About
eBird Science is the scientific arm of Cornell Lab of Ornithology's eBird global platform, converting the collective observations of hundreds of thousands of birders worldwide into rigorous, actionable scientific resources. At its core is the eBird Status and Trends product, which provides high-resolution abundance and range maps for over 2,000 bird species, updated annually with millions of new data points from a global community of contributors. The platform enables researchers to access, analyze, and cite eBird data for a wide range of scientific inquiries—from population monitoring and habitat protection to species management and informing environmental law and policy. Regional trends summaries, downloadable Trends data, and visualizations of bird population changes through time make it one of the most comprehensive ornithological datasets publicly available. eBird Science also curates the Macaulay Library, an extensive collection of bird photos and sounds. Its data and tools are used in peer-reviewed publications and real-world conservation programs worldwide. With support for over 20 languages and dedicated regional portals and collaborators, the platform empowers a truly global scientific community. Whether you are a professional ecologist, a conservation organization, a student, or a policy maker, eBird Science provides the tools, data access, and documented methodologies needed to understand and protect bird populations at local, regional, and global scales.
Key Features
- eBird Status & Trends: High-resolution abundance and range maps for over 2,000 bird species, updated annually using millions of community-submitted observations.
- Open Data Access & Tools: Researchers can access, download, analyze, and cite eBird data for diverse scientific questions, with documented methodologies and citation support.
- Regional Trends Summaries: Downloadable regional population trend data and visualizations showing how bird populations change through time across geographic areas.
- Macaulay Library Integration: Access to a vast archive of bird photos and sounds to support species identification, research, and educational content.
- Global Community & Regional Portals: A network of regional collaborators and portals supporting localized data collection and science in over 20 languages worldwide.
Use Cases
- Researchers studying bird population declines can access high-resolution abundance maps and downloadable trend data to quantify changes over time and across regions.
- Conservation organizations use eBird Status and Trends visualizations to identify critical habitats and prioritize land protection strategies for at-risk species.
- Environmental policymakers and government agencies reference eBird data to inform species management plans, environmental impact assessments, and wildlife legislation.
- Educators and students use eBird's species maps, photos, and sounds from the Macaulay Library as learning resources for ornithology and ecology courses.
- Ecologists and biologists cite eBird datasets in peer-reviewed publications, leveraging the platform's documented methodologies to support reproducible scientific findings.
Pros
- Massive, Continuously Growing Dataset: With hundreds of thousands of active contributors globally, the eBird dataset grows by millions of observations each year, keeping science current.
- Free & Openly Accessible: eBird Science data and tools are freely available to researchers, educators, conservationists, and policymakers without paywalls.
- Peer-Reviewed Scientific Credibility: Backed by the Cornell Lab of Ornithology and used in numerous peer-reviewed publications, providing high scientific credibility.
- Broad Conservation Impact: Data directly informs species management, habitat protection decisions, and environmental law and policy at local and global scales.
Cons
- Specialized Domain Focus: The platform is exclusively focused on birds and ornithological science, limiting its utility for broader ecological or biodiversity research.
- Data Quality Dependent on Contributors: As a citizen science platform, data accuracy in under-observed regions can vary based on local birder participation and expertise.
- Steep Learning Curve for Data Tools: Accessing and analyzing raw eBird datasets requires familiarity with data science tools and the platform's specific data formats and methodology documentation.
Frequently Asked Questions
What is eBird Science?
eBird Science is the research and data platform of the Cornell Lab of Ornithology that transforms millions of bird observations from a global community of birders into scientific tools, maps, and datasets for conservation and research.
Is eBird Science free to use?
Yes, eBird Science is free to access. Data, visualizations, and tools are openly available to researchers, educators, conservationists, and the general public.
How is eBird data collected?
eBird data is collected through voluntary submissions from a global community of birders who log their bird sightings via the eBird app or website. Over 464,000 eBirders have contributed observations worldwide.
How often is eBird Status and Trends data updated?
eBird Status and Trends products are updated annually, incorporating millions of new observations to provide the most current information on bird population status and trends.
Who can use eBird Science data?
eBird Science data is used by professional researchers, conservation organizations, government agencies, educators, students, and policymakers to support a wide range of scientific and conservation applications.
