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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 
Small SkipperStable 41.24 more
Essex Skipper? 1 more
Lulworth Skipper? 12.70 more
Large SkipperStable 59.74 more
Dingy Skipper? 2.19 more
Grizzled Skipper? 0.97 more
Clouded Yellow? 1.47 more
Brimstone? 4.92 more
Large WhiteStable 48.13 more
Small WhiteStable 27.58 more
Green-veined WhiteStable 14.19 more
Orange-tipStable 7.36 more
Green Hairstreak? 33.36 more
Small CopperStable 6.21 more
Small Blue? 0.15 more
Brown ArgusStable 8.31 more
Common BlueStable 39.75 more
Adonis BlueIncreasing 16.55 more
Holly BlueStable 5.61 more
Painted Lady? 3.10 more
Small TortoiseshellStable 4.63 more
PeacockStable 41.44 more
CommaStable 26.12 more
Dark Green FritillaryStable 3.48 more
Silver-washed Fritillary? 0.32 more
Speckled WoodStable 427.37 more
WallStable 6.09 more
Marbled WhiteIncreasing 72.72 more
GatekeeperStable 348.26 more
Meadow BrownStable 219.38 more
Small HeathStable 64 more
RingletIncreasing 48.05 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.