Quantitative studies in the geographical variation of birds - the Common Guillemot (Uria aalge Pont.) Proceedings Zoological Society London Series A 111

Author(s): Southern, H.N. & Reeve, E.C.R.

Published: January 1941

BirdTrack migration blog – early spring

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.

Tagged Lesser Black-backed Gull. Gary Clewley

Article

Bird tracking

Phil Atkinson explains the technology behind tracking.

Event

Raptor ID (2 sessions, Wednesdays 10am)

The training will consist of two weekly online sessions of about 2 hours each, complemented by supported self-study exercises which will be provided after each session. The training will be run by BTO staff members Nick...

Quantitative studies in the geographical variation of birds - the Common Guillemot (Uria aalge Pont.) Proceedings Zoological Society London Series A 111

Share this page

Related content

BirdTrack migration blog – early spring

Bird tracking

Raptor ID (2 sessions, Wednesdays 10am)