The public is being asked to help track the UK’s butterfly populations as conservationists warn many native species are in serious decline.
The online Big Butterfly Count survey aims to get a better understanding of which species are in need of most help.
Butterflies are sensitive to changes in environment and have seen a collapse in numbers in the past three decades.
More than three-quarters of the 59 species found in the British Isles are in decline, including the meadow brown.
The holly blue and gatekeeper are among the other butterflies once recently regarded as common species which are now believed to be joining the list in need of protection.