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White Down
The map shows you the route that this butterfly transect follows.
| County: | Surrey (England) |
| Gridref: | TQ103487 |
| Year established: | 1988 |
| Number of sections: | |
| Altitude (m): | Unknown |
| Length (m): | 655 |
| Width (m): | 5 |
| 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 | 6 | .0 | more | ||
| Orange Tip | ? | 0 | .28 | more | ||
| Ringlet | Stable | 25 | more | |||
| Dark Green Fritillary | ? | 0 | .16 | more | ||
| Silver-washed Fritillary | Stable | 0 | .68 | more | ||
| Brown Argus | Increasing | 1 | .2 | more | ||
| Green Hairstreak | Stable | Extinct in 1994 | 0 | .63 | more | |
| Holly Blue | Stable | 0 | .87 | more | ||
| Small Heath | Stable | 48 | more | |||
| Clouded Yellow | ? | 0 | .24 | more | ||
| Dingy Skipper | Decreasing | Extinct in 1996 | 2 | .0 | more | |
| Brimstone | Stable | 11 | more | |||
| Duke of Burgundy Fritillary | ? | 0 | .050 | more | ||
| Silver-spotted Skipper | Stable | 16 | more | |||
| Small Copper | Stable | 1 | .1 | more | ||
| Chalk-hill Blue | Stable | * | 4 | .1 | more | |
| Meadow Brown | Stable | 260 | more | |||
| Gatekeeper/Hedge Brown | Increasing | 29 | more | |||
| Marbled White | Stable | 19 | more | |||
| Peacock | Stable | 2 | .6 | more | ||
| Large Skipper | Stable | 5 | .2 | more | ||
| Speckled Wood | Stable | 2 | .3 | more | ||
| Large White | Stable | 7 | .4 | more | ||
| Green-veined White | Stable | Extinct in 1994 | 0 | .88 | more | |
| Small White | Stable | 6 | .7 | more | ||
| Comma | ? | 0 | .45 | more | ||
| Common Blue | Stable | 41 | more | |||
| Grizzled Skipper | Stable | 3 | .1 | more | ||
| Red Admiral | Stable | * | 1 | .4 | more | |
| Painted Lady | Stable | * | 0 | .84 | 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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