Butterfly Conservation East Scotland Branch – this is my go to source of information for everything to do with moths and moth recording in Scotland. It also covers butterflies! There is information about how to get started with recording moths, help with identification, current projects and best of all, fantastic maps with distributions and flight times of species that occur in Scotland. Built and maintained by Mark Cubitt.
UK Moths – a comprehensive guide to all moth species in the UK. Handy for photos and ecological information.
Moth dissection – fantastic resource for anyone wanting to go a little further with UK moth identification. Some species can’t be identified from an external photo alone.
NHBS – books and equipment for wildlife enthusiasts
Anglian Lepidopterist Supplies – equipment for entomologists and other wildlife enthusiasts
Watkins and Doncaster – more equipment for natural historians
Lepiforum – great identification and information resource for butterfly and moths in Europe
Butterfly Conservation – The UK charity devoted to conservation and promotion of butterflies and moths.