Coombe Bottom & St Boniface Down (Ventnor)

Map of  Coombe Bottom & St Boniface Down (Ventnor)

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


County:Isle of Wight (England)
Gridref:SZ565783
Year established:1992
Number of sections:
Altitude (m):Unknown
Length (m):1100
Width (m):Unknown
Broad habitat:Dry semi/unimproved (flower rich) chalk/limestone grassland
The following species have been recorded on this site:
SpeciesStatusColonised/extinctAsynchronousMean count 
Small Tortoiseshell?11more
Orange Tip?1.0more
RingletStable19more
Dark Green FritillaryDecreasing2.7more
Brown ArgusDecreasing120more
Green HairstreakDecreasing3.4more
Holly BlueStable1.6more
Small HeathStable57more
Clouded YellowStable2.5more
Dingy SkipperDecreasing6.4more
GraylingStable1.2more
Brimstone?0.44more
Small CopperDecreasing23more
Adonis BlueDecreasing17more
Chalk-hill BlueDecreasing610more
Meadow BrownStable790more
Gatekeeper/Hedge BrownDecreasing130more
Marbled WhiteStable150more
Peacock?8.8more
Large SkipperDecreasing9.6more
Speckled WoodIncreasingColonised in 19985.0more
Wall BrownStable10more
Large White?49more
Green-veined White?1.8more
Small White?15more
Comma?3.2more
Common BlueStable170more
Grizzled Skipper?0.97more
Brown Hairstreak?1.2more
Small SkipperDecreasing26more
Red Admiral?10more
Painted Lady?15more

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. Species are marked as 'asynchronous' when their trends on this site are markedly different from the national trend. Click on 'more' to see a plot of abundance through time for each species. See green question mark above for more details.

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