Get to know your square Your Regional Organiser will give you the grid reference of your 1-km Winter Bird Survey square. To find the location of your square: Visit the Ordnance Survey website Enter ...

Why are we conducting the Winter Bird Survey? The Winter Bird Survey will: Help us understand how wintering birds benefit from using agri-environment scheme and agri-environment and climate scheme ...

At this talk for the North Wales RSPB local group, Gethin will highlight the international importance of Wales' wetlands for some of our wintering birds.Focusing primarly of wildfowl and waders, this ...

Papers Environmental and Geographic Conditions on the Breeding Grounds Drive Bergmannian Clines in Nightjars On this page Journal of Biogeography, 2025 Staff Author (s) ...

At this talk for the Cambrian Ornithological Society, Gethin will highlight the international importance of Wales' wetlands for some of our wintering birds.Focusing primarily of wildfowl and waders, ...

About the surveyThe Winter Bird Survey is a UK-wide repeat of the 2018/19 English Winter Bird Survey. Like its forerunner, the Winter Bird Survey covers a single season, collecting important ...

Autumn and winter are wonderful times to get out to your local waterbody and enjoy the many ducks and geese that migrate here from colder climes. In these interactive online workshops, Gethin and ...

From walks and talks to our annual conference, BTO runs a wide range of bird ID training and ornithology courses throughout the year. Browse the listings below to find a training course that's right ...

The Constant Effort Sites (CES) scheme is the first national standardised ringing programme within the BTO Bird Ringing Scheme and has been running since 1983. Ringers operate the same nets in the ...

About BTO Data Reports Reports collate comprehensive and contemporary bird distribution and abundance data from BTO's high quality ornithological datasets to identify species associated with the site ...

Overview The BirdTrends 2020 report is a one-stop shop for authoritative information about the population status of the common breeding birds of the wider UK countryside. The report is based on data ...

More than half of British Swifts have been lost since 1995, but the reasons underpinning this decline are unclear. BTO scientists are involved in research aiming to address these knowledge gaps, ...