Table 1 Summarised recorded variables in the survey

Type of recording group

School, volunteer group, family or friends

Weather

Sunny, cloudy but no rain, raining

Location

Surrounding area

Urban, garden, park, school, farmland, grassland, wood or forest, other

Land use on both sides of the hedge

Crops, grassland, hard surface (unspecified), garden, woodland, waterway, cannot see (other side)

Structure of hedge

Bushes, bushes and trees, trees

Gaps in hedge

None, a few, more gaps than hedge

Hedge shape

Untrimmed, leggy, laid, neatly trimmed, heavily trimmed

Features in the hedge

Fence, ditch, bank, undisturbed strip, wall

Hedge height

In four categories from <1 m to >3 m

Hedge width

In three categories from <1 m to >2 m

Hedge length

In four categories from <5 m to >50 m

Hedge plant species

Presence/absence of 12 woody species, (see Table 3)

Numbers of berries, nuts or flowers

In four categories from <10 to >1000

Invertebrates

Counts of invertebrates in 24 named groups (see Table 4)

Size of any holes in the ground

In five categories from <2 cm to >30 cm

Other wildlife seen

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