Tree Sparrow
ring with A and 2 plain rings
Details
| coordinator |
Tijs van den Berg
send e-mail
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| website | http://www.vrsdehaar.nl/ |
| cr-birding | https://cr-birding.org/node/3763 |
| ring area | The Netherlands, near Utrecht |
| animals | 114 |
| observations | 132, of which 118 are captures |
| ringed in | 2016 to 2022 |
Tree Sparrows are getting quite rare around Haarzuilens. The species is declining fast. VRS de Haar hopes to get more insight in trends in survival and dispersion of this species in our research area.
The position of the metal ring is important for the identification of an individual.
Example bird
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A
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Shorthand: YB/MNW(A)
explanation
This is an arbitrary example of a bird that might not exist.
