CHAPTER XII. 



MIGRATION IN THE BRITISH ISLANDS. 



Diverse Character of Migration in the British Isles — The 

 Researches of Messrs. Harvie-Brown and Cordeaux — 

 Migration Reports Published under the Auspices of the 

 British Association — Migration at British Lighthouses and 

 Light-vessels — Routes of Migration in British Isles— Effects 

 of Rocky Coasts on Migration — Recogni/.ed Points of Ingress 

 — Classification of British Migrants — Migration and Wind — 

 Spring Migration in British Isles — The First Flights — • 

 Rushes in Spring — Cross Migration in Spring — Effects of 

 Temperature— First Arrival of Summer Birds from South — 

 Spring Migration at the Eddystone — Commencement of 

 Autumn Migration — Its growing Intensity — Change of 

 Direction in Migration Flight — The Eastern Wave of Autumn 

 Migration — Number of Species composing it- — Correlation 

 of Migration on Heligoland and British Isles — Autumn 

 Migration of Goldcrests — Autumn Migration of Starlings — • 

 Vast size of these Autumn Bird Waves — Their persistency — 

 Migration of Hooded Crows in Wash District — -Mortality 

 among Migrants — Origin of East to West Migration — Birds 

 declining to Cross the English Channel — Cross Migration 

 in Autumn — Migration along South Coast of England — 

 Winter Migration — Species Migratory all the Year round — 

 Birds foretelling Snowstorms — Influence of Migration 

 Movement on Species — Tables showing the Duration of 

 Flight of British Migrants. 



Perhaps no other part of the world is more 

 admirably situated for the study of Migration than 

 the British Islands. Almost every known kind of 



