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Bentley Wood - North

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 Bentley Wood - North

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


County : England(Wiltshire)
Gridref : SU250300
Year established : 1986
Number of sections : 12
Altitude (m) : 97
Length (m) : 3200
Width (m) : -1
Broad habitat : Mature mixed broadleaved and coniferous woodland
The following species have been recorded on this site:
SpeciesStatusColonised / ExtinctMean Count 
Essex/Small SkipperStable 84.47 more
Small SkipperStable 96.82 more
Essex Skipper? 0.35 more
Silver-spotted Skipper? 2 more
Large SkipperStable 106.11 more
Dingy SkipperStable 0.45 more
Grizzled SkipperStable 1.35 more
Clouded YellowIncreasing 0.38 more
BrimstoneStable 148.26 more
Large WhiteStable 34.11 more
Small WhiteStable 86.42 more
Green-veined WhiteStable 37.82 more
Orange-tipStable 12.55 more
Purple HairstreakStable 1.29 more
White-letter Hairstreak? 0 more
Small CopperStable 1.25 more
Brown ArgusStable 1.59 more
Common BlueStable 11.26 more
Chalk Hill Blue? 0.15 more
Holly BlueStable 1.13 more
Duke of BurgundyStable 1 more
White AdmiralDeclining 10.44 more
Purple EmperorStable 1.42 more
Red AdmiralIncreasing 15.12 more
Painted LadyStable 4.40 more
Small TortoiseshellStable 7.73 more
PeacockStable 73.44 more
CommaStable 25.39 more
Small Pearl-bordered FritillaryStable 7.64 more
Pearl-bordered FritillaryStable 22.28 more
Dark Green FritillaryStable 1.82 more
Silver-washed FritillaryIncreasing 122.07 more
Marsh Fritillary? 0.15 more
Speckled WoodStable 262.72 more
Marbled WhiteStable 21.54 more
GatekeeperDeclining 350.97 more
Meadow BrownStable 127.67 more
Small HeathStable 0.43 more
RingletStable 636.02 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.