BTO Bird Migration Blog

The nature of migration generally this spring has been one of sudden flurries followed by slow trickles. This week continued along much the...

The stop-start nature of this spring's migration has continued over the past week but breaks in the weather fronts allowed through a nic...

The stop, start nature of this spring migration continues. The quiet spells in the weather provide windows of opportunity for migrants headi...

During the last few weeks migration has been somewhat stuttering. Breaks between weather fronts crossing Europe allowed birds to move only ...

Whilst at times the weather here has seemed near perfect for the arrival of summer migrants, weather fronts further south in France have bl...

The series of weather fronts crossing the UK and France during the last week had the predicted effect, putting the brakes on migrants arriv...

The southerly airflow during the latter half of the week produced the first noticeable flush of migrants, the most obvious being the number ...