李仙江流域外来鱼种调查及风险分析.PDF

广东农业科学 2012 年第 13 期 177 李仙江流域外来鱼种调查及风险分析 杨丽萍 杨 琴 宁 航 旷枭雄 周 伟 (西南林业大学林学院/云南省森林灾害预警与控制重点实验室 云南 昆明 650224) 摘要 通 对李仙江流域鱼类进行实地考察和文献资料调查 确认外来鱼种 6 个 分别为麦穗鱼尧食蚊鱼尧波氏吻鰕虎鱼尧子 陵吻鰕虎鱼尧莫桑比克罗非鱼和高体鰟鮍 遥 其 波氏吻鰕虎鱼为常见种 其余 5 种均为偶见种遥 利用野外来鱼类入侵风险评估指 标体系及评分标准冶和 FISK 方法进行风险评估 结果显示 麦穗鱼尧食蚊鱼尧莫桑比克罗非鱼尧波氏吻鰕虎鱼和子陵吻鰕虎鱼均存 在高风险 高体鰟鮍存在一定风险遥 后续工作需要对存在入侵风险的外来鱼类进行风险 测和管理 并建立尧健全预警体系遥 关键词 李仙江曰 外来鱼种曰 风险分析曰 入侵 中图分类号 S932.4 文献标识码 A 文章编号 员园园源原愿苑源载渊圆园员圆冤员猿原0177-03 Investigation and risk analysis of introduced fishes in Lixianjiang basin YANG Li-ping, YANG Qin, NING Hang, KUANG Xiao-xiong, ZHOU Wei (Faculty of Forestry, Southwes t Forestry Univ ersity/Key Laboratory of Forest Disas te r W arning and Control in Y unnan Prov ince ,Kunming 650224, China) Abstract: In this study, fish surveys and review of the historical record of Lixianji ang were done to confirm the species of introduced fishes. There were 6 introduced species in this basin, including Pseudorasbora parva (Temminck et Schlegel), Gambusia affinis (Baird et Girard), Rhinogobius c liffordpopei (Nichols), R. giurinus 渊Rutter 冤,Oreochromis mossambicus (Peters) and Rhodeus ocellatu (Kner). The results showed that R. c liffordpopei was common species in Lixianj iang, the others were rare species. 野Risk Assessment System and Method for Invasion of Alien Fishes冶 and 野Freshwater Fish Invasiveness Scoring Kit, FISK冶 were used in risk assessment, and found that P. parva, G. affinis, O. mossambicus, R. cliffordpopei and R. giurinusare were at high risk, and R. oce llatu w