1. Japanese spider crab.
   Blue-ringed octopus.
2. Giant tube worm.
   Atlantic wolffish.

Where does this crab live? You guessed it, in the waters of Japan. But did you know that it is especially found in the bays of Tosa, Sagami, and Suruga?

1. Six-gilled shark.
   Pacific viperfish.
2. Frilled shark.
   Vampire squid.

This frightening, prehistoric looking creature lives in both the Atlantic and Pacific Oceans. Did you know this shark is naturally buoyant?

1. Blue-ringed octopus.
   Six-gilled shark.
2. Vampire squid.
   Fangtooth.

This fish looks like something out of a horror movie, but it is real! This fish's front teeth are very long, and its mouth has a little pocket to fit in, so the fish doesn't poke itself when it closes its mouth.

1. Giant tube worm.
   Pacific viperfish.
2. Atlantic wolffish.
   Vampire squid.

Seawolf is another name for the Atlantic wolffish. They live alone, except for when mating.

1. Goblin shark.
   Pompeii worm.
2. Harp sponge.
   Giant tube worm.

Can you imagine living 5,000 feet underwater and being over eight feet tall? That's the life of the giant tube worm!

1. Six-gilled shark.
   Erenna.
2. Flabby whalefish.
   Pompeii worm.

The scientific name for this shark is Hexanchus griseus. Besides being able to be identified by its six gill marks on each side of its head, one can also distinguish this shark from others because it has yellow bottom teeth!

1. Predatory tunicate.
   Giant spider crab.
2. Pacific viperfish.
   Pelican eel.

This fish sure does look old and crotchety! They live for 15-30 years, and eat small fish and crustaceans.

1. Vampire squid.
   Predatory tunicate.
2. Blue-ringed octopus.
   Swima Bombardier worm.

Can you see why this ocean-floor dweller's scientific name means 'the vampire squid from hell'? Vampyroteuthis infernalis describes what one might think if they run into one of these!

1. Erenna.
   Goblin shark.
2. Dragonfish.
   Big red jellyfish.

Those are some pointy, haggard looking teeth! The goblin shark can also be identified by the extra long nose it has protruding from its head.

1. Giant squid.
   Pelican eel.
2. Pompeii worm.
   Coffinfish.

Can you handle the heat like the Pompeii worm can? Scientists have deemed this creature as the most heat tolerant on Earth! Part of their body is known to stay in waters of over 170 degrees Fahrenheit!

1. Stargazer.
   Blobfish.
2. Coffinfish.
   Swima bombardier worm.

This worm is also known by the name 'bomber worm,' due to the bombs it drops when it feels threatened. It's a free-swimmer and a member of the worm family.

1. Stargazer.
   Chimaera.
2. Harp sponge.
   Amphipod.

Did you believe this was a living creature from the picture? This sponge truly does look like the beautiful musical instrument. Unlike the angelic qualities of the instrument, the harp sponge is a carnivorous predator.

1. Ghost shark.
   Anglerfish.
2. Dumbo octopus.
   Pacific blackdragon.

If you want to know more about the ghost shark, watch the movie named after this creature! It was released in 2013 and directed by Griff Furst.

1. Erenna.
   Amphipod.
2. Anglerfish.
   Grenadier.

These mysterious creatures live over 5,000 feet below sea level! Did you know the fish they eat is what causes their dark color?

1. Barreleye.
   Snaggletooth.
2. Flabby whalefish.
   Hatchetfish.

Although this ocean-floor dweller has 'whale' in its name, it's not nearly as big as a whale. They'll only get to be over a foot long at the largest. They are pretty deep swimmers though, these guys have been in over 2,000 meters beneath sea level in New Zealand.

1. Gulper eel.
   Grenadier.
2. Sponge.
   Predatory tunicate.

This animal lives in the depths of the ocean, along deep-sea canyon walls. It doesn't move, so how does it eat? It patiently waits for food to pass by and snatches them with its mouth.

1. Black swallower.
   Sponge.
2. Pelican eel.
   Coral.

The umbrella-mouth gulper is another name for this eel. It has this name because it swims into a crowd or crustaceans or other prey with its mouth wide open, and gulps them up like a vacuum!

1. Coral.
   Sea anemone.
2. Sea cucumber.
   Viperfish.

They may not look harmful, or even like a living creature, but sea anemones are actually predators! Did you know there are over a thousand different types of these creatures?

1. Sea butterflies.
   Glass frog.
2. Giant ostracod.
   Abalone.

Seed shrimp is another name for this creature. They have the ability to hide in their pod, like a turtle!

1. Glass frog.
   Sponge.
2. Sea cucumber.
   Dragonfish.

Don't get too close, or close at all, to the dragonfish. It is known to be a wild and dangerous predator. It uses bioluminescence to see in the dark waters it preys in.

1. Big red jellyfish.
   Xenophyophores.
2. Dumbo octopus.
   Blue-ringed octopus.

The Tiburonia granrojo, or big red jellyfish, is a recent addition to the list of ocean-floor creatures. It was just discovered in 2003!

1. Giant squid.
   Gulper eel.
2. Snaggletooth.
   Hatchetfish.

How giant is the giant squid? Get ready to have your mind blown: the largest one found by humans was nearly 60 feet long and weighed one ton. Good thing these monstrous creatures live much deeper than humans can swim!

1. Sea cucumber.
   Hatchetfish.
2. Blobfish.
   Amphipod.

This creature is famous and loved for its shape that really has no shape. This ocean floor homemaker doesn't usually get over one foot tall. There is no better way to describe it than 'blob'!

1. Grenadier.
   Hatchetfish.
2. Megamouth shark.
   Coffinfish.

This pinkish fish lives in the waters of eastern Australia. It is said to look similar to a strawberry, with its pink color and round body.

1. Giant isopod.
   Viperfish.
2. Barreleye.
   Blue-ringed octopus.

The giant isopod is in the pill bug family, and one of these water-lovers was found at up to 2.5 feet long! They live in any ocean floor that has mud or clay.

1. Viperfish.
   Foraminifera.
2. Stargazer.
   Black swallower.

Have you ever wished you had eyes on top of your head, so you could stargaze without a sore neck? Lucky for the stargazer fish; its eyes are placed on top of its head!

1. Glass frog.
   Cockle.
2. Chimaera.
   Black swallower.

Male chimaeras have something most other fish do not; organs on its pelvic fins and forehead that are used for mating. Because of its skinny tail, it is also called a ratfish.

1. Pacific blackdragon.
   Blobfish.
2. Frilled shark.
   Abalone.

The female Pacific blackdragon takes the cake for old-lady chin hairs! It has a single, long whisker that strings down off its chin.

1. Predatory tunicate.
   Giant spider crab.
2. Amphipod.
   Big red jellyfish.

How can these creatures survive at over 30,000 feet below? They're not picky eaters, but scavengers! They're also luminescent, giving them light to see in the extreme dark depths of the ocean.

1. Anglerfish.
   Stargazer.
2. Pacific blackdragon.
   Pelican eel.

What is that thing sticking out of the anglerfish's head? It's a growth, and used to lure this deep-sea dweller's prey.

1. Dumbo octopus.
   Giant spider crab.
2. Blobfish.
   Pelican eel.

Isn't this little, bubbly guy cute? Usually, they only get to be about eight inches large. However, one was found that was six feet!

1. Blobfish.
   Chimaera.
2. Gulper eel.
   Black seadevil anglerfish.

How does this slippery, streamlined creature get around? It moves by whipping around its tail, like the rudder of a boat! It's also known as the pelican eel.

1. Megamouth shark.
   Hatchetfish.
2. Snaggletooth.
   Coffinfish.

This fish may be small, but it sure does have big teeth! Don't use this word to describe anyone, as it's a slang way of saying someone has bad teeth!

1. Gulper eel.
   Blue-ringed octopus.
2. Hatchetfish.
   Barreleye.

This little fishy is popular for fish tank enthusiasts to have as a pet. It's named for the shape of its body, which looks like a hatchet.

1. Snaggletooth.
   Grenadier.
2. Megamouth shark.
   Barreleye.

Spookfish is another name for the barreleye, and perhaps is more fitting! It lives in tropical or temperate waters; meaning it prefers water that is 50 to 68 degrees Fahrenheit.

1. Big red jellyfish.
   Grenadier.
2. Blobfish.
   Giant isopod.

These marine fish live in the deep waters of the Arctic and Antarctic. They were also given the name 'rattail', due to its rat like appearance and long, bare tail!

1. Blue-ringed octopus.
   Giant isopod.
2. Chimaera.
   Coffinfish.

Named for the blue rings all over its body, the blue-ringed octopus can be found on the bottom of the ocean floor, in shallow waters. Watch out! This octopus is very deadly and has killed and injured people.

1. Blobfish.
   Megamouth shark.
2. Stargazer.
   Chimaera.

This shark is most mysterious, and rarely seen by humans. Only recently, in 2017, humans were able to take footage of a megamouth shark swimming in deep ocean waters off of Indonesia.

1. Sea butterflies.
   Sponge.
2. Viperfish.
   Big red jellyfish.

The viperfish is also known as Sloan's fangfish, and can be up to one foot long. It uses its sharp, pointy, vampire-like teeth to slash and chomp other animals. It is known as a deadly killer in the ocean world!

1. Sponge.
   Coral.
2. Black swallower.
   Blue-ringed octopus.

Chiasmodon niger is this creature's scientific name. It lives in both tropical and subtropical waters and can be found at 9,000 feet underwater! Did you know it can swallow fish bigger than itself?

1. Xenophyophores.
   Cockle.
2. Glass frog.
   Sea cucumbers.

Don't confuse this with a food to dip in hummus! The sea cucumber is an echinoderm. What is an echinoderm? It's classified by having radial symmetry, and its body has five equal segments.

1. Foraminifera.
   Sponge.
2. Sea butterflies.
   Abalone.

This is a single celled organism, that is super tiny. They only get to be 20 centimeters at the very largest.

1. Megamouth shark.
   Coral.
2. Black seadevil anglerfish.
   Xenophyophores.

Though this creature's name is complicated to pronounce, it is a simple creature on physical terms. It is unicellular, and its name means 'bearer of foreign bodies.'

1. Sea butterflies.
   Sponge.
2. Megamouth shark.
   Viperfish.

At first glance sponges may not seem like an animal, but they are! They produce sperm, and are multicellular. They are immobile and live only in the depths of the water.

1. Glass frog.
   Abalone.
2. Coral.
   Cockle.

A single coral polyp may be tiny, but together these creatures make up the famous tropical reefs! They are related to sea anemones and jellyfish.

1. Grenadier.
   Megamouth shark.
2. Cockle.
   Abalone.

This is a type of mollusk, and although many can be found in shallow, sandy areas of a beach. However, this heart-shaped shelled creature can also be found on the bottom of the ocean floor, up to 1,500 feet below sea level!

1. Viperfish.
   Foraminifera.
2. Sea butterflies.
   Snaggletooth.

This is actually a type of sea snail, with the ability to swim! It turns on its bioluminescence at night so it can see and hunt!

1. Comb jellyfish.
   Sponge.
2. Blue-ringed octopus.
   Coral.

This specific type of jellyfish is see-through, or 'transparent' in more scientific terms, and has color bands. Where do the color bands come from? They are tiny hairs, and are called combs.

1. Viperfish
   Black swallower
2. Sponge
   Black seadevil anglerfish.

Can you believe that the first footage of this fish was taken in 2014? This ocean floor dweller is very mysterious, and can eat the black dragonfish!

1. Sea butterflies.
   Glass frog.
2. Coral.
   Abalone.

What exactly is an abalone? These creatures are sea snails, and are eaten by few people. Be sure to have a lot of money in your pocket if you want to have an abalone steak; they cost $125 per pound!