Nightjar monitoring. Robert Read
Capturing data in the field with citizen science and species expertise

Browse the range of active BTO projects requiring support. Learn what they contribute to science, and how to participate.

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Arctic Tern Photographer Jeremy Moore

BirdTrack

BirdTrack is a free and convenient way of storing your bird records online. BirdTrack lets you keep up to date with what others are seeing, view the latest trends, and contribute your data to BTO science.

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Cuckoo. Alan McFadyen

Cuckoo Tracking Project

Help us follow Cuckoos on migration and discover why they are in decline.

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Greenfinch. Photograph by Jill Pakenham

Garden Wildlife Health

Tell us about sick and diseased wildlife found in your garden. Garden BirdWatch participants can also add observations when entering their usual GBW counts.

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Grey Heron. Photograph by John Harding

Heronries Census

Annual survey of all Grey Herons, Little Egrets, Cormorants and scarcer herons nesting in the UK

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Contributions & findings

  • The latest Grey Heron population trends from the Heronries Census are discussed on the Grey Heron page in the BTO's BirdTrends report.
  • The modelled annual population estimates for the UK, now spanning more than 80 years, show a long-term increase.
Long-tailed Tit nest. Photograph by Elspeth Rowe

Nest Record Scheme

The Nest Record Scheme gathers vital information on the breeding success of Britain's birds by asking volunteers to find and follow the progress of individual birds' nests.

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Nuthatch. Photograph by Edmund Fellowes

Nesting Neighbours

Do you think you might have birds nesting in your garden? Could you take a closer look and find out? By monitoring nests through the breeding season you could gather hugely valuable information.

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Lapwing. Photograph by Howard Stockdale

Northern Ireland Lowland Breeding Wader Survey

Investigating whether Northern Irish lowland grasslands are supporting breeding waders.

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River Pripyat. Daniel Rosengren

Polesia: Wilderness without borders

BTO is participating in species research and monitoring that is underpinning a landscape restoration project in Belarus and Ukraine, aimed at protecting and restoring the wetland wilderness of Polesia.

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WeBS counting. Photograph by Teresa Frost

Wetland Bird Survey

The Wetland Bird Survey (WeBS) monitors non-breeding waterbirds in the UK.

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Contributions & findings

  • 3.75 million waterbirds are counted for WeBS each year.
  • WeBS produces annual indices for 110 waterbird species or populations
  • Species totals published annually for over 2,700 sites as open data on the WeBS Report Online
Woodcock - Graham Giddens

Woodcock Survey

Help monitor Woodcock in Britain and Ireland by claiming a square.

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