Source: Science Alert
Author: Carly Cassella
Before we start mining for precious metals in the darkness of the deep sea, we might try switching on the light first and observing our surroundings.
In this seemingly isolated abyss, at deeper than 3,000 metres (9,800 ft) below sea level, scientists were able to coax a massive swarm of 115 cutthroat eels (Ilyophis arx) out of the shadows and into the light, and with only a relatively small package of bait.
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