All Hail The Noble Oarfish

What they look like out of the water: What they look like swimming around the Gulf of Mexico

Two things:

1) this specimen is estimated at between 5 and 10 meters long. The oarfish (or manefish) can reach 17 meters in length, and are often thought to be behind various sea-serpent legends.

2) this specimen is acutally swimming backwards; visit Cryptomundo for the full story.