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Species · Fish

Three-spined stickleback

Gasterosteus aculeatus

2,526Records since 2000
SeptemberPeak month
83Counties with records
Least ConcernIUCN Red List

When it is recorded

Jan23
Feb40
Mar51
Apr92
May248
Jun259
Jul287
Aug390
Sep500
Oct235
Nov59
Dec18

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

Where it is recorded

#CountyNationRecordsShare
1Na h-Eileanan Siar Scotland213
2Causeway Coast and Glens Northern Ireland213
3Belfast Northern Ireland133
4Derry City and Strabane Northern Ireland116
5Wrexham Wales66
6Cambridgeshire England64
7Powys Wales64
8Ceredigion Wales55
9Gwynedd Wales51
10Pembrokeshire Wales46
11Monmouthshire Wales43
12Norfolk England38
13Suffolk England37
14Carmarthenshire Wales36
15Isle of Anglesey Wales36
686 England210 Scotland754 Wales559 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 83 counties in all.

About this species

Records since 2000
2,526
Peak month
September
Counties with records
83
IUCN Red List
Least Concern
Scientific name
Gasterosteus aculeatus
Also known as
Threespined Stickledback, Santa Ana Stickleback, Threespine Stickleback
Group
Fish
NBN Atlas records since 2000
1,760
Conservation designations
Global Red List (JNCC), GB Red List (2001 IUCN criteria)
Kingdom
Animalia
Phylum
Chordata
Order
Gasterosteiformes
Family
Gasterosteidae
Genus
Gasterosteus
Name with authority
Gasterosteus aculeatus Linnaeus, 1758
Described
1758
Contributing datasets
49

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q203572 · GBIF 4286327