Have you ever wondered what animals are exist in the deep ocean? This is a mysterious world that we still need to exploreThe scientific expeditions that take place in the depths of the ocean allow to know and to investigate in the deepest places of the ocean and to have an idea of the animals that live in the depths of the ocean. 

An exploration of the oceanic trenches of New Hebrides in the Pacific Ocean revealed that brotulas and crustaceans can be found at a depth of 7,000 meters under the sea. It was possible to observe brotulas in the bottom of New Hebridas.

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In the depths you can see large gray brotulas, some that measure up to a meter long, these fish are mixed with large red prawns that dig the soil at 7,200 meters under the sea, also are fish of the family Zoarcide usually known as smallpox, gill eels and thousands of small crustaceans.

It is very common the presence of macrurid or grenadier fish in the depths of the ocean, are fish that stand out of the communities that are in the depths. You can notice the presence of the Brotula fish, are fish that appear in the depths of the ocean but in very low quantity, the presence of the prawns stands out a lot in the depths.

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A fish that is always in the depths is the slimy fish, a fish that is small and of pink color, most of the fish that are in the depths are deep fishes, they are small and their bodies are soft and they have small bones. Due to the absence of calcium that is necessary for the formation of their bones, thorns. Also, the absence of vitamin D that is necessary to have resistant bones.

Abyssal fish usually have large mouths, long teeth and long stomogs. 

These fish have to ingest the food and swallow it even though it is larger than them, the species living in the deep sea, live in a different way than other species that do not Live in the depths, a difference is that deep-sea fishes that live in the depths of the ocean have a slow metabolism and therefore live longer and reproduce slowly.

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In the depths of the sea we can find the rainbow jellyfish that does not produce light effects by bioluminescence nor has a ball of colors in its interior, its flageloslos decompose the light provoking a beautiful rainbow.

The salpas are marine animals that are believed to have the key to fight climate change, are a species that moves by pumping water through their internal filters and feeding on plankton. In that process of displacement and feeding the salpa retains the Carbon dioxide from the water and retain it in their feces which when they defecate, remain at the bottom of the sea. 

The elf shark found in the depths has a terrifying appearance, has a jaw with sharp teeth that has the ability to project forward to catch its victims.

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There are many animals that live in the depths of the sea, have a sometimes terrified appearance and other captivating, depends on how you want to be seen.