Field Study Group of the Dutch Mammal Society (NL) - 2003 - Mammal Survey Alvao Natural Park, Portugal

This dataset contains the results of the yearly summer camp of the Field Study Group (Dutch Mammal Society), organized from July 26th to August 2th 2003 in the Alvao Natural Park, Portugal. The mammals of Alvao Natural Park and its surroundings were the main object of study, using various methods. Live traps and small batches of owl pellets were used to identify small mammals like shrews and mice. Data on bats was gathered with bat detectors and mistnets. Other mammal species were observed visually. While recording mammals, attention was given to insects (butterflies, dragonflies and grasshoppers), amphibians, reptiles and birds as well. Locations were recorded with GPS.