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Bat survey calendar

Survey  Jan  Feb  Mar  Apr May Jun Jul Aug Sep Oct Nov Dec
 

 

Habitat Suitability / Preliminary
Roost Assessment*
 

 

Tree Habitat
Suitability
 

 

Roost Dusk
Emergence /
Dawn Re-entry
 

 

Maternity
Roost /
Autumn Swarming
 

 

Dusk / Dawn Activity Transect

 

 

 

Tree Activity

 

 

 

Summer Automated

 

 

 

Winter Automated

 

 

 

Hibernation Roost*

 

 

 

Off-shore

 

 Key
Optimal survey period

 

Possible survey period

 

 Survey licence required *