ringing Archives - British Ornithologists' Union

A Bird in the Hand

By Robert Montgomerie|2025-05-19T22:26:51+00:0019 May 2025|History of Ornithology, migrant, Migration, migration stopover, ringing|

The enduring value of bird observatories

Worried about the Greenland White-fronted Goose

By Jente Ottenburghs (he/him)|2023-02-04T11:34:43+00:009 Feb 2023|adult survival, agriculture, annual cycle, Bayesian modelling, breeding success, hunting pressure, Migration, overwintering, population dynamics, ringing, waterbirds|

Why has this goose population declined since 2000?

Displacement of auks by offshore wind farms

By Bob Furness|2022-11-18T15:15:35+00:0021 Nov 2022|bio-logging, distribution, geolocator, movement, movements, non-breeding ecology, overwintering, ringing, Seabirds, tracking, wind farms|

Geolocator studies clarify which populations are most at risk

Where do Barbary Reed Warblers overwinter?

By Frédéric Jiguet|2022-11-07T15:06:03+00:0014 Nov 2022|adult survival, Africa, bio-logging, distribution, geolocator, IBIS, migrant, Migration, movement, movements, non-breeding ecology, overwintering, passerines, population dynamics, ringing, stable isotopes, tracking|

Geolocators and stable isotopes reveal the African wintering grounds of this long-hidden European species

Azorean Woodcocks

By Jente Ottenburghs (he/him)|2022-09-19T10:40:24+00:0022 Sep 2022|dispersal, diversification, gene flow, genetic diversity, Genetics, island birds, Migration, population divergence, ringing|

Is there gene flow between the Azores and mainland Europe?

Nest-switching Storks

By Jente Ottenburghs (he/him)|2022-04-15T09:02:32+00:0021 Apr 2022|behaviour, bird movements, Breeding, displacement, Genetics, gps tags, movement, nest monitoring, nestlings, occurrence data, population dynamics, ringing, tracking|

What is the best method to quantify the frequency of nest-switching?

Promoting hummingbird conservation through demographic analyses

By Simon English|2022-03-31T13:24:45+00:004 Apr 2022|avian biology, bird communities, Breeding, climate change, colour ringing/banding, Conservation, demography, early career, early-career researcher, ECR, hummingbirds, population dynamics, population structure, ringing|

What survival rates can tell us about population declines

Is timing of moult adaptive?

By Anders Hedenström|2021-09-29T15:00:53+00:004 Oct 2021|colouration, IBIS, migrant, Migration, moult, plumage, ringing|

Two species suffer catastrophic embryo mortality in recent heatwaves

Leg rings and diving behaviour

By Agustina Gómez-Laich|2021-09-28T11:19:54+00:0016 Sep 2021|acceleration, behaviour, bio-logging, colour ringing/banding, foraging, ringing, Seabirds|

Does being ringed affect underwater performance of foraging cormorants?

A tale of two Twites

By Jente Ottenburghs (he/him)|2020-12-15T12:44:30+00:009 Apr 2020|bird movements, distribution, Farmland birds, Migration, News, overwintering, population dynamics, ringing|

Do British and Scandinavian Twite populations mix during migration?