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Martin Down
The map shows you the route that this butterfly transect follows.
| County: | Hampshire (England) |
| Gridref: | SU0518 |
| Year established: | 1979 |
| Number of sections: | 12 |
| Altitude (m): | Unknown |
| Length (m): | 2696 |
| 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 | 25 | more | |||
| Orange Tip | Decreasing | * | 2 | .3 | more | |
| Ringlet | Stable | 36 | more | |||
| Dark Green Fritillary | Increasing | 68 | more | |||
| Silver-washed Fritillary | ? | 0 | .030 | more | ||
| Brown Argus | Stable | 12 | more | |||
| Green Hairstreak | Stable | 2 | .4 | more | ||
| Holly Blue | Increasing | Colonised in 1996 | 0 | .84 | more | |
| Small Heath | Stable | 400 | more | |||
| Clouded Yellow | Increasing | 1 | .6 | more | ||
| Small Blue | Stable | 10 | more | |||
| Dingy Skipper | Stable | 23 | more | |||
| Grayling | Stable | 0 | .17 | more | ||
| Marsh Fritillary | Stable | 0 | .27 | more | ||
| Brimstone | Increasing | 71 | more | |||
| Duke of Burgundy Fritillary | Decreasing | 0 | .80 | more | ||
| Silver-spotted Skipper | Increasing | Colonised in 1986 | 1 | .7 | more | |
| Small Copper | Stable | 8 | .2 | more | ||
| Adonis Blue | Increasing | 25 | more | |||
| Chalk-hill Blue | Stable | 53 | more | |||
| Meadow Brown | Stable | 1400 | more | |||
| Gatekeeper/Hedge Brown | Stable | 91 | more | |||
| Marbled White | Stable | 150 | more | |||
| Peacock | Stable | 9 | .8 | more | ||
| Large Skipper | Increasing | 9 | .2 | more | ||
| Speckled Wood | Stable | 3 | .6 | more | ||
| Wall Brown | Stable | 0 | .26 | more | ||
| Large White | Increasing | 14 | more | |||
| Green-veined White | Decreasing | 4 | .7 | more | ||
| Small White | Stable | 47 | more | |||
| Comma | Stable | 0 | .41 | more | ||
| Common Blue | Stable | 160 | more | |||
| Grizzled Skipper | Stable | 25 | more | |||
| Small Skipper | ? | 5 | .2 | more | ||
| Red Admiral | Increasing | 1 | .8 | more | ||
| Painted Lady | Increasing | 1 | .8 | 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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