Makrozooplankton at ALOHA Station during cruise HOT-56

Nets are towed obliquely at approx. 1 knot, from the surface to approx. 175 m. Towing time is approx. 20 minutes. Zooplankton (weak swimmers >200µm) are collected using...拖网以约1节的航速进行斜向拖曳，作业深度覆盖海面至约175米。单次拖曳时长约为20分钟。浮游动物（Zooplankton，即游泳能力较弱、粒径大于200微米的生物）采用……方式采集。