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Species · True flies

Hercostomus aerosus

720Records since 2000
JunePeak month
38Counties with records

When it is recorded

Jan0
Feb0
Mar0
Apr0
May17
Jun328
Jul288
Aug23
Sep6
Oct1
Nov0
Dec0

GBIF records by month, 2000–2025 (all years combined).

Where it is recorded

#CountyNationRecordsShare
1Norfolk England151
2Gwynedd Wales86
3Stirling Scotland67
4Devon England38
5Worcestershire England38
6Somerset England30
7Cornwall England23
8Ceredigion Wales23
9Swansea Wales23
10Powys Wales18
11Dorset England16
12Isle of Anglesey Wales15
13North Yorkshire England14
14Highland Scotland13
15Carmarthenshire Wales13
306 England106 Scotland198 Wales

Records per county (GADM level 2) and per nation; one record can count towards several areas. 38 counties in all.

About this species

Records since 2000
720
Peak month
June
Counties with records
38
Group
True flies
Most recorded in
Norfolk, Gwynedd, Stirling
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Diptera
Family
Dolichopodidae
Genus
Hercostomus
Name with authority
Hercostomus aerosus (Fallén, 1823)
Described
1823
Contributing datasets
21

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q14524323 · GBIF 1602337