LifeCycle issue 11, Autumn 2022
![Rough Island from Mary Island by Ruth Walker Rough Island from Mary Island by Ruth Walker](https://www.bto.org/sites/default/files/styles/content_page_-_featured_image/public/publications-individual/rough_island_from_mary_island_by_ruth_walker.jpg?itok=iM7aNLbM)
Published: January 2023 Issue No.: 11
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Issue 11 of LifeCycle celebrates the anniversaries of the Constant Effort Site (CES) and Retrapping Adults for Survival (RAS) schemes, as well as including results from both, alongside the Nest Record Scheme, in the report on the 2021 breeding season.
This edition also includes articles on monitoring Knot, Meadow Pipits, seabirds, Blackcaps, Barnacle Geese and Woodcock, alongside articles showcasing how the data ringers and nest recorders collect are used by scientists at BTO.
![Cover of Issue 11 of BTO Life Cycle magazine showing a shag Shag](https://www.bto.org/sites/default/files/publications-individual/cover_of_issue_11_of_bto_life_cycle_magazine_2022.jpg)
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