This animal tracking dataset is derived from Stienen et al. (2022, https://doi.org/10.5281/zenodo.6599273) a deposit of Movebank study 1609400843. Data have been standardized to Darwin Core using the movepub R package and are downsampled to the first GPS position per hour. The original dataset description follows. MEDGULL_ANTWERPEN - Mediterranean gulls (Ichthyaetus melanocephalus, Laridae) breeding near Antwerp (Belgium) is a bird tracking dataset published by the Research Institute for Nature and Forest (INBO). It contains animal tracking data collected by the LifeWatch GPS tracking network for large birds (http://lifewatch.be/en/gps-tracking-network-large-birds) for the project/study MEDGULL_ANTWERPEN, using trackers developed by Ornitela (https://www.ornitela.com). The study has been operational since 2021. In total 4 individuals of Mediterranean gull ( Ichthyaetus melanocephalus ) have been tagged in their breeding area near the city of Antwerp (Belgium), mainly to study their habitat use and migration ...