Sea Animals: 200+ Water, Ocean & Sea Animal Names with Images

Sea animals are some of the most fascinating creatures on our planet. From the smallest plankton to the largest whales, the diversity of life in our oceans is truly awe-inspiring. Did you know that over 80% of Earth’s biodiversity can be found in the oceans? This fact alone highlights the importance of protecting our marine ecosystems. So, learning the names of sea animals is a great way to add to your existing vocabulary as well as giving you an advantage when it comes to talking about these animals.

Water, Ocean and Sea Animals

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Whether you are looking to learn the names of fish, sea mammals or perhaps want to talk about something like sharks, this section will help you to remember all those important sea animal names in English.

Sea animals are animals that live in the salt water of the sea or ocean. Have fun while you are learning the names of sea animals. Whale, Shark, Octopus, Dolphin,…

List of Sea, Ocean and Water Animals

• Crab
• Fish
• Seal
• Octopus
• Shark
• Seahorse
• Walrus
• Starfish
• Whale
• Penguin
• Jellyfish
• Squid
• Lobster
• Pelican
• Shrimp
• Oyster
• Clams
• Seagull
• Dolphin
• Shells
• Sea urchin
• Cormorant
• Otter
• Pelican
• Sea anemone
• Sea turtle
• Sea lion
• Coral

Sea, Water & Ocean Animals Names with Examples

Crab

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Fish

(plural: fish)

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Seal

A seal is a marine mammal that lives in the ocean and has a streamlined body, flippers, and a thick layer of blubber to keep it warm. Seals can be found in many different parts of the world and are known for their playful behavior.

Example: I saw a seal sunbathing on a rock near the shore while I was walking along the beach.

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Octopus

An octopus is a sea animal with a soft, sac-shaped body and eight long arms called tentacles. Octopuses are known for their ability to change color and shape to blend in with their surroundings and escape from predators.

Example: The octopus in the aquarium was so fascinating to watch as it changed colors and moved its tentacles around.

 

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Shark

 

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Seahorse

A seahorse is a small, upright swimming fish that lives in the ocean and has a long snout, a curly tail, and a unique body shape that resembles a horse. Seahorses are known for their ability to change color and cling onto objects with their tails.

Example: I saw a seahorse swimming in the coral reef during my snorkeling trip.

 

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Walrus 

A walrus is a large marine mammal that lives in the Arctic and has a thick layer of blubber, long tusks, and whiskers. Walruses use their tusks to break through ice and to defend themselves from predators.

Example: The walrus was basking in the sun on the ice floe, surrounded by its family.

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Starfish

(plural: starfish)

A starfish is a marine animal that lives in the ocean and has a star-shaped body with five or more arms. Starfish can regenerate their arms if they are lost and are known for their ability to cling onto surfaces with their tube feet.

Example: I found a beautiful orange starfish on the beach and carefully returned it to the water.

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Whale

A whale is a large marine mammal that lives in the ocean and breathes air through a blowhole on the top of its head. Whales come in many different species and sizes and are known for their songs and long migrations.

Example: We went on a whale watching tour and saw a pod of humpback whales breaching in the distance.

 

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Penguin

A penguin is a flightless bird that lives in cold climates, such as Antarctica and the Southern Hemisphere. Penguins have a streamlined body, wings that have evolved into flippers, and are known for their distinctive black and white coloring.

Example: The penguin waddled across the ice to join its colony, making cute little noises as it went.

 

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Jellyfish

(plural: jellyfish)

A jellyfish is a type of ocean animal that has a gelatinous bell-shaped body and long, flowing tentacles that can sting. Jellyfish come in many different colors and sizes and are known for their graceful movements in the water.

Example: I accidentally touched a jellyfish while swimming in the ocean and it stung me.

 

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Squid

A squid is a marine animal that has a soft, elongated body with two long tentacles and eight shorter arms. Squids use their tentacles to capture prey and are known for their ability to change color and shape to blend in with their surroundings.

Example: The squid we caught while deep sea fishing was so big that we had to use a special net to bring it aboard the boat.

 

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Lobster

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Pelican

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Shrimp

 

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Oyster

An oyster is a type of shellfish that lives in saltwater and is commonly eaten as a delicacy. It has a hard, rough shell that is usually opened to reveal the soft, fleshy meat inside.

Example: “I love to eat oysters with lemon and hot sauce.”

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Clams

Clams are a type of shellfish that live in both saltwater and freshwater environments. They have two shells that are hinged together and can open and close to protect the soft body inside. Clams are often used in seafood dishes and are a popular ingredient in chowders and soups.

Example: “The restaurant serves delicious linguine with clams in a white wine sauce.”

 

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Seagull

A seagull is a type of bird that is commonly found near the ocean or other bodies of water. They have white or gray feathers, webbed feet, and a sharp beak that they use to catch fish and other small animals. Seagulls are known for their loud calls and scavenging behavior.

Example: “I saw a seagull swoop down and grab a fish from the water.”

 

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Dolphin

A dolphin is a type of marine mammal that is known for its playful behavior and high intelligence. They have streamlined bodies, fins, and a blowhole on the top of their head that they use to breathe air. Dolphins are social animals and are often seen swimming and jumping together in groups.

Example: “We went on a boat tour and saw a pod of dolphins swimming alongside the boat.”

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Shells

Shells are the hard outer coverings of various animals, such as snails, clams, and oysters. They are made up of calcium carbonate and serve as a protective layer for the soft body inside. Shells come in a variety of shapes and sizes and can be used for decoration or as a material for jewelry and crafts.

Example: “I collected a variety of shells on the beach and used them to make a picture frame.”

 

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Sea urchin

A sea urchin is a small, spiny marine animal that is related to starfish and sand dollars. They have a round, hard shell covered in long, sharp spines that they use for protection. Sea urchins are found in oceans all over the world and are often used for food.

Example sentence: “The sushi restaurant had a dish with sea urchin roe on top of the rice.”

 

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Cormorant

Cormorants are a type of aquatic bird known for their excellent diving abilities and ability to swim underwater to catch fish. They are often found near bodies of water such as lakes, rivers, and oceans.

Example sentence: “I saw a cormorant dive into the water and come up with a fish in its beak.”

 

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Otter

An otter is a furry, semiaquatic mammal that is known for its playful behavior and excellent swimming abilities. They have webbed feet, a streamlined body, and a thick coat of fur that helps keep them warm in cold water. 

Example: “We saw a family of otters playing in the river while we were hiking.”

 

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Pelican

A pelican is a large water bird with a long beak and a throat pouch that is used for catching and holding fish. They are found in coastal and inland waters all over the world and are known for their distinctive appearance and behavior.

Example: “The pelican swooped down and scooped up a fish in its beak before flying away.”

 

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Sea anemone

A sea anemone is a marine animal that looks like a flower and is known for its brightly colored tentacles. They attach themselves to rocks or other surfaces and use their tentacles to capture small fish and plankton.

Example: “The scuba diver saw a beautiful sea anemone with bright pink tentacles on the ocean floor.”

 

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Sea turtle

A sea turtle is a large, aquatic reptile that is found in oceans all over the world. They have a streamlined body, flippers, and a hard shell that provides protection from predators. Sea turtles are known for their long migrations and are an important part of many ocean ecosystems.

Example: “We saw a sea turtle laying eggs on the beach during our vacation.”

 

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Sea lion

A sea lion is a type of aquatic mammal that is closely related to seals. They have a streamlined body, flippers, and a thick fur coat that helps keep them warm in cold water. Sea lions are known for their loud barking calls and are often seen basking in the sun on rocks or beaches.

Example: “We went on a boat tour and saw a group of sea lions sunbathing on the rocks.”

 

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Coral

Coral is a marine invertebrate that lives in colonies and forms hard, rock-like structures. These structures are made up of the skeletons of the coral animals and provide habitat for a variety of marine life. Coral comes in a wide range of colors and shapes and is found in warm, shallow waters all over the world.

Example: “The snorkeler saw a variety of brightly colored coral while exploring the reef.”

 

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Sea, Ocean & Water Animals Names | Image

Learn animal names with sea animals image.

Names of Water, Ocean & Sea Animals Image 

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List of animals names in English with different types. 

• Pet names in English
• Farm animals list
• Wild animals in English with pictures
• Mammal images in English
• List of sea animal names in English
• Bird names with pictures
• Names of insects in English
• Male, female and baby animals in English
• Animal group names (collective nouns for animals) in English
• Animal body parts in English with images.

Learn types of animals with American English pronunciation.

Names of Sea, Ocean & Water Animals Groups

List of ocean, sea and water animals groups,

• A troupe of shrimp
• A swarm of dragonet fish
• A squad of squid
• A shoal/A catch/A draught/A fray/A haul/A run/A school of fish
• A shiver/A school/A shoal of sharks
• A school of butterfly fish
• A party of rainbow fish
• A herd of seahorses
• A glint/A troubling of goldfish
• A glide of flying fish
• A flotilla of swordfish
• A float of tuna
• A family of sardines
• A company of archer fish
• A company of angelfish
• A cluster of porcupine fish
• A bind/A leap/A school/A shoal/A run/A draught of salmon

Names of sea, ocean & water animals groups with ocean animals images. 

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Frequently Asked Questions

How many species of sea creatures exist?

It is estimated that there are around 200,000 to over 2 million species of sea creatures in the world. These numbers are constantly changing as new species are discovered and others become extinct. The ocean is a vast and diverse place, making it difficult to accurately assess the total number of species.

Which marine animals are endangered?

Several marine animals are currently listed as endangered. Some examples include the blue whale, green sea turtle, hawksbill sea turtle, and various species of sharks, such as the great white shark and scalloped hammerhead shark. The main threats to these species include overfishing, habitat destruction, and pollution.

What are some deep sea animals?

Deep sea creatures live in the darkest depths of the ocean, often in areas where there is little to no light and extreme pressure. Some well-known deep sea animals include the anglerfish, giant squid, viperfish, and the goblin shark. These creatures often have unique adaptations to survive in the harsh conditions of the deep sea.

Can you list some cute ocean animals?

There are many ocean creatures that can be considered “cute” by human standards. Some examples include sea otters, seals, sea turtles, dolphins, manatees, and penguins. These animals often have endearing qualities such as big eyes, playful behaviors, or furry appearances.

What do marine mammals have in common?

Marine mammals share several characteristics that set them apart from other ocean creatures. They are warm-blooded, have hair or fur at some stage of their lives, give birth to live young, and produce milk to nurse their offspring. Examples of marine mammals include whales, dolphins, seals, sea lions, and manatees.

Which animals dive the deepest in the ocean?

Cuvier’s beaked whales hold the record for the deepest-diving mammal, with recorded dives reaching depths of over 9,800 feet. Sperm whales are also known for their ability to dive deep, often reaching depths of around 7,000 feet. Among non-mammals, the leatherback sea turtle can dive to depths of more than 4,000 feet, making it the deepest-diving reptile.