Most of you may know this species because of its sting. They mostly have their tentacles and with their tentacles, they hide their venom to sting human or to kill their prey. Jellyfish is an umbrella shaped with a soft bodied ocean animal. They live over million years in every type of ocean. They live since dinosaurs era. You may see them on the discovery channel or in the ocean while you are diving. But, did you know that in the Atlantic ocean, they have a very beautiful shaped or jellyfish? Hereby, we will present you the types of jellyfish in the Atlantic ocean.
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1. Nettle Sea
an hour. For their diet, they normally eat various of zooplankton, including the tiny crustaceans, comb jellies, small fishes, fish eggs and larvae, and also other jellies.
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2. The Lion’s Mane Jellyfish
Their tentacles can grow up to 190 feet long and their bell diameter can be up to 7 feet wide. People called it ‘mane’ because of its long and tentacles which are similar to people’s hair. Each of tentacles equipped with nematocysts that contain dangerous poison. With this dangerous poison, they will sting and catches small fishes, tiny crustaceans, and other jellyfishes as their diet.
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3. Pelagia Noctiluca
Pelagia adults have separate sexes. They reproduce sexually by releasing gametes from gonads that they have near the center of the body. They will fertilize externally through the mouth of the jellyfish. Currently, this type of jellyfish isn’t in danger. They can keep populating in the Mediterranean.
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4. Moon Jellyfish (Aurelia Aurita)
This cringe jellies can be found in tropical and Florida beaches. They may be found in the open ocean or coastal waters.Mainly, they only eat zooplankton, medusae, plankton, and mollusks by their tentacles. This type of jellies also not dangerous and harmful to people.
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5. Compass jellyfish
Compass Jelly or in Latin name known as Chrysaorahysoscella is a very common jellyfish that normally lives in Atlantic or Mediterranean, including near the United Kingdom, Ireland, and Turkey. This species also normally can be found in the southern part of Atlantic Ocean from the west coast of South Africa and False Bay.
They normally have around 30cm diameter or more. And they also have 24 tentacles that connected and arranged 8 groups of 3. Their color normally yellow white with some brown marks. They also usually have 15 markings on the bell that resemble elongated v’s nearby the central brown spot. Their mouth is at the bottom center of the bell. Between 4 larger tentacles. Be careful with them because their sting can badly hurt you.
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6. Upside-Down Jellyfish (Cassiopeia andromeda)
On the other hand, the reason why this jellyfish called as upside down because they don’t spend much time to swim but instead flipping upside down, pulsating, on sandy or muddy substrates in mangrove or soft bottom bay habitats.
They have a mild sting since they do photosynthetic, but for sensitive people may effect in a different way. The photosynthesis happens because most of the corals they host zooxanthellae within this jellyfish.
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7. Thetys Vagina
They have a unique barrel shaped, mostly clear, and have a defined body form. They mostly eat phytoplankton, including single organisms, such as silicoflagellates, diatoms, and tintinnids. Thetys Vagina can grow around 30cm long.
According to the history, T. Vagina gets its name from the German naturalist Wilhelm Gottlieb Tilesius von Tulenau who is famous for accompanied the first Russian circumnavigation of the globe around 1803-1806.
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8. Velella Velella
They normally have dark blue as their characteristic color. They can grow around 7 cm long. Well, pretty small. Their main feature is a small stiff that able to catch the wind and propels them over the surface.
Velella velella lives in warm waters and spread in all world’s ocean. They live with free floating on the surface of the open ocean. Velella velella are carnivorous. They will mainly eat plankton and catch them by their tentacles. Their tentacles are the thing that hangs down in the water. Their toxins in their nematocysts are very effective to catch their prey.
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9. Beroe Cucumis
They are mostly found in the North Atlantic Ocean and the North Sea, including the Skagerrak and the Kattegat. Sometimes you may see them in the Mediterranean sea. They are a pelagic, like an open water species and nobody knows how deep they can swim. They are also a predator. They mostly will eat other comb jellies species. They will eat them alive. Pull them into their mouth and eat the whole body directly.
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Finally, here all information about how many types of Jellyfish which exist in marine life. I wish after we know about them, We can increase our knowledge then protect them for not being labeled as one of endangered animals in the ocean.
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