Survey of the breeding bird populations in the Drugeon basin, Franche-Comté, France, based on IPA (1998-2020)
Collected date : from Apr 1998 to Jun 2020
Creators :
Dominique Michelat
Patrick Giraudoux
Bird counts were carried out from 1998 to 220 using the IPA method described in Blondel et al (1970), IBCC (1977) and Blondel et al (1981). See section "Data acquisition methods".
Diet of the Barn Owl and variations of small mammal population relative densities
Collected date : from Apr 1987 to Apr 1995
Dietary response of the Barn Owl was monitored in three church towers situated at 2.5, 2 and 1.5 km, 2 and 1.5 km to the small mammal sampling area. Small mammals were monitored in habitats type generally foraged by the Barn Owl (grassland, hedges)