Mesozooplankton average length during Akademik Kovalevsky cruise AK90, Part I

Mesozooplankton was sampled by open-closing JUDAY net with a 36 cm ring diameter and mesh size of 125 µm. The open-closing mechanism used was the Nansen mechanical lock system...

中型浮游动物（Mesozooplankton）的采样采用环径36厘米、网目尺寸125微米的开闭式JUDAY采集网完成。该采样网所使用的开闭机构为南森机械锁定系统（Nansen mechanical lock system）……