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CHOBHAM COMMON NNR - Surrey Wildlife Trust

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1.8 Site Features<br />

1.8.1 Biological Features<br />

Feature BAP Habitat Specific feature Explanation/ SAC SPA SSSI Nat Nat Euro Nat WCA JCA<br />

number type<br />

ranking<br />

BAP rare Sp. scarce Sp.<br />

1. Dwarf scrub H1/H2<br />

* * * *<br />

heath Calluna heaths<br />

2 H3 Agrostis<br />

heaths<br />

* * * *<br />

3 Dartford warbler 4.7% UK<br />

breeding<br />

population<br />

* * *<br />

4 Nightjar 1.5% UK<br />

breeding<br />

population<br />

* * * *<br />

5 Woodlark * * * *<br />

6 Outstanding BTO index<br />

* *<br />

heathland bird assemblage<br />

assemblage score of 22<br />

7. Bryophyte<br />

Dicranum<br />

spurium<br />

*<br />

8 Sand lizard * * *<br />

9 Formica<br />

Red barded<br />

* *<br />

rufibarbis ant<br />

10 Silver studded<br />

blue<br />

* * *<br />

11 Uloborus<br />

walckenaerius<br />

A spider * * *<br />

12 Outstanding<br />

invertebrate<br />

assemblage:<br />

heathland scrub<br />

*<br />

13 Outstanding<br />

invertebrate<br />

assemblage<br />

Early<br />

successional<br />

heathland,<br />

including:<br />

*<br />

Thyridanthrax<br />

Fenestratus<br />

Anisodactylus<br />

nemorivagus<br />

Mottled bee<br />

fly<br />

A ground<br />

beetle<br />

* *<br />

* *<br />

14 Bogs* M16 Wet heath * * * *<br />

15 Fen marsh<br />

swamp*<br />

M21 Mire * *<br />

16 Depressions in<br />

the peat<br />

substrates of the<br />

Rhynchosporion<br />

* * *<br />

17 Marsh club moss * * * *<br />

18 Wetland plant<br />

assemblage<br />

*<br />

18

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