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This is the first deep-sea fish known to be a mouthbreeder

Scientists found over 500 eggs attached to the inside of a parazen’s mouth

parazen fish

This parazen fish (Parazen pacificus) was spotted some 500 meters deep, near Puerto Rico, by a remotely operated underwater vehicle.

R. Singer, J. Moore, E. Stanley, NOAA Okeanos Explorer

By Jake Buehler

- More than 2 years ago

Updated

Editor’s note: The study described in this news article was retracted on October 29, 2020.