This content requires Adobe Flash Player version
or later.
Either you do not have Adobe Flash Player installed,
or your version is too old,
or there is a problem with your Flash installation and we were unable to detect it.
1 INTRODUCTION..............................................................................................................................1 1.1 Purpose of this Report..............................................................................................................1 1.2 Ecological Context....................................................................................................................1 1.3 Structure of this Report ............................................................................................................1
2 METHODS........................................................................................................................................2 2.1 Survey Scope ...........................................................................................................................2 2.2 Survey Constraints ...................................................................................................................2 2.3 Desk Study ...............................................................................................................................2 2.3.1 Background Data Search .............................................................................................2
2.4 Roost Surveys for Bats.............................................................................................................3 2.4.1 Scope of Surveys .........................................................................................................3 2.4.2 Categorisation of Tree Features...................................................................................3 2.4.3 Ground Level Tree Surveys .........................................................................................4 2.4.4 Tree Climbing Surveys.................................................................................................4 2.4.5 Tree Emergence Surveys.............................................................................................5
2.5 Bat Activity Surveys..................................................................................................................6 2.5.1 Scope of Bat Activity Surveys ......................................................................................6 2.5.2 Automated Bat Activity Surveys ...................................................................................6 2.5.3 Manual Activity Surveys ...............................................................................................6
3 RESULTS.........................................................................................................................................8 3.1 Desk Study ...............................................................................................................................8 3.1.1 Background Data Search .............................................................................................8
3.2 Roost Surveys for Bats.............................................................................................................8 3.2.1 Ground Level Tree Surveys .........................................................................................8 3.2.2 Tree Climbing Surveys.................................................................................................8 3.2.3 Tree Emergence Surveys.............................................................................................8
3.3 Bat Activity Surveys..................................................................................................................9 3.3.1 Automated Bat Activity Surveys ...................................................................................9 3.3.2 Manual Activity Surveys .............................................................................................10
4 EVALUATION AND CONCLUSIONS............................................................................................12 4.1 Roosting Bats .........................................................................................................................12 4.2 Commuting and Foraging Bats...............................................................................................12 4.3 Lighting ...................................................................................................................................13