Titel: ssp. tristis

Beskrivelse: Gransanger med karakterer svarende til ssp. tristis. / Chiffchaff showing characters as ssp. tristis. Biometrix: Max wing: 61,8 mm. Bill-skull: 10,8 mm. Tail: 49mm. Bill width at nostril: 3,3 mm. Emargination on: 3,4,5,6 Notches on: 2,3,4 Wingpoint: 4,5 1st primary are 7,4 mm. longer than primary coverts. Longest tertial: 10,1 mm. Wing shape relative to wingpoint: 2nd primary: 6,1 mm. < wingpoint 3rd : 0,5 mm. < 4th : 0 mm. 5th : 0 mm. 6th : 1,3 mm. < 7th : 3,7 mm. < 8th : 5,1 mm. < 9th : 6,2 mm. < 10th :7,9 mm. <