Bold Moss has a site list of 20 species of butterflies, which is one of the biggest totals for any one site. Below is a full list of species recorded at this site.

Small Skipper Thymelicus sylvestris

Large Skipper Ochlodes venata

Clouded Yellow Colias croceus

Brimstone Gonepteryx rhamni

Large White Pieris brassicae

Small White Pieris rapae

Green-veined White Pieris napi

Orange Tip Anthocaris cardamines

Small Copper Lycaena phlaeas

Common Blue Polyommatus icarus

Holly Blue Celastrina argiolus

Red Admiral Vanessa atalanta

Painted Lady Cynthia cardui

Small Tortoiseshell Aglais urticae

Peacock Inachis io

Comma Polygonia c-album

Speckled Wood Pararge aegeria

Wall Brown Lasiommata megera

Gatekeeper Pyronia tithonus

Meadow Brown Maniola jurtina