Makrozooplankton at ALOHA Station during cruise HOT-70@en

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 oblique tows of a 1 m**2 net (3m length) with 202µm mesh Nitex netting.拖网以约1节的航速进行斜向拖曳，作业水深范围为表层至约175米。单次拖曳时长约为20分钟。使用面积1平方米、长3米的202微米网目Nitex网布拖网进行斜向拖曳，采集体型大于200微米的弱游动浮游动物（Zooplankton）。