lateral line system

British  

noun

1. a system of sensory organs in fishes and aquatic amphibians consisting of a series of cells on the head and along the sides of the body that detect pressure changes and vibrations

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Example Sentences

“The filtering capacities of the lateral line system of the tail could improve the signal-to-noise ratio, avoiding overstimulation of the canal neuromasts.”

From Salon

Using their "lateral line system", sense organs that can detect movements and pressure changes in surrounding water, they spot their prey, thrust upward, lift the snouts and quickly open their small but very strong mouths to swallow a fish almost whole.

From The Guardian