Land and freshwater zones; Palaearctic region; Europe Braconidae; Czech Republic; Bohemian Forest; Mrtvy Luh bog; List of recorded species, including new records, from light traps Braconid data during three years (2000-2002) of light trapping from a Central European peat bog are revealed. 29 species of Braconidae are recorded from the Mrtvy Luh bog, the Sumava National Park (bog vegetation association: Pino rotundatae-Sphagnetum). The Braconidae composition, photodynamics, some ecological and zoogeographical aspects are given. Thirteen species - Aleiodes esenbecki (Htg.), A. pallidator (Thunb.), A. procerus (Wesm.), Diospilus oleraceus Hal., Zele deceptor (Wesm.), Blacus forticornis Haes., B. radialis Haes., Pygostolus falcatus (Nees), Macrocentrus bicolor Curt., Apanteles decorus Hal., A. fulvipes Hal., A. infimus Hal., Asobara tabida Nees - are new for the fauna of the Czech Republic. The species Aleiodes geniculator (Nees), Diospilus dilatatus Thoms., Meteorus rubens (Nees), Homolobus discolor (Wesm.), H. infumator (Lyle) and Macrocentrus collaris Spin, are new for Bohemia. none