Information for surveyors

Already taking part in a BTO survey? This page contains links to information that may help you with your surveying.

Contact your regional organiser

Find the contact details for the regional network organiser in your area.

Online surveys

Access your surveys via your My BTO page.

FAQs about online surveys

Tools and information

Develop your skills with our articles on survey skills.

How to read grid references
Species codes

Species codes (PDF, 107.70 KB)
Health and safety information
Birdwatcher's Code

Birdwatcher's Code (PDF, 167.20 KB)

Understanding Curlew populations in Wales

Several tracking projects combine to determine the migration routes, wintering locations and breeding season movements of Welsh Curlew.

Tagged Lesser Black-backed Gull. Gary Clewley

Article

Bird tracking - a masterclass

Phil Atkinson explains the technology behind tracking.

Chaffinch and Greenfinch. Edmund Fellowes

Case Study

What we can learn from 25 years of watching gardens

Exploring the value of a complete quarter-century of weekly garden bird observations from BTO's Garden BirdWatch covering the length and breadth of the country.

Information for surveyors

Contact your regional organiser

Online surveys

Tools and information

Species codes

Birdwatcher's Code

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Related content

Understanding Curlew populations in Wales

Bird tracking - a masterclass

What we can learn from 25 years of watching gardens