Preliminary aspects about the study of bats from Letea Forest – Danube Delta

Abstract

The study was carried out In Letea Forest, in June-September 2006 period. In this area the bats fauna hasn’t been studied until present. Based on the captures with the net help and the bats identification, with the help of two types of ultrasound detectors(heterodyne and with time expansion), in fixed position and ontransect, there were 11 bat species identified: Nyctalus noctula, Nyctalus leisleri, Pipistrellus pipistrellus, Pipistrellus pygmaeus, Pipistrellus nathusii, Myotis daubentonii, Myotis mystacinus/Myotis brandtii, Myotis nattereri, Myotis bechsteinii?, Eptesicus serotinus and Barbastella barbastellus. The most abundant species from the forest are: Nyctalus noctula and Nyctalus leisleri, followed by Pipistrellus pipistrellus and Pipistrellus pygmaeus.

Keywords

• Chiroptera
• summer period
• habitat use
• Letea Forest
• Danube Delta
• Romania