AVIS-IBIS

Birds of Indian Subcontinent

Criteria for the age determination of the Hawfinch Coccothraustes coccothraustes

Publication Type:Journal Article
Year of Publication:1994
Authors:Fornasari, L, Pianezza, F, Carabella, M
Journal:Ringing & Migration
Volume:15
Issue:1
Date Published:1994
ISBN Number:0307-8698
Keywords:Coccothraustes, Coccothraustes coccothraustes, Fringillidae
Abstract:Criteria for ageing Hawfinches on a semi?quantitative basis are analyzed. Age/sex classes can be recognized by scoring rectrix abrasion, width of the outer web of the sixth primary and sharpness of the greater alula feather. Based on these three criteria, age determination appears always possible.Criteria for ageing Hawfinches on a semi?quantitative basis are analyzed. Age/sex classes can be recognized by scoring rectrix abrasion, width of the outer web of the sixth primary and sharpness of the greater alula feather. Based on these three criteria, age determination appears always possible.
URL:http://dx.doi.org/10.1080/03078698.1994.9674071
Short Title:Ringing & Migration
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