Tuesday, May 23, 2023

Goldfinch To France

News arrived of juvenile Goldfinch ALP8579 we caught and ringed at Oakenclough on 17 August 2022, when according to this blog : ‘Nothing much happened except for visible migration of more than 120 Swallows heading west in small groups together with several House Martins and a single Sand Martin. Invisible migration/new arrivals consisted of just 11 captures - 3 Blackcap, 2 Willow Warbler, 2 Meadow Pipit, 2 Goldfinch, 1 Goldcrest and 1 Chaffinch.’ 

Well something certainly happened later because one of those two Goldfinches was recaptured by French ringers on 7 January 2023 at Montmorillon, Vienne, some 143 days and 873 kms after our first capture. 

Goldfinch to France 2022 - 2023
  
Juvenile Goldfinch (3J)
 
Goldfinch migration - migrationatlas.org
 
From https://migrationatlas.org “Ringing recoveries identify three main connections between breeding populations and wintering regions. Birds from the British Isles move to the continent in a S or SE direction, with most winter records from the Netherlands to Spain (a few in Morocco). Birds from West, Central and East Europe move to the SW, though population from northern Italy, the Balkans up to Poland and the Baltic states move either to South West or to South East Europe. Birds recovered in North Africa (mainly Morocco) originates from South West but also West Europe.” 

Our UK Goldfinches are more migratory than many people realise, perhaps more noticeable when a garden that is usually full of Goldfinches becomes less crowded at the onset of cold weather. Our Goldfinch ALP8578 conformed to the migration behaviour and routes shown above. As a young bird born in the summer of 2022 it was just a matter of weeks before its inherited genes and DNA kicked in and sent it flying to the south of France many miles from its birth place. 

Log in again soon bird lovers. I think we are catching Sand Martins later in the week if winds stay low and from the east. 

Linking today to Eileen's Saturday.

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