Appendix 5
Air photograph interpretation key.
Table 5.1 Key for Samphire Identification Black and White Photography
Colour/Tone:
mid grey
Texture:
very smooth
Shape:
irregular
Shadow:
nil
Pattern:
may have tonal contrast varied by proximity to water or water table
Orientation/Situation:
parallel and adjacent to water edge, varied width with variation in slope.
Size:
varied
Table 5.2 Key for Samphire Identification Infra-Red Photography
Colour/Tone:
bright orange - red
Texture:
very smooth
Shape:
irregular
Shadow:
nil
Pattern:
may have tonal contrast varied by proximity to water or water table
Orientation/Situation:
parallel and adjacent to water edge, varied width with variation in slope.
Size:
varied
Table 5.3 Key for Samphire Identification Colour Photography
Colour/Tone:
dark brown - mid grey
Texture:
very smooth
Shape:
irregular
Shadow:
nil
Pattern:
may have tonal contrast varied by proximity to water or water table
Orientation/Situation:
parallel and adjacent to water edge, varied width with variation in slope.
Size:
varied
