Old sanderling with colourrings on breeding ground at Zachenberg.
Gammel sandløber med farveringe på yngleplads i Zachenberg.
Sanderling with colourrings on autumn migration in France.
Sandløber med farveringe aflæst på efterårstræk i Frankrig.
The same sanderling as a pullus and as a juvenile.
Samme sandløber ved mærkningen som dununge og som ungfugl.
Pullus of sanderling is ringed with colour rings.
Sandløberunge mærkes med farveringe.

The breeding ecology of sanderlings

in Zackenberg, North East Greenland.

Project responsible

Niels Martin Schmidt,,
Greenland, BioBasis.
Dept. Arctic Environmental, Frederiksborgvej 399,
4000 Roskilde, Denmark.
+45 46 30 19 31.

Jeroen Reneerkens,
Animal Ecology Group, Centre for Ecological and Evolutionary Studies,
University of Groningen,
Po Box 14, 9750 AA Haren, The Netherlands.


2007 – 2009, and possibly more years. Observations of colourringed birds is still relevant after the project period.

Type of ringing

Individually numbered metalrings from Zoologisk Museum, Copenhagen.

The birds also display a combinatiinon of two colour rings registrered in the International Wader Study Group Colour Ringing Register.

In Greenland is used green leg flags between the colour rings on left leg, but sanderlings with another position of the flag are ringed in Europe or Africa.

You will recieve a complete life history from the bird within a week from reporting. If possible please send a photo of the bird from Greenland.

Updated 02.05.2016