PROBLEM TO BE SOLVED: To provide a biting damage preventing tool which can be installed easily and in which light can easily reach seaweed even after its installation.SOLUTION: A biting damage preventing tool 1 includes a lattice-like flexible base material 10 and a rod-like approach preventing tool 20 erected so as to protrude from the same surface of the base material 10.COPYRIGHT: (C)2014,JPO&INPIT【課題】設置が容易で設置後でも海藻への光が届きやすいような食害防止具を提供すること。【解決手段】可撓性を有する格子状の基材10と、基材10の同一面から突出するように立設された棒状の接近防止具20と、を有することを特徴とする食害防止具1。【選択図】図3