lateral line

US /ˈlæt.ər.əl ˌlaɪn/
UK /ˈlæt.ər.əl ˌlaɪn/
"lateral line" picture
1.

側線

a system of sense organs found in aquatic vertebrates, mainly fish, used to detect movement and vibration in the surrounding water

:
Fish use their lateral line to navigate in murky waters.
魚は濁った水中で側線を使って移動します。
The shark's lateral line system helps it detect prey from a distance.
サメの側線系は、遠くから獲物を感知するのに役立ちます。