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Alton Water

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 Alton Water

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


County : England(Suffolk)
Gridref : TM14903570
Year established : 2006
Number of sections : 5
Altitude (m) :
Length (m) : 1565
Width (m) : 5
Broad habitat : Fen/swamp/marsh vegetation of inland freshwater edges
The following species have been recorded on this site:
SpeciesStatusColonised / ExtinctMean Count 
Essex/Small SkipperStable 52.45 more
Small Skipper? 0.39 more
Essex Skipper? 0.12 more
Large Skipper? 1.74 more
Clouded Yellow? 0.85 more
BrimstoneStable 4.30 more
Large WhiteStable 38.94 more
Small WhiteStable 74.04 more
Green-veined WhiteStable 2.51 more
Orange-tipStable 4.77 more
Green Hairstreak? 0.35 more
Small CopperStable 3.34 more
Brown Argus? 1.08 more
Common BlueStable 6.75 more
Holly BlueDeclining 1.61 more
Red AdmiralStable 9.16 more
Painted LadyDeclining 4.09 more
Small TortoiseshellStable 4.86 more
PeacockStable 21.42 more
CommaStable 13.09 more
Speckled WoodStable 36.01 more
Wall? 0.15 more
GatekeeperStable 100.21 more
Meadow BrownStable 257.48 more
Small Heath? 0 more
RingletIncreasing 10.15 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.