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Portsdown Hill East
The map shows you the route that this butterfly transect follows.
| County: | Hampshire (England) |
| Gridref: | SU675063 |
| Year established: | 1995 |
| Number of sections: | |
| Altitude (m): | Unknown |
| Length (m): | 1900 |
| 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 | Decreasing | 16 | more | |||
| Orange Tip | Stable | * | 2 | .9 | more | |
| Dark Green Fritillary | ? | 0 | .15 | more | ||
| Green Hairstreak | ? | 1 | .6 | more | ||
| Holly Blue | Stable | 67 | more | |||
| Small Heath | ? | Extinct in 1999 | 0 | .71 | more | |
| Clouded Yellow | ? | 1 | .2 | more | ||
| Small Blue | Stable | 7 | .2 | more | ||
| Dingy Skipper | Stable | 2 | .5 | more | ||
| Brimstone | Stable | 29 | more | |||
| Small Copper | Stable | 2 | .7 | more | ||
| Meadow Brown | Stable | 570 | more | |||
| Gatekeeper/Hedge Brown | Stable | 150 | more | |||
| Marbled White | Stable | 230 | more | |||
| Peacock | Stable | 22 | more | |||
| Large Skipper | Stable | 65 | more | |||
| Speckled Wood | Increasing | 55 | more | |||
| Wall Brown | ? | 0 | .30 | more | ||
| Large White | Stable | 29 | more | |||
| Green-veined White | Stable | 10 | more | |||
| Small White | Stable | 180 | more | |||
| Comma | Stable | 8 | .4 | more | ||
| Common Blue | Stable | 260 | more | |||
| Small Skipper | Decreasing | 140 | more | |||
| Red Admiral | Stable | 44 | more | |||
| Painted Lady | Stable | 5 | .3 | 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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