Cyanistes caeruleus

Blue Tit

Main author: Magnus Hellström, December 2014.
Citation: Ottenby Bird Observatory. 2015. Ringers’ DigiGuide – Cyanistes caeruleus.


                     Adult         Young

Summer       SC              sp

Winter           –                 –

Young sp: The post-juvenile moult includes the body, LC, MC, and most GC (86% of the birds at Ottenby included all GC). TT, CC and alula are usually (but not always) included, and many also include both R1. Occasionally, inner SS may be moulted.
Adult SC: The post-breeding moult includes the whole plumage.

Number of GC included in the post-juvenile moult shown as percentage of 1cy birds at Ottenby 2011-2013 (n=1516).

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