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Titlesort ascending Colour-ring type Soort Colour-ring colour Colour-ring code First letter Last letter Colour-ring position
Gulls Legring : one, coded. Black-headed Gull Black (Niger) [N] Four alpha-numeric code (4 letters/numbers). A
Gulls Legring : one, coded. Black-headed Gull Yellow [Y] Two numeric code (2 numbers). Tarsus left.
Gulls Legring : one, coded. Black-headed Gull Yellow [Y]
Gulls Legring : one, coded. Black-headed Gull Black (Niger) [N] Four alpha-numeric code (4 letters/numbers). R
Gulls Legrings : combination of uncoded. Black-headed Gull
Gulls Legring : one, coded. Black-headed Gull White [W] Four alpha code (4 letters). T
Gulls Legring : one, coded. Black-headed Gull Black (Niger) [N] Four alpha code (4 letters). A
Gulls Legring : one, coded. Black-headed Gull White [W] Four alpha-numeric code (4 letters/numbers). Z Tarsus right.
Gulls Legring : one, coded. Black-headed Gull Black (Niger) [N] Three alpha-numeric code (3 letters/numbers). X
Gulls Legring : one, coded. Black-headed Gull White [W] Four alpha-numeric code (4 letters/numbers). T
Gulls Legring : one, coded. Black-headed Gull White [W] Two alpha-numeric code (2 letters/numbers). Tarsus left.
Gulls Wingtag : coded. Black-headed Gull Dark Green [G] Two alpha-numeric code (2 letters/numbers).
Gulls Wingtag : coded. Black-headed Gull Dark Blue [B] Two alpha-numeric code (2 letters/numbers).
Gulls Legring : one, coded. Black-headed Gull Black (Niger) [N] Two alpha code (2 letters). Tarsus left.
Gulls Legring : one, coded. Black-headed Gull Yellow [Y] Four alpha code (4 letters). A
Gulls Legring : one, coded. Black-headed Gull White [W] Five alpha-numeric code (5 letters/numbers). A
Gulls Legring : one, coded. Black-headed Gull Black (Niger) [N] Four alpha code (4 letters). G
Gulls Legring : one, coded. Black-headed Gull Black (Niger) [N] Four alpha-numeric code (4 letters/numbers). G
Gulls Legring : one, coded. Black-headed Gull Black (Niger) [N] Two numeric code (2 numbers). Tarsus left.
Gulls Legring : one, coded. Black-headed Gull Yellow [Y] Four alpha code (4 letters). E
Gulls Legring : one, coded. Black-headed Gull Red [R] Two numeric code (2 numbers). Tarsus left.
Gulls Legrings : combination of coded. Black-headed Gull Red [R]
Gulls Legring : one, coded. Black-headed Gull Dark Blue [B] Two numeric code (2 numbers). Tarsus left.
Gulls Legring : one, coded. Black-headed Gull Black (Niger) [N] Two alpha-numeric code (2 letters/numbers). Tarsus left.
Gulls Legring : one, coded. Black-headed Gull White [W] Four alpha-numeric code (4 letters/numbers). KA

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