Cornwall Mammal Group

Berkshire Mammal Group

Cambridgeshire Mammal Group

Cheshire Mammal Group

Derbyshire Mammal Group

Devon Mammal Group

Dorset Mammal Group

Hampshire Mammal Group

Herefordshire Mammal Group

Hertfordshire Natural History Society

Kent Mammal Group

Lancashire Mammal Group

Leicestershire and Rutland Mammal Group

Merseyside and West Lancashire Mammal Group

Norfolk and Norwich Naturalists' Society

Northumbria Mammal Group

Nottinghamshire Mammal Group

Oxfordshire Mammal Group

Shropshire Mammal Group

Somerset Mammal Group

Suffolk Mammal Group

Warwickshire Mammal Group

Wiltshire Mammal Group

Yorkshire Mammal Group