Giant Oarfish – Real Mythical Leviathans – Facts, Pictures and Rare Video


Yes! Giant Oarfish are real mythical leviathans. These incredible deep sea creatures are strange and mesmerizing. Come along on a journey and learn more facts and see real pictures and rare video footage.

Giant Oarfish
The photo shows an extremely rare giant oarfish. It has also been called by other names such as Sea Serpent, Mekong Dragon, Phaya Naga. They are elongated fish with red crests on the dorsal fin. This specimen was measured at about 23 feet long and weighed 300 lbs. Credit: US Gov. – PD

Nautical legend calls these strange creatures, “Sea Serpents”. These fish are extremely rare and typically live at great depths in the deep oceans.


What is a Giant Oarfish?

The strange fish, (Regalecus glesne) is in the scientific family Regalecidae.


It is known as the world’s longest bony fish.

The shape is very narrow and ribbon-like.

The remarkable red crest on top of its dorsal fin is colorful and striking.

“Sea Serpents” of Nautical Legend

Scientific Classification

  • Kingdom – Animalia
  • Phylum – Chordata
  • Subphylum – Vertebrata
  • Class – Actinopterygii
  • Order – Lampriformes
  • Family – Regalecidae
  • Genus – Regalecus
  • Species – R. glesne

Mythical Sea Creatures

It is thought that sailors and sea going peoples around the world have called these elongated fish, “Sea Serpents”. It is easy to see why this would be.

Giant Oarfish_Bermuda Beach 1860
Giant Oarfish_Bermuda Beach 1860, Public Domain

Where are Giant Oarfish Found?

It is a mesopelagic fish that is more commonly found in warmer climates of the tropics to middle latitudes, but inhabits all of the oceans of the world.

Oarfish picture
Oarfish picture. Wik-CC.

To this day, not much is known about there life cycles and behavior in the deep oceans.

Giant Sea Serpent Caught on Camera

Filmed in the Mesopelagaic zone. This is the zone in the water column that runs about 200 to 1000 meters deep.

More Giant Oarfish – Rare Video Footage

Regalecus glesne in the Gulf of Mexico (M. C. Benfield et al) from
Regalecus glesne observed on February 16, 2009 in the Gulf of Mexico at a depth of about 1,475 feet.

Credit: M. C. Benfield et al.

In Summary:

As you can see, this mythical deep sea creature is definitely real. I would love to see a live one myself.