BTO Bird Migration Blog

Having been stuck in a westerly airflow for what has seemed like forever, the weather forecast, with the promise of a depression swinging s...

With the UK seemingly stuck in a westerly airflow it is not surprising that the focus has very much been on birds from that direction. Over...

Autumn migration is well under way and many summer migrants are now on the move. The main thrust this week has largely involved hirundines,...

With migration pretty much over (it never truly stops altogether) now is a good time to reflect on what kind of a migration season it has be...

A far from normal spring It has been anything but a normal spring. March, with its early spring Mediterranean overshoots, at times felt l...

Migration slows a little. With the mass arrival of many of our common migrants last week, Whitethroats, Garden Warblers, Swifts and Swal...

The floodgates open As soon as the wind turned south-easterly and dropped they began to arrive in their hundreds and thousands. Many site...