Is That A Bat? Confusing Non-Bat Sounds Delivered by: Neil Middleton 1 Massive Thanks To David Darrell-Lambert Bird Brain UK Ltd Stuart Newson BTO Matt Binstead British Wildlife Centre Keith French Epping Forest 2 Why Does It Matter? 3 1
Bat? - Yes or No? 4 Sound Artefacts • Comb Filtering • Echoes • Speaker Noise • Clipping 5 Sound Artefacts • Aliasing 6 2
Examples 7 Examples 8 Examples 9 3
Conclusions • Use your ears • Have some things previously been mis- identified as bats? • Just knowing what bats look & sound like may not be enough • What does everything else look & sound like in their soundscape? 10 Thanks For Attending Today ^ ☺ ^ Contact Info: Neil Middleton BatAbility Courses & Tuition Email: neil.middleton@batability.co.uk R Mobile: 07877 570590 11 4
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