(a) To assess, on the basis of the best available scientific information, whether individual bottom fishing activities would have significant adverse impacts on vulnerable marine ecosystems, and to ensure that if it is assessed that these activities would have significant adverse impacts, they are managed to prevent such impacts, or not authorized to proceed;
(a) 根据现有最佳科学资料，评估各项底鱼捕捞活动是否会对脆弱海洋生态系统产生重大不利影响，并确保如评估表明这些活动将产生重大不利影响，则对其进行管理以防止这种影响，或不批准进行这些活动；