Catching and ringing Sand Martins Riparia riparia occupying an artificial nesting site (a purposely placed concrete wall). Today @ Sekdoorn (Stichting Avifauna Zwolle).
Sunday, June 18, 2017
Holes in a wall
Catching and ringing Sand Martins Riparia riparia occupying an artificial nesting site (a purposely placed concrete wall). Today @ Sekdoorn (Stichting Avifauna Zwolle).
Monday, June 5, 2017
Little ringed plover chicky
Charadrius dubius, 12.8 gram. Ringed today @ VRS Hessenpoort, Zwolle.
Little ringed breeding habitat.
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