I put the Zoom H1n sound recorder in the back garden on the evening of 23rd March. The recording was started at 10 pm and I recorded for 6:37 hours.
Blackbird
Robin
Mallard
+ a few calls to be identified.
The highlight of the recording session was a flyby of Whooper Swan at 1:40 am
At 2.11 am a Blackbird alarm was recorded.