Thursday, 16 February 2012

Bats Emergence and Flight Guide

BATS COME OUT CALL Khz SIZE Habitat Type Height Flight type

Bechsteins

25min AFTER SUN SET

50 Khz

Medium

Deciduous

Woodland

Low

Fluttering

Brandts

30 min After

50Khz

Small

Woodland

Wetlands

Low-medium

Rapid agile

Quick turns

Barbastelle

30 min After

37 Khz

Medium

Wooded

countryside

Low- tree top

Fast skilful

Brown long eared

45 min after

40Khz

Medium

Open Woodland

Park Land Gardens

Low-tree top

Slow fluttery

Daubentons

40 min after

50Khz

Medium

Rivers Canals

Wetlands Woodland

Often low over water but up to 15mtr

Fast agile whirring

Greater

Horseshoe

25 min after

83Khz

Large

Field Edges

Hedgerow

Often follows linear features, low sometimes over pasture

0.3-10mtr

Slow fluttery

Short glides

Lesser

Horseshoe

30 min after

109Khz

Small

Field Edges

Hedgerow

Close to the ground and vegetation

up to tree- top height

Agile and fast

Leislers

15 min after

27Khz

Med/Large

Woodland Edges

Rivers Canals

Around Canopy

Similar to noctule

Noctule

Sunset- 10 min

after

20Khz

Large

Trees and Water

Usually high but sometimes down to ground level

Fastand high

Fast turns and dives

Natterers

40 min after

50Khz

Medium

Open Parkland

Woodland

Low to tree-top height Sometimes over water

Slow/medium

Slow and

manoeuverable

amongst trees

Soprano

Pipistrelle

15-30 min after

55Khz

Small

Almost any where, gardens,

Waterways

Wetland

Roof-top to

Sometimes to headheight

Rapid Agile Jinking

Common

Pipistrelle

15-30 min after

45Khz

Small

Almost any

Where,Garden

Waterways Wetland

Roof-top height

Sometimes down to headhight

Rapid Agile Jinking

Nathusius

Pipistrelle

15-30min after

40Khz

Small

Woodland Bat

Europe

In UK around Lakes

Roof-top height

Sometimes down to headheight

Rapid, deep wing beats

Not as agile

Serotine

15-25min after

32Khz

Large

Field and woodland edges

Parkland

Canopy and

Ground

Slow looping flight

Whiskered

30min after

50Khz

Small

Woodland Gardens

Hedgerows

Wetlands

Head height and

Up to tree-top height

Rapid agile weaving

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