mosetjern | Akershus, Norway | 1 | 1 | 0 | 2013-09-10 | |
| Mosvatnet | Rogaland, Norway | 11 | 9 | 0 | 2001-06-18 | |
| Mule Varde | Telemark, Norway | 1 | 1 | 0 | 2014-05-28 | |
| Murttjernbekken | Østfold, Norway | 15 | 3 | 0 | 1996-10-23 | |
| Myklavatn | Vestland, Norway | 2 | 1 | 0 | 2013-09-20 | |
| Myklavatnet | Vestland, Norway | 3 | 3 | 0 | 1990-09-25 | |
| Myklebustvannet | Møre og Romsdal, Norway | 4 | 3 | 0 | 1991-06-03 | |
| Myravatnet | Vestland, Norway | 5 | 4 | 0 | 2007-05-03 | |
| Myravatnet | Vestland, Norway | 1 | 1 | 1 | 2010-05-10 | |
| Myrdammen | Trøndelag, Norway | 1 | 1 | 0 | 2013-09-25 | |
| Myrvann sør Fjellstadkrysset | Oslo, Norway | 2 | 2 | 0 | 2013-09-29 | |
| Mørkevatnet | Vestland, Norway | 1 | 1 | 0 | 2013-09-04 | |
| Møylandsletta | Vestfold, Norway | 2 | 2 | 0 | 2013-09-20 | |
| Måkkevæjbekken | Finnmark, Norway | 7 | 2 | 0 | 1995-06-21 | |
| Narverød, Husvik | Vestfold, Norway | 1 | 1 | 0 | 2011-04-11 | |
| Naturstien | Vestland, Norway | 1 | 1 | 0 | 2013-09-26 | |
| Nedre Aurlandsdalen | Vestland, Norway | 7 | 7 | 8 | 2010-06-15 | |
| Nerdrum | Akershus, Norway | 1 | 1 | 0 | 2015-03-24 | |
| Nerdrum | Akershus, Norway | 1 | 1 | 0 | 2005-04-22 | |
| Nes Verk rundt | Agder, Norway | 10 | 5 | 0 | 2024-05-02 | |
| Nesttunelven | Vestland, Norway | 9 | 2 | 0 | 2013-05-03 | |
| Nigard Lien | Telemark, Norway | 3 | 3 | 0 | 2017-05-05 | |
| Niittošjohka | Finnmark, Norway | 1 | 1 | 0 | 2014-04-21 | |
| Nitelva | Akershus, Norway | 1 | 1 | 0 | 2013-09-26 | |
| Nitelva | Akershus, Norway | 3 | 3 | 0 | 1996-05-15 | |
| Nitelva | Akershus, Norway | 1 | 1 | 0 | 2013-09-26 | |
| Nitelva | Akershus, Norway | 6 | 3 | 0 | 1997-05-29 |