The Deep-See Peers into the Depths: A new vehicle illuminates life hidden in the ocean twilight zone

By Kathryn Baltes | February 26, 2019
WHOI mechanical engineer Kaitlyn Tradd sits on the new towed vehicle Deep-See

In the ocean’s shadowy depths lies one of the Earth’s last frontiers: the ocean twilight zone. It’s a vast swath of water extending throughout the world’s oceans from 650 to 3,280 feet (200 to 1,000 meters) below the surface, and it abounds with life: small but fierce-looking fish, giant glowing jellies, and microscopic animals that feed marine life higher up the ocean’s food web.

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