The plight of the butterfly

The wood white has shown a long-term decline of 64% Photograph: Peter Eeles

The pearl bordered fritillary has declined 66% since the late 1970s Photograph: Jim Asher

The white letter hairstreak has shown a severe decline in range and abundance Photograph: Frank Greenaway/Dorling Kindersley/Getty

The Duke of Burgundy declined 58% in the period 1995-2004 Photograph: Peter Eeles

The grizzled skipper has suffered a decline in the range of its habitats Photograph: Bernard Castelein/Nature Picture Library/Rex Features

The dingy skipper has also suffered a severe decline in range, partly as a result in the destruction of brownfield habitats, and the reduction of upland bogs through drainage Photograph: Alan Barnes

The marsh fritillary is now internationally threatened and has suffered a severe decline Photograph: Peter Eeles

The grayling has suffered a decline in distribution and abundance Photograph: Flip De Nooyer/Foto Nature/Getty

The silver-studded blue suffered a 72% decline in population in the period 1995-2004 Photograph: Alan P Barnes/Getty

Butterfly Conservation claims it has seen a remarkable turnaround in the numbers of chalkhill blue butterflies on one of its Hampshire reserves Photograph: Jim Asher