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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 Alresford

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

County : England(Hampshire)
Gridref : SU580330
Year established : 1979
Number of sections : 12
Altitude (m) :
Length (m) : 3868
Width (m) : 5
Broad habitat : Intensive arable crops
The following species have been recorded on this site:
SpeciesStatusColonised / ExtinctMean Count 
Small SkipperStable 1.64 more
Essex SkipperStable 11.55 more
Large SkipperStable 12.78 more
Clouded YellowIncreasing 0.29 more
BrimstoneIncreasing 55.51 more
Large WhiteStable 41.05 more
Small WhiteStable 199.84 more
Green-veined WhiteStable 130.51 more
Orange-tipIncreasing 32.43 more
Green Hairstreak? 1.45 more
Purple Hairstreak? 0.04 more
Small Copper? 0.14 more
Common BlueIncreasing 2.30 more
Chalk Hill Blue? 0.03 more
Holly BlueIncreasing 6.10 more
White Admiral? 0.19 more
Purple Emperor? 0.12 more
Painted LadyStable 2.29 more
Small TortoiseshellDeclining 69 more
PeacockStable 43.40 more
CommaIncreasing 14.95 more
Dark Green Fritillary? 0.03 more
Silver-washed Fritillary? 0.73 more
Speckled WoodStable 44.99 more
WallDeclining 0.94 more
Marbled WhiteIncreasing 3.94 more
Grayling? 0.12 more
GatekeeperDeclining 149.94 more
Meadow BrownIncreasing 111.01 more
Small Heath? 1 more
RingletIncreasing 111.09 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.