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Pewsey Down
The map shows you the route that this butterfly transect follows.
| County: | Wiltshire (England) |
| Gridref: | SU1163 |
| Year established: | 1979 |
| Number of sections: | 6 |
| Altitude (m): | Unknown |
| Length (m): | 2017 |
| Width (m): | Unknown |
| Broad habitat: | Dry semi/unimproved (flower rich) chalk/limestone grassland |
Species list...
The following species have been recorded on this site:
| Species | Status | Colonised/extinct | Asynchronous | Mean count | ||
| Small Tortoiseshell | Stable | 110 | more | |||
| Orange Tip | Stable | 4 | .5 | more | ||
| Ringlet | Stable | 61 | more | |||
| Dark Green Fritillary | Stable | 3 | .0 | more | ||
| Brown Argus | Stable | 49 | more | |||
| Green Hairstreak | Stable | 10 | more | |||
| Holly Blue | Stable | Colonised in 2002 | 0 | .49 | more | |
| Small Heath | Decreasing | 140 | more | |||
| Clouded Yellow | Increasing | Colonised in 1996 | 1 | .7 | more | |
| Small Blue | Stable | 13 | more | |||
| Dingy Skipper | Decreasing | 30 | more | |||
| Marsh Fritillary | Stable | 3 | .3 | more | ||
| Brimstone | Stable | 7 | .8 | more | ||
| Duke of Burgundy Fritillary | ? | 0 | .21 | more | ||
| Small Copper | Stable | 17 | more | |||
| Adonis Blue | Increasing | Colonised in 1996 | 3 | .3 | more | |
| Chalk-hill Blue | Decreasing | 230 | more | |||
| Meadow Brown | Stable | 980 | more | |||
| Gatekeeper/Hedge Brown | Stable | 28 | more | |||
| Marbled White | Stable | 160 | more | |||
| Peacock | Stable | 39 | more | |||
| Large Skipper | Decreasing | 44 | more | |||
| Speckled Wood | Stable | 22 | more | |||
| Wall Brown | Stable | 20 | more | |||
| Large White | Stable | * | 47 | more | ||
| Green-veined White | Stable | 72 | more | |||
| Small White | Increasing | 100 | more | |||
| Comma | Increasing | Colonised in 2002 | 1 | .0 | more | |
| Common Blue | Stable | 220 | more | |||
| Grizzled Skipper | ? | 0 | .17 | more | ||
| Red Admiral | Stable | 8 | .5 | more | ||
| Painted Lady | Stable | 7 | .4 | 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. 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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