BTO Bird Migration Blog

Autumn migration moved on with a bang during the Bank Holiday weekend. The conditions on Saturday into Sunday looked good for an arrival of...

Whilst the weather still feels quite summery, for some of our birds the summer is well and truly over. Migration has begun in earnest and al...

Two months have snuck by since our last update. It's been anything but quiet for migrant birds during that period though. June will be r...

It’s not quite the end of the spring migration season – there is still plenty of time for a few surprises yet – but the remarkable sight of...

The last few days of May and diminishing returns from visible migration watchers usually marks the beginning of the end for spring migratio...

The easterly airflow earlier in the week didn’t disappoint and there was a real flavour of the east. Around 100 Red-backed Shrikes were ...

To report that Swifts have arrived en masse might not seem that unusual for mid-May but their arrival this year has been far from the nor...