The main purpose of this rcscarch is to study the Noctuidae species, living in the forests of Zonguldak Regional Administration and to flnd out the plants that they attack and their biology of the most important ones. For this purpose, this study has been carried out in two main section. The information about these spccles, living in Turkeyand in the adjacent countries were obtained by studying the literature. The Noctuidae specles collected from this region were idcntificd and sorne important pest wcrc studicd in the laboratory and field conditions to find out thcir biology.