The Goldcrest (goudhaantje in Dutch) is one of the smallest songbirds native to the Netherlands. They are between 8.5 and 9.5 cm (3.3 to 3.7 inches) in length.
Goldcrest, Auderghem, Brussels by Frank.Vassen, Creative Commons on Flickr
The event occurred on 26 September when the bird was ringed at 7:45 am in the nature reserve Zwanenwater. The young male bird weighed in at 5.4 grams.
The following morning the same bird was caught again at 9:30 am at a ringing station in Zeeland.