She started filming right away.
An ocean expedition earlier this year took an unforgettable turn when leader Isabelle Nelson Morales spotted a huge, shimmering shape moving near the surface of the water.
She had set out expecting to see familiar marine wildlife such as dolphins, whales or sharks. Instead, near the end of the trip, the group encountered something far more unusual.
At first, Nelson Morales had no idea what she was looking at.
A Strange Silver Shape Appears
The animal was extremely long, bright silver and moving slowly across the surface.
The boat’s captain soon identified it as an oarfish, a mysterious deep-sea species that normally spends its life hundreds or even thousands of feet below the surface.
For Nelson Morales, who regularly encounters marine wildlife, seeing one in person was completely unexpected.
She said an oarfish was one creature she had never imagined finding during the expedition.
The Fish Kept Returning to the Surface
The group watched as the enormous fish moved in circles around the boat.
At times, it disappeared into deeper water before returning to the surface again.
Because the animal appeared relatively calm, Nelson Morales and some of the other passengers entered the water to observe it more closely while keeping a respectful distance.
Rather than avoiding them, the oarfish repeatedly swam in their direction, forcing the swimmers to move aside as it approached.
Oarfish Can Reach Extraordinary Lengths
After returning to shore, Nelson Morales became fascinated by what she had seen and began researching the species.
She learned that oarfish are considered the longest bony fish in the world.
The individual encountered by the expedition was estimated to measure somewhere between 13 and 16 feet long.
That is already an impressive size, but oarfish can grow even larger, with some reaching lengths of around 26 feet.
Why They Are Sometimes Called “Doomsday Fish”
The unusual species also carries an eerie reputation.
In Japanese folklore, oarfish have sometimes been associated with earthquakes and tsunamis, leading to their nickname as “doomsday fish.”
Their rare appearances near the surface have helped fuel stories suggesting that they may somehow predict natural disasters.
Nelson Morales, however, viewed the encounter very differently.
She pointed out that the connection between oarfish sightings and future disasters is considered a myth.
For her, seeing such a rare creature felt like a remarkably fortunate moment rather than a warning.
Seeing One Alive Is Exceptionally Unusual
Because oarfish normally inhabit deep water, people rarely get the opportunity to observe them swimming near the surface.
Even fewer people get the chance to document their movements and behavior at close range.
Surface sightings can sometimes occur when an oarfish is sick or nearing the end of its life, which makes healthy-looking encounters particularly noteworthy.
Nelson Morales said she felt fortunate to capture footage of an animal that remains relatively difficult to observe and understand.
The Crew Was Struck by Its Beauty
Despite the oarfish’s unusual proportions and deep-sea origins, Nelson Morales did not find it frightening.
Instead, she was captivated by its appearance.
With its reflective silver body, prominent crest and delicate elongated fins, the fish seemed graceful as it moved through the water.
Everyone on board was struck by just how beautiful the animal looked.
A Deep-Sea Encounter She Won’t Forget
What began as a typical ocean safari ended with an experience Nelson Morales could never have planned.
She had hoped to see some of the ocean’s better-known animals but instead crossed paths with one of its most elusive giants.
For her, the encounter was not a sign of impending disaster.
It was simply an extraordinary reminder of how much remains hidden beneath the ocean’s surface — and how special it can be when one of those mysterious creatures briefly rises into view.