Author(s): Flegg, J.J.M. & Glue, D.E.
Published: January 1971
Publisher: BTO, Tring
Phil Atkinson explains the technology behind tracking.
It may still feel like winter but for some species, the increasing temperatures and lengthening days have already kick-started spring migration, with birds starting to arrive and depart across Britain and Ireland.
Our reports provide rigorous scientific information to inform Environmental Impact Assessments in the UK.
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