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Lamprey aquaculture successes and failures: A path to production for control and conservation
Journal of Great Lakes Research ( IF 2.4 ) Pub Date : 2020-11-01 , DOI: 10.1016/j.jglr.2020.10.006
Ralph T. Lampman , Alexa N. Maine , Mary L. Moser , Hiroaki Arakawa , Fraser B. Neave

Abstract Lamprey culture methods are needed for use in both control of invasive sea lamprey in the Laurentian Great Lakes and restoration of imperiled species. Control purposes include the use of cultured animals to develop population control methods (e.g., gene drives), the production of hard-to-find life stages for research (e.g., age-0 larvae, metamorphosed juveniles), or the recovery of native lampreys impacted by sea lamprey control practices. For restoration, Pacific lamprey (Entosphenus tridentatus) and European river lamprey (Lampetra fluviatilis) are cultured both for research (e.g., animals to conduct passage studies) and outplanting to supplement natural production. Research and development of techniques for rearing anadromous lampreys have revealed vulnerabilities and resiliencies that could also inform control programs. We review this information, provide case studies of lamprey production (both planned and unplanned), and prescribe a blueprint for the facilities and support needed to produce 1000 metamorphosed anadromous juveniles from artificial production. Although this goal has not been accomplished to date and some key uncertainties remain in this unique challenge, the cumulative combination of research and experience has positioned us to make this goal a reality in the near future.

中文翻译:

七鳃鳗水产养殖的成功与失败:控制和保护的生产之路

摘要 七鳃鳗养殖方法需要用于控制劳伦斯大湖的入侵海七鳃鳗和恢复濒危物种。控制目的包括使用养殖动物来开发种群控制方法(例如,基因驱动)、生产难以发现的生命阶段以进行研究(例如,0 龄幼虫、变态幼鱼)或本地七鳃鳗的恢复受海七鳃鳗控制实践的影响。为了恢复,太平洋七鳃鳗 (Entosphenus tridentatus) 和欧洲河七鳃鳗 (Lampetra fluviatilis) 被养殖用于研究(例如,动物进行传代研究)和外植以补充自然生产。养殖溯河七鳃鳗技术的研究和开发揭示了脆弱性和弹性,这也可能为控制计划提供信息。我们审查了这些信息,提供了七鳃鳗生产(计划内和计划外)的案例研究,并为通过人工生产生产 1000 只变态溯河幼鱼所需的设施和支持制定了蓝图。尽管迄今为止这一目标尚未实现,并且在这一独特挑战中仍存在一些关键的不确定性,但研究和经验的累积结合使我们能够在不久的将来使这一目标成为现实。
更新日期:2020-11-01
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