They know not how to swim, They know not how to cast nets.

This ability consists of casting a wide net to see the whole picture - even when the complaint that brings the patient to medical attention is commonplace, like insomnia.

He was a big man, and he was strong from pulling the nets and fighting the seas for his catch.

Once seen infrequently, they now regularly swarm across the Yellow Sea, making it impossible for Japanese boats to deploy their nets.

While the snakes rarely bite humans in the water, fishermen are struck occasionally when sifting through their trawls and have died from the bites of some species.