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Ailwood Down

Here we provide all the information we have for each transect site.

For example, clicking on one of the section titles below will display the site description (shown automatically), as well as a list of the species recorded here, and their yearly counts. However, you can also chose to Show All the sections, or even Hide All, if you so wish.

Map of Ailwood Down

The map shows you the route that this butterfly transect follows.


County : England(Dorset)
Gridref : SY994813
Year established : 2007
Number of sections : 4
Altitude (m) :
Length (m) : 2200
Width (m) : 5
Broad habitat : -1
The following species have been recorded on this site:
SpeciesStatusColonised / ExtinctMean Count 
Essex/Small Skipper? 55.63 more
Small Skipper? 55.35 more
Essex Skipper? 3 more
Lulworth Skipper? 10.61 more
Large SkipperStable 68.78 more
Dingy Skipper? 5.91 more
Grizzled Skipper? 1.34 more
Clouded Yellow? 2.87 more
Brimstone? 4.92 more
Large White? 48.33 more
Small White? 27.37 more
Green-veined White? 18.83 more
Orange-tip? 6.46 more
Green Hairstreak? 44.29 more
Small CopperStable 5.95 more
Small Blue? 0.26 more
Brown ArgusStable 8.16 more
Common Blue? 42.04 more
Adonis BlueStable 12.33 more
Holly BlueStable 4.54 more
Red AdmiralStable 26.56 more
Painted Lady? 2.22 more
Small TortoiseshellStable 5.26 more
Peacock? 45.80 more
CommaStable 23.86 more
Dark Green Fritillary? 3.86 more
Silver-washed Fritillary? 0.44 more
Speckled Wood? 408.14 more
WallStable 7.20 more
Marbled WhiteIncreasing 68.32 more
Gatekeeper? 410.40 more
Meadow BrownStable 221.66 more
Small HeathStable 74.24 more
RingletStable 40.82 more

This table shows the species that have been recorded on this site. Where sufficient data is available, trends in abundance are assessed and colonisation/extinction events are identified. Click on 'more' to see a plot of abundance through time for each species. See green question mark above for more details.


The UKBMS is run by  Butterfly Conservation (BC), the Centre for Ecology and Hydrology (CEH) and the British Trust for Ornithology (BTO), in partnership with the Joint Nature Conservation Committee (JNCC), and supported and steered by Forestry Commission (FC),  Natural England (NE), Natural Resources Wales (NRW), Northern Ireland Environment Agency (NIEA), and Scottish Natural Heritage (SNH). The UKBMS is indebted to all volunteers who contribute data to the scheme.