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Powerstock North (DTNC)
The map shows you the route that this butterfly transect follows.
| County: | Dorset (England) |
| Gridref: | SY543974 |
| Year established: | 1985 |
| Number of sections: | |
| Altitude (m): | Unknown |
| Length (m): | 1400 |
| Width (m): | Unknown |
| Broad habitat: | Seasonally wet and wet marshy grasslands |
Species list...
The following species have been recorded on this site:
| Species | Status | Colonised/extinct | Asynchronous | Mean count | ||
| Small Tortoiseshell | Stable | 15 | more | |||
| Orange Tip | Stable | 2 | .0 | more | ||
| Ringlet | Stable | * | 130 | more | ||
| Dark Green Fritillary | Stable | Extinct in 1992 | 2 | .1 | more | |
| Pearl-bordered Fritillary | ? | 0 | .18 | more | ||
| Silver-washed Fritillary | Stable | 4 | .4 | more | ||
| Small Pearl-bordered Fritillary | Decreasing | 6 | .8 | more | ||
| Brown Argus | Decreasing | 1 | .6 | more | ||
| Green Hairstreak | Stable | 2 | .8 | more | ||
| Holly Blue | Stable | 0 | .59 | more | ||
| Small Heath | Decreasing | 37 | more | |||
| Clouded Yellow | Stable | 0 | .73 | more | ||
| Dingy Skipper | Stable | 26 | more | |||
| Marsh Fritillary | Decreasing | 12 | more | |||
| Brimstone | Stable | 2 | .0 | more | ||
| Duke of Burgundy Fritillary | Stable | Extinct in 1995 | 0 | .92 | more | |
| Wood White | Stable | 14 | more | |||
| Small Copper | Stable | 4 | .4 | more | ||
| Chalk-hill Blue | ? | 2 | .0 | more | ||
| Meadow Brown | Stable | 230 | more | |||
| Gatekeeper/Hedge Brown | Stable | 180 | more | |||
| Marbled White | Stable | 100 | more | |||
| Peacock | Stable | 24 | more | |||
| Large Skipper | Decreasing | 21 | more | |||
| Speckled Wood | Stable | 32 | more | |||
| Wall Brown | ? | Extinct in 1993 | 0 | .41 | more | |
| Large White | Decreasing | 7 | .5 | more | ||
| Green-veined White | Stable | 15 | more | |||
| Small White | Stable | 11 | more | |||
| Comma | Stable | 1 | .0 | more | ||
| Common Blue | Stable | 77 | more | |||
| Grizzled Skipper | Stable | 12 | more | |||
| Purple Hairstreak | Decreasing | 0 | .72 | more | ||
| Small Skipper | Decreasing | 63 | more | |||
| Red Admiral | Stable | 5 | .4 | more | ||
| Painted Lady | Stable | 4 | .5 | 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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