南水北调中线工程对海河流域鱼类入侵风险分析
李雪健, 唐文乔, 赵亚辉

Risk analysis of fish invasion in Haihe River Basin caused by the central route of the South-to-North Water Diversion Project
Xuejian Li, Wenqiao Tang, Yahui Zhao
表1 丁鱥的三级指标分值
Table 1 The score of the third level index of Tinca tinca
指标名称
Name of the third level index
分值Score 指标名称
Name of the third level index
分值Score
是否存在入侵史 Invasion history: happened or not 2 个体或繁殖体在运输环境的存活率 Survival rate in transportation environment of Individual or propagule 2
对入侵地区本地种的影响 Impact on native species of intrusion area 1 迁徙范围 Migration range 0
对入侵地区生态环境的影响 Impact on the environment of intrusion area 1 水域可流通性 Water circulatability 1
对入侵地区经济贸易的影响 Impact on the economy of intrusion area 0 水域受自然干扰次数 Circumstance of disturbance in water area 1
人工养殖规模 Scale of captive breeding 1 被目的性引种与传播的程度 Circumstance of introduction and dissemination 2
人工养殖分布 Distribution of captive breeding 1 评估区渔业水产业发展的程度 Circumstance of fishery of evaluation area 1
自然生态系统中的分布 Distribution in natural ecosystems 1 其他人为活动强度 Circumstance of other human activities 1
对水温的适应情况 Adaptation to water temperature 2 繁殖干扰 Reproductive interference 0
对水化因子的适应情况 Adaptation to hydration factors 2 捕食危害 Predation hazard 1
对水文条件的适应情况 Adaptation to hydrological conditions 1 竞争压力 Pressure of competition 1
存在天然饵料资源的情况 Circumstance of natural bait: exist or not 2 是否为病原体的媒介动物 Vectors of pathogens: yes or no 0
存在有效天敌的情况 Circumstance of natural enemies: exist or not 2 对自然景观的影响 Impact on landscape 0
存在竞争压力的情况 Circumstance of competitive pressure: exist or not 2 对水环境质量的影响 Impact on water environment 0
遗传多样性高低 Circumstance of genetic diversity 1 是否为人畜病原体的媒介动物 Vector animal for human and animal: yes or no 1
生长速度 Growth rate 2 个体及其分泌物对人畜的危害 Harm of individuals and their secretions 0
初次性成熟年龄 Age of initial sexual maturation 1 对经济活动的影响 Impact on the economy 1
繁殖次数 Breeding times 2 引入渠道的规范性 Normalization of the process of introduction 0
年繁殖量 Annual reproduction 2 使用程序的规范性 Normalization of procedures 0
繁殖方式 Reproduction methods 0 公众对该外来鱼入侵的防范意识 Prevention consciousness of fish invasion 2
育幼行为 Child-rearing behavior 0 现有控制技术 Existing control technology 2
个体形态特征可分辨程度 Degree of discrimination of individual characteristic 1 控制所需成本 Cost required 1
繁殖体形态特征 Morphological characteristics of propagules 2 控制造成的负面效应 Negative effects caused by control 1