Danish species per municipalities.

       
Yellow-winged Darter (Sympetrum flaveolum)
Denmark
Status: A fluctuating species that used to be more common in Denmark, and Europe in general. In our region most often seen when invasions occur, otherwise only single animals show up now and then. More common in surrounding countries. Last invasion in Denmark was 2018-19. In 2023 only 2 records from Jylland, some 10 individuals in 2024 and relatively many records in eastern Denmark in 2025.

Ballerup:
1 undocumented record 2014 (https://www.naturbasen.dk/observation?id=1336786)
Brøndby:
1 undocumented record 2003 (https://www.naturbasen.dk/observation?id=531775)
Frederikssund:
3 undocumented records 2000+18+19 (https://www.naturbasen.dk/observation?id=61618)
Greve:
1 undocumented record 2018 (https://www.naturbasen.dk/observation?id=2748920)
Herlev:
2 undocumented records 2015+19 (https://www.naturbasen.dk/observation?id=1683045)
Horsens:
Also 1 undocumented record Endelave 2014 (https://www.naturbasen.dk/observation?id=1343372)
Høje-Taastrup:
2 undocumented records 2005+15 (https://www.naturbasen.dk/observation?id=61618)
Ishøj:
1 undocumented record 2022 (https://www.naturbasen.dk/observation?id=4302762)
Lolland:
1 undocumented record Røgbølle Sø 2022 (https://www.naturbasen.dk/observation?id=4287340)
Middelfart:
1 undocumented record 2005 (https://arter.dk/fund/58062876)
Norddjurs:
Also seen Anholt 2015+19
Nyborg:
4 undocumented records Sliphavn 2008-09 (https://www.naturbasen.dk/observation?id=254302)
Skive:
1 undocumented record w/virksund 2018 (https://www.naturbasen.dk/observation?id=2745490)
Slagelse:
1 record Sprogø 2018 (https://www.naturbasen.dk/observation?id=2746120)
Svendborg:
1 undocumented record coast Svendborg-Nyborg 2014 (https://www.naturbasen.dk/observation?id=1321291)
Vordingborg:
1 undocumented record Klinteskoven 2005 (https://www.naturbasen.dk/observation?id=56947), 1 undocumented record Knudshoved Odde 2008 (https://www.naturbasen.dk/observation?id=248861)
Syddanmark
Aabenraa
Assens
Esbjerg
Faaborg-Midtfyn
Fanø
Fredericia
Haderslev
Kerteminde
Kolding
Langeland
Middelfart
Nordfyns
Nyborg
Odense
Svendborg
Sønderborg
Tønder
Varde
Vejen
Vejle
Ærø
Nordjylland
Aalborg
Brønderslev
Frederikshavn
Hjørring
Jammerbugt
Læsø
Thisted
Midtjylland
Aarhus
Hedensted
Herning
Holstebro
Horsens
Ikast-Brande
Mariagerfjord
Norddjurs
Randers
Rebild
Ringkøbing-Skjern
Samsø
Silkeborg
Skanderborg
Skive
Syddjurs
Vesthimmerland
Viborg
Østdanmark
Albertslund
Allerød
Ballerup
Billund
Bornholm
Brøndby
Dragør
Egedal
Faxe
Fredensborg
Frederikssund
Furesø
Gentofte
Gladsaxe
Greve
Gribskov
Guldborgsund
Halsnæs
Helsingør
Herlev
Hillerød
Holbæk
Hvidovre
Høje-Taastrup
Hørsholm
Ishøj
Kalundborg
København
Lejre
Lolland
Lyngby-Taarbæk
Næstved
Odsherred
Ringsted
Rudersdal
Slagelse
Solrød
Sorø
Stevns
Tårnby
Vordingborg