Freshwater White-clawed Crayfish

Austropotamobius pallipes

4,536Records since 2000

SeptemberPeak month

45Counties with records

EndangeredIUCN Red List

When it is recorded

Jan80

Feb26

Mar99

Apr143

May220

Jun272

Jul857

Aug723

Sep917

Oct628

Nov176

Dec55

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

#	County	Nation	Records
1	Powys	Wales	514
2	Dorset	England	360
3	Cumbria	England	353
4	Devon	England	324
5	Lincolnshire	England	319
6	Kent	England	238
7	Oxfordshire	England	230
8	North Yorkshire	England	200
9	Worcestershire	England	177
10	Norfolk	England	155
11	Gloucestershire	England	121
12	Fermanagh and Omagh	Northern Ireland	67
13	Herefordshire, County of	England	57
14	Surrey	England	50
15	Rutland	England	48

3,754 England4 Scotland655 Wales115 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 45 counties in all.

Records since 2000: 4,536
Peak month: September
Counties with records: 45
IUCN Red List: Endangered
Scientific name: Austropotamobius pallipes
Also known as: Atlantic stream crayfish
Group: Crustaceans
NBN Atlas records since 2000: 4,533
Most recorded in: Powys, Dorset, Cumbria, Devon, Lincolnshire, Kent, Oxfordshire, North Yorkshire, Worcestershire, Norfolk, Gloucestershire, Fermanagh and Omagh +2
Conservation designations: Bern Convention, Wildlife and Countryside Act 1981, Habitats Directive, Global Red List (JNCC), Biodiversity List – Northern Ireland, Biodiversity List – England, Biodiversity List – Wales, UK BAP priority species, Scottish Biodiversity List
Kingdom: Animalia
Phylum: Arthropoda
Class: Malacostraca
Order: Decapoda
Family: Astacidae
Genus: Austropotamobius
Name with authority: Austropotamobius pallipes (Lereboullet, 1858)
Described: 1858
Contributing datasets: 22