Common pipistrelle and Soprano pipistrelle were by far the most commonly recorded bat species. Across 2013 and 2014, these two species made up about 93% of all bat recordings (492,292 recordings). In contrast Nathusius’ pipistrelle (see below) made up about 0.2% of recordings (919 recordings).

Nathusius’ pipistrelle in 2013 / 2014 - maximum number of bat passes recorded