Spooky Deep-Sea Animals That Could Haunt Your Dreams  - Oceana Canada
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October 30, 2023

Spooky Deep-Sea Animals That Could Haunt Your Dreams 

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The deep sea, often referred to as Earth’s final frontier, is a realm of darkness and eerie beauty. This hidden world is home to creatures that look like they could have come straight out of a horror movie. From monstrous anglerfish to ghostly gulper eels, let’s explore the sea creatures that can help make your Halloween feel spooky. 

Giant Pacific Octopus:  

The waters off the coast of British Columbia are home to the enormous and intelligent giant Pacific octopus. These cephalopods can grow to be massive, and can change their color and texture to blend seamlessly with their surroundings.  

Kondratuk Aleksei

Rattail Fish:  

Known for their serpent-like tails, rattail fish inhabit the dark depths of the Atlantic and Pacific Oceans off Canada’s coasts. Their long, slender bodies and hauntingly deep-set eyes give them an almost supernatural look. 

OET and NE Pacific Seamount Expedition Partners

Humboldt Squid:  

With their vibrant crimson coloring and bioluminescence these squids demonstrate remarkable agility and intelligence. Growing up to six feet, and with a beak capable of tearing through prey with precision, the Humboldt is a top predator of its deep-sea habitat. 

 Steve Bloom


Often referred to as “slime eels,” hagfish are jawless, eel-like creatures found in the cold waters of the North Atlantic. They have an uncanny ability to produce copious amounts of slime when threatened, making them seem like creatures from a science fiction horror movie. 

Bernard Dupont

These spooky deep-sea animals are a testament to the diversity and strangeness of our planet’s oceans. While they may be frightening, they also serve as a reminder of the incredible, mysterious world that lies beneath the surface of our oceans. 

 If you’re looking for more deep-sea learning adventures join Oceana Canada’s Wavemakers or visit our marine life encyclopedia.