Deep-sea lizardfish (Bathysauridae) seen on the seafloor.
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Bathysauridae
A close look at the impressive teeth on a deep-sea lizardfish (Bathysauridae) encountered during Dive 02 of the Papahānaumokuākea ROV and Mapping expedition at a depth of 4,855 meters (15,928 feet).
Credit

NOAA Ocean Exploration, 2025 Beyond the Blue