The present deliverable constitutes the updated and detailed monitoring plan of the project Life – Nature: “Greek Caves and Bats: Management Actions and Change of Attitude (GRECABAT) - LIFE17 NAT/GR/000522, which was carried out in the framework of the Action D1. The initial "Project monitoring plan" submitted in February 2019 while the "Detailed project monitoring plan" was ready in September 2020.