Sea Animals Names and Ocean Animals List with Pictures

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.

Learning the names of sea animals is a great way to add to your existing vocabulary and gives you an advantage when talking about these animals.

Sea Animals Names

Sea Animals Names
Sea Animals Names – Created by 7ESL

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.

Here is the list of common sea and ocean 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
List of Sea Animals
List of Sea Animals with Pictures – Created by 7ESL

Sea Animals and Ocean Creatures with Examples

Crab

A crab is a type of crustacean that lives in the ocean and has a hard shell, two claws, and eight legs. Crabs are often found scurrying along the beach or hiding in rocks near the shore.

Example: I saw a crab crawling along the sand at the beach.

Crab

Fish

(plural: fish)

A fish is a type of aquatic animal that lives in water and breathes through gills. Fish have fins and scales and come in many different shapes and sizes. They are an important source of food for many people around the world.

Example: I went fishing with my dad and caught a big fish!

Fish

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.

Seal

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.

Octopus

Shark

A shark is a type of fish that lives in the ocean and has a long, pointed snout, sharp teeth, and a streamlined body. Sharks are known for being apex predators and are often feared by humans.

Example: We went scuba diving and saw a huge shark swimming in the distance.

Shark

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.

Seahorse

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.

Walrus 

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.

Starfish

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.

Whale

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.

Penguin

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.

 

Jellyfish

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.

Squid

Lobster

A lobster is a type of crustacean that lives in the ocean and has a hard exoskeleton, two large claws, and eight legs. Lobsters are often considered a delicacy in many parts of the world and are an important part of the fishing industry.

Example: We had a delicious lobster dinner at the restaurant by the beach.

Lobster

Pelican

A pelican is a large water bird that has a long, flat beak and a large throat pouch that it uses to catch fish. Pelicans are known for their distinctive appearance and are often found near bodies of water.

Example: I saw a pelican dive into the water and come up with a fish in its pouch.

Pelican

Shrimp

A shrimp is a small, edible crustacean that lives in the ocean and has a long, narrow body with a curved tail and several pairs of legs. Shrimp are often used in cooking and can be found in many different dishes.

Example: I ordered a shrimp cocktail as an appetizer at the seafood restaurant.

Shrimp

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.”

Oyster

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.”

Clams

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.”

Seagull

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.”

Dolphin

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.”

Shells

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.”

Sea urchin

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.”

Cormorant

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.”

Otter

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.”

Pelican

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.”

Sea anemone

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.”

Sea turtle

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.”

Sea lion

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.”

Coral