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English Vocabulary Sea Animals | List of Sea Animals Vocabulary With Description and Pictures

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English Vocabulary Sea Animals: Have you ever wondered how many species our waters contain? Well, our seas and oceans are filled with innumerable sea creatures. Humans are curious beings. We always want to learn new things, hence, we also like to learn about sea animals. But do we know the sea animals’ names? It is always not possible to do so.

Earth’s waters are filled with giant sea animals and also tiny little creatures. Learning about Sea creatures and getting to know them is an adventurous and fun experience. This article let us look at the list of sea animals vocabulary, which will make it a little easier for one to remember.

List of Sea Animals Vocabulary Words in English

Name of Sea Animals Vocabulary Words

Scientists have estimated that our oceans contain around a million sea creatures. Most sea animals are invertebrates; around 95% are invertebrates, such as jellyfish and shrimp. The children are the ones who are constantly in the process of learning and developing skills. For children, to learn about sea animals, we should provide them with a sea animals worksheet for kids and also introduce them to aquatic animals Pictures with names.

List of Sea Animals

Sea Animals Vocabulary

Description of the Sea animals Vocabulary Words

Crab

Carbs belong to the decapod crustaceans of the infraorder Brachyura and are hidden under their protective hard covering. They live in the deep oceans, in the fresh waters, on the land. Their entire body is covered with a thick exoskeleton, and they also have a pair of pincers. Crabs have more than 6000 species.

Fish

These aquatic animals contain the most extraordinary species diversity among all vertebrates. It is said that 34,300 fish species have been described till now. Fishes have their distinctive colors, shapes, characteristic features, survival skills, and lifestyle. Fishes can sometimes be very friendly and can be kept as pets, for example, goldfish, whereas we should stay away from sharks and whales as much as possible.

Seal Dumbo Octopus

Seals belong to the extant families of Odobenidae, Otariidae, and Phocidae. The size of seals ranges from 1 meter to 5 meters. The southern elephant seal is the biggest of them all. To date, 18 species of true seals have been observed. According to IUCN, 2 million to 75 million individual seals are presented.

Dumbo Octopus

The Grimpoteuthis are among the cutest Octopuses out there. They are tiny and have big hollow eyes which make them look innocent. These Octopuses have a button nose, and fins that resemble ears. The name Dumbo Octopus comes from its appearance since it looks similar to the Disney Character, Dumbo. There are 15 species of Dumbo Octopus known till now and all of them are part of the genus, deep-sea umbrella octopus.

Octopus

Octopuses are soft-bodied mollusks with eight-limbed and fall under the order Octopoda. Octopuses have three hearts; their blood is blue, and their brain is shaped like a doughnut. Octopuses have 300 total species with all different characteristics. They are brilliant sea animals and are observed using tools.

Shark

Sharks belong to the family of elasmobranch fishes. Some of the most interesting facts are that they eat fish, crustaceans, mollusks, plankton, marine mammals, and even other sharks. They have a strong sense of smell, which allows them to track blood from miles away. Sharks are usually cold-blooded, but some sharks, like the great white sharks, are warm-blooded.

Seahorse

They belong among the 46 species of Hippocampus. They are equine-shaped, and unlike other fishes, they are monogamous and mate for life. They are the only species on earth where the male bears the unborn young seahorse.

Walrus

This marine animal is large and is unevenly spread across the north pole and sub-arctic oceans. They have sharp and big tusks. Walrus are the gentle giants of the sea, and they are only aggressive in self-defense. They are pretty friendly and intelligent mammals.

Starfish

These echinoderms are famous for their star-shaped body and vibrant colors. Starfishes have the capability of regenerating their arms, and they possess no brain or blood. Starfishes aren’t poisonous, and they don’t cause harm to humans. However, Acanthaster planci contains venomous thorns.

Whale

Wales belongs to a diverse group of entirely aquatic, placental marine mammals. These warm-blooded animals, despite living in the oceans, actually take in air like normal human beings. The blue whale is a giant creature inhabiting our planet. Whales are also capable of experiencing love and other deep emotional feelings.

Beluga Whale

Belonging to the family of Monodontidae, these whales are Arctic and SubArctic marine creatures. Beluga Whales are very friendly and sweet-looking animals, and hence humans love to pet them especially for their soft and squishy melon-like heads. The Beluga Whales are also known as the “sea canaries” for their soothing vocals. They are closely related to narwhal and can dive for up to 25 minutes, and they can reach depths up to 800 meters.

Green Sea Turtle

Green Sea Turtles belong to the family Cheloniidae, which is a species of large sea turtles. Green Sea Turtles are also known as the green turtle, the black turtle, or even the Pacific Green turtle. Green Turtles are the largest hard-shelled sea turtles. These turtles are herbivores and are found all over the world. Their green color comes from them eating only seagrass and algae. They are among the endangered species and as estimated only 80,000 nesting females.

Penguin

These flightless aquatic birds mainly inhabit the southern hemisphere, except the Galapagos penguin, who live towards the north of the equator. These expert divers have flippers instead of wings, which makes them great swimmers. The Gentoo Penguins are the fastest of all the species. The oldest penguin fossils that were found are 62 million years old.

Jellyfish

Jellyfish are among the most popular marine animals because of their canopy-shaped body and vibrant color. Some of the jellyfishes can glow in the dark. These multi-organ animals are found worldwide, and some of them can be very poisonous too.

The most interesting facts about jellyfishes are that Turritopsis dohrnii, a tiny jellyfish, is immortal. It can live forever and turn itself into a polyp, which is in its earliest stage. When it ages, it encounters illness or trauma.

Squid

This carnivorous animal has around 500 species. Their diet consists of fishes, crustaceans, and smaller squids. Squids are the fastest in compared to any other invertebrate and have three hearts.

Lobster

This famous sizeable marine crustacean contains five pairs of legs, and among them, 3 of them consist of claws. Lobsters usually eat smaller sea creatures and also each other. Lobsters have a unique ability to taste with their legs.

Giant Manta Rays

The Giant Manta Rays, also known as the Manta Ray, or the Oceanic manta ray, are the largest species of Rays. They are typically found in the tropics and subtropical areas. Large sharks and killer whales are the natural predators of these rays. The Giant Manta Rays have a vast migratory pattern hence their exact population is not determined, yet based on local estimation, around 300 to 1500 Giant Manta Rays present. The largest Manta Rays ever recorded had a wingspan of 9.1 meters.

Lion’s Mane jelly

The Lion’s Mane Jelly, also known as the Arctic Red Jellyfish, or the Giant Jellyfish, is among the largest jellyfish species. They belong to the cold waters, hence are found in the boreal waters of the Arctic Ocean, the northern Atlantic Oceans, and the Pacific Ocean. They are huge, with tentacles that can reach up to 120 feet long. These tentacles are equipped with nematocysts which have poison to stun the prey. Some of them can be big enough to compete with blue whales.

Shrimp

These omnivorous marine creatures are great swimmers and contain five pairs of legs, two of which have claws. It is said that more than a thousand species of shrimps are found all over the world. They are also a delicious part of seafood cuisine.

Sea Animals Vocabulary With Images

Oyster

Oyster is the common name for the saltwater bivalve mollusks. They are usually whitish-grey, and their insides are porcelain white. To date, oyster species have been detected. Oysters possess powerful abductor muscles, which help them to close their shells when threatened.

Clams

Clams fish is another type of shellfish, and they aren’t fishes, though. They are mollusks, and they are a part of the seafood menu. Seafood like calms can be dangerous to eat. Hence, they are mostly eaten alive.

Seagull

These seabirds are grey or white with black marking at their back. Seagulls have a strong body and webbed feet. Seagulls are also capable of drinking saltwater, and they contain special glands above their eyes, which are capable of eliminating saltwater from the body.

Dolphin

These intelligent marine creatures are pretty chatty animals. They can be spotted all over the world and are capable of existing in different environments. 42 Dolphin species have been found, and the Orca, also known as the killer whale, is the largest Dolphin.

Sea urchin

These spiny globular animals are capable of venomous bites. Sea urchins do not have a brain; they have their complete nervous system, which is hard to examine since their nerves are tiny. Not all of them are poisonous, but for the ones who are, they can be deadly.

Sailfish

Living in the colder area of the seas, these fishes come from the family of billfish. Sailfishes hold the record of the fastest marine animal on Earth. Sailfishes are capable of covering 100 meters in just 4.8 secs! They have a speed of 110km per hour and are capable of piercing through every object in front of them. They are also counted among the top predators of the sea.

Angelfish

This common aquarium fish belongs to the family of Cichlidae. They are named Pterophyllum but are famously known as the angelfish. They are mostly known for their unique shape and color. Even though they aren’t difficult to handle at all, they sometimes can cause little trouble for their owners. Angelfish are quite adaptable and can stay with other fishes with no trouble.

Cormorant

These aquatic birds live around the coats, bays, rivers, and lakes. These birds are highly adaptable and can live in any marine habitat. Their diet mainly consists of fish. A cormorant looks like a cross between a crow and a goose; hence it is not a very favorable bird for all.

Otter

Otters are carnivorous mammals. Otters have 13 extant species, which are all semiaquatic, marine, or aquatic. Their diet consists of fish and invertebrates. Otters look very soft and cuddly, but they are harmful since they don’t enjoy captivity. Hence, they tend to hurt any offensive moves.

Pelican

Pelicans belong to the family Pelecaniformes. They are large water birds with a long neck, a long, strong beak, and a throat pouch to catch prey and drain water before swallowing it.

The killer whale

The killer whale or the Orca belongs to the family of dolphins and is a toothed Whale. It is easily recognizable because of its black and white patterns. They are the largest member of the oceanic dolphins. Killer whales can be a very friendly creature for Human beings, but when it comes to being the predator, they can be among the most fearful predators. They are capable of rivaling even the Blue Whales when in a group.

Japanese Spider Crab

The Japanese Spider crab or the Giant Spider Crab is a species of marine crab living in the waters all around Japan. They have the longest legs of any arthropods ever. They can reach up to 12.5 feet, and even though they are very big they are still an edible species, but they aren’t eaten often.

Sea anemone

Sea anemones are marine predators. They do not have a brain but have a nervous system. They are found in various depths, and more than 1000 species are found of sea anemones. They also contain bright colors, which attract prey.

Sea turtle

Sea turtles, also known as marine turtles, are the lawn owners of the oceans. They cannot retract to their shells like regular turtles and hold their breath for 5 hours when underwater. Eggs of the sea turtles are laid in sand, and the sex of the eggs is determined based on temperature.

Sealion

Sea lions are pinnipeds characterized by external ear flaps, thick hair, a big chest, long fore flippers, and the ability to walk on all fours. Sea lions are strong swimmers, and they can reach up to a speed of 20 miles per hour in water. They are also capable of diving at depths of 300 meters.

Coral

These marine invertebrates form their compact colonies of many individual and identical polyps. They are available in various vibrant colors and are a valuable part of the oceans. Corals include the most spectacular ocean beds, but sadly, corals are declining. They are now a part of the Red List.

Leafy Sea dragon

The Glauert’s seadragon or the Leafy Sea dragon belongs to the family of Syngnathidae. They are found on the western and southern coasts of Australia. They are popular for their unique look, which resembles leafy structures. Seadragons are not a good option for keeping as a pet since they are really difficult to feed and maintain. The Leafy Sea Dragons are also extremely costly marine fishes, worth $22 billion.

Vampire Squid

Found throughout the tropical and temperate oceans, the vampire squids are a part of extreme deep-sea creatures. The names come from its deep dark color, and the Cape-like structure formed because its arms connected to its arms.