The oarfish (Regalecus glesne), is the longest bony fish in the world. It has a snakelike body sporting a magnificent red fin and can grow up to 17m in length. It has a distinctive horselike face and blue gills, and is thought to account for many sea-serpent sightings.

Oarfish, King of the Herring (Regalecus Glesne)   © Plankton

Oarfish – The World’s Longest Fish on FactZoo.com

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