贝类跨区养殖生态风险综述

近几十年来我国贝类跨区养殖的发展带来了丰厚的经济和社会收益，但却很少有人去关注这一行为所具有的生态风险，系统研究更是处于空白状态。本文试图通过梳理有关我国贝类跨区养殖所造成的生态风险，并提出一些政策建议。研究结果表明跨区贝类会携带寄生虫、原核生物、细菌和病毒，并对当地生态系统的基因多样性与完整性等造成潜在影响。政府以及相关行业协会应当综合评估经济、社会和生态影响并督促养殖企业防控贝类逃逸以及实施良好管理规范。

A review on ecological risk of shellfish aquaculture transfer activities

In recent years, shellfish aquaculture transfer activities has brought great economic and social benefits in China. However, few people have investigated the ecological risk of this behavior, and systematic study has not yet been performed. This paper reviews the ecological risk caused by shellfish aquaculture transfer activities in China, recommendations of shellfish aquaculture transfer activities management are given. Results showed that transferred shellfish could carry parasites, prokaryotes, bacteria and viruses, and had a potential impact on the genetic diversity and integrity of the local ecosystem. Therefore government and relevant industry associations should assess the economic, social and ecological impacts of shellfish aquaculture activities comprehensively, and supervise aquaculture enterprises to prevent shellfish escaping and implement good management practices