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Species · True flies

Holly Leaf Gall Fly

Phytomyza ilicis

4,934Records since 2000
AprilPeak month
100Counties with records

When it is recorded

Jan371
Feb435
Mar632
Apr955
May401
Jun244
Jul205
Aug260
Sep294
Oct300
Nov327
Dec433

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

Where it is recorded

#CountyNationRecordsShare
1Sefton England497
2Highland Scotland245
3Somerset England217
4Kent England156
5City of Edinburgh Scotland137
6Argyll and Bute Scotland108
7Surrey England99
8Halton England90
9Cheshire East England85
10Worcestershire England79
11Liverpool England75
12York England64
13Essex England60
14Kingston upon Hull, City of England50
15St. Helens England44
4,001 England640 Scotland106 Wales175 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 100 counties in all.

About this species

Records since 2000
4,934
Peak month
April
Counties with records
100
Scientific name
Phytomyza ilicis
Group
True flies
NBN Atlas records since 2000
1,353
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Diptera
Family
Agromyzidae
Genus
Phytomyza
Name with authority
Phytomyza ilicis Curtis, 1846
Described
1846
Contributing datasets
23

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q5882350 · GBIF 1551672