PURPOSE: A snow removal device for an anti-bird net is provided to remove snow on the outer surface of the anti-bird net for protecting the anti-bird net from collapsing. CONSTITUTION: A snow removal device(10) for an anti-bird net comprises the following: a vibrating plate(21) fixing a vibrating motor on the upper side; a lower plate(25) on the lower side; vibration isolation rubber tied in between the vibrating plate and the lower plate; an upper plate(16) with a vibrating space unit(23) and a spacer(22); and a vibration transmission device(11) with a hooking plate(12) with plural hooks(13) installed on the upper side, and a connection rod(14) connecting the vibration transmission device to the fixing plate(15).