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here - The European Union for Bird Ringing

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Primary Moult<br />

alphanumeric, 10 characters<br />

Ten digits, each in the range 0-5 (or V or X).<br />

0 Old feather present<br />

1 Old feather missing or new feather still completely in pin.<br />

2 New feather just emerging from quill up to one-third grown.<br />

3 New feather between one and two thirds grown.<br />

4 More than two thirds grown but waxy sheath still present at base of quills.<br />

5 Feather completely new, no waxy sheath remains visible.<br />

V Feather Very old (from a generation previous to feathers being moulted).<br />

X Feather not present on the species (e.g. outermost primary on most finches).<br />

<strong>The</strong>se digits are arranged from inner to outer primaries. For example, a Collared Dove Streptopelia<br />

decaocto, which had arrested a full-post juvenile moult in the autumn, with three outer primaries<br />

unmoulted, and now had begun to moult the inner primaries as part of its first complete adult moult,<br />

might be given a code of 5554100VVV. A Chaffinch Fringilla coelebs, with nearly completed moult<br />

might be given a code of 555554321X.<br />

Old Greater Coverts<br />

integer, maximum 2 digits<br />

<strong>The</strong> number of unmoulted greater coverts retained after post juvenile moult. This code is normally<br />

only applicable <strong>for</strong> passerines<br />

Alula<br />

integer, one digit<br />

A single integer to describe state of largest two alula feathers.<br />

0 Both of two largest feathers old<br />

1 Largest old, other new.<br />

2 Largest new, other old.<br />

3 Both new.<br />

Carpal Covert<br />

integer, one digit<br />

A single integer to describe state of moult of the carpal covert.<br />

0 old<br />

1 new<br />

EURING exchange-code 2000 Enhanced 33 - 42

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