I am a vessel of exploration and scientific discovery, venturing into the unknown depths. My namesake echoes a mythical sea monster, and I carry advanced technology to unravel the ocean's mysteries. I’m not strictly military, but I support naval research.

1. I am a deep-sea research vessel.
2. My name is associated with a creature from Scandinavian folklore.
3. I am operated by a non-military institution but support Navy research.
4. My missions involve oceanographic surveys and data collection.