Green neckband with a white three alpha-numeric code (1 letter and 2 numbers or letters).
note 1 : series used are F, G, H, J, K, L, M, N, P, R, S, T, U, V, Y, Z all in combination with 00-99 or AA-ZZ. The last two numbers of letters are placed under 90 degrees with the first letter. Combinations are reported with first the letter and then the two letters under 90 degrees, so for instance F00.
note 2 : since 1999 legrings with same colour and code as neckrings are used.
note 3 : in total (01.09.2017) there have been neck/leg ringed about 5.500 birds.
note 4: In the two letter series under 90 degrees D, F, I, M, O, Q, V and W were never used.
note 5 :
