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Warton Crag RSPB
The map shows you the route that this butterfly transect follows.
| County: | Lancashire (England) |
| Gridref: | SD488731 |
| Year established: | 1996 |
| Number of sections: | |
| Altitude (m): | Unknown |
| Length (m): | Unknown |
| 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 | * | 81 | more | ||
| Orange Tip | Decreasing | 26 | more | |||
| Dark Green Fritillary | ? | 0 | .39 | more | ||
| High Brown Fritillary | Stable | 180 | more | |||
| Pearl-bordered Fritillary | Decreasing | 110 | more | |||
| Small Pearl-bordered Fritillary | Decreasing | 130 | more | |||
| Northern Brown Argus | Stable | 170 | more | |||
| Green Hairstreak | Stable | 18 | more | |||
| Holly Blue | Decreasing | 1 | .4 | more | ||
| Small Heath | Decreasing | 82 | more | |||
| Clouded Yellow | ? | 1 | .0 | more | ||
| Dingy Skipper | Stable | 32 | more | |||
| Grayling | Decreasing | 4 | .0 | more | ||
| Brimstone | Increasing | 32 | more | |||
| Small Copper | Stable | 0 | .97 | more | ||
| Meadow Brown | Stable | 810 | more | |||
| Peacock | Increasing | 330 | more | |||
| Large Skipper | Decreasing | 28 | more | |||
| Speckled Wood | Increasing | Colonised in 1995 | 22 | more | ||
| Wall Brown | Decreasing | 81 | more | |||
| Large White | Stable | 50 | more | |||
| Green-veined White | Stable | 77 | more | |||
| Small White | Increasing | 10 | more | |||
| Comma | Increasing | Colonised in 1998 | 1 | .9 | more | |
| Common Blue | Stable | 42 | more | |||
| Purple Hairstreak | ? | 0 | .15 | more | ||
| Red Admiral | Stable | 53 | more | |||
| Painted Lady | Increasing | 43 | 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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