10 Types Of Underwater Animals In The World

Underwater animals are fully adapted to the different environments across the world. Mother nature has created numerous kinds of underwater creatures, Here is the list,

Underwater Animals

1. White-Plumed Anemone

The ocean is home to more than 1,200 different kinds of sea anemones, which are the source of some of the most beautiful colors and forms you’ll see underwater. One of the most interesting is the white-plumed anemone, which has an unusual cauliflower floret-like appearance. From Alaska to San Diego, this columnar plant can reach heights of up to three feet and does well in cold water. Those tentacles are the anemone’s main weapon for stinging and capturing prey, despite the fact that the soft pouf at the top would look like a comfortable place for a fish to snooze.

White-Plumed Anemone

2. Green Sea Anemone

This sea anemone’s vivid green color is reminiscent of the spider chrysanthemum-like Anastasia flower, which grows on land. The symbiotic relationship the anemone has with the photosynthetic organisms that reside in its tissues is the primary reason for the anemone’s color. These anemones, like other anemones, adhere to rocks and coral reefs so they may wait for fish that unintentionally swim into their stinging tentacles.

Green Sea Anemone

3. Giant Green Anemone

Giant Green Anemones are among the numerous colorful and appealing aquatic species, much like their carnivorous family. They closely resemble the Anastasia flower, and the anemone’s bright green color is a result of the creatures that live there that are photosynthetic as well as the color of the anemone itself. On some coral reefs and in rock crevices, they are frequently discovered.

Giant Green Anemone

4. Bubble Tip Anemone

The bubble-tip anemone, one of the most stunning anemones that adorn the coral reef, comes in a variety of hues, including pink, red, and green. They receive their nutrition from zooxanthellae under intense sunshine. The bubble tip anemone eats living things. This anemone extends its sweeper tentacles to capture its food as it gets ready to feed. After latching onto their food, they shorten once more and resume their usual bubble-like form.

Bubble Tip Anemone

5. Clownfish

Anyone who has watched “Finding Nemo” will know that just one kind of fish is resistant to the anemone’s stings: the stunningly colorful clownfish. While not all clownfish and sea anemones can coexist, when they can, the partnership is advantageous to both parties. The highly evolved symbiotic relationship between the two entails the clownfish growing a thick covering of mucus to shield it from the anemone’s potent sting.


6. Ocean Sunfish

Ocean Sunfish are solitary animals that use their dorsal and anal fins as primary means to move. The primary diet includes jellies and other gelatinous zooplankton like salps, squid, fish, crustaceans, and algae. They are mostly seen in the tropical and temperate oceans. It can grow upto 10 feet and Ava’s age wieght is upto 5,000 pounds. The silver-grey fish has a tiny mouth and big eyes that vanish into an even bigger body with a truncated tail.

Ocean Sunfish

Image Source: Wikimedia

7. Venus flytrap sea anemone

The Venus flytrap sea anemone is one of the species that sits quietly and waits for food to drift into its outstretched tentacles which are lined with stinging harpoons called nematocysts. These are deep-sea animals that can be seen at a depth of 4,900 feet (1500 meters)  and resembles a Venus flytrap.  Venus flytrap sea anemone is mostly seen in the water of the Gulf of Mexico. And off the coast of West Africa as well as the American Samoan region of the Pacific.

Venus flytrap sea anemone

Image Source: Wikimedia

8. Spirobranchus giganteus

Spirobranchus giganteus is one of the species of segmented worms that belongs to the family of calcareous tubeworms.  It is also known as the Christmas tree worm and looks like a tube-building polychaete worm. These underwater animals can be seen throughout the world’s tropical oceans and are mostly seen from the Caribbean to the Indo-Pacific. The difference between Christmas tree worms and other Sabellida fan worms is that the latter do not have any specialized body structures to plug their tube holes when they withdraw into them. 

Spirobranchus giganteus

Image Source: Wikimedia

9. Sea turtles

Sea turtles are one of the popular underwater animals that are very well adapted to the ocean though they require air to survive. As of now, 7 subspecies of sea turtles are known to humans and all of them are considered threatened or endangered turtle species. Two critically endangered sea turtles are hawksbill and Kemp’s ridley, green sea turtles are endangered and the other three such as leatherback, olive ridley, and loggerhead are in a threatened state.

Sea turtles

10. Hairy frogfish

Hairy frogfish are also one of the ugly fishes that are very well updated to the open waters and can be seen worldwide but tend to be bunched as species in different oceans.  The size of the frogfish ranges between 1/8 inch to 22 inches and as juveniles, they can be white or yellow and saddled with reddish-colored patches that look similar to the clown frogfish. The suit species has pink, yellow, black, beige, green, and more, often sporting scab-like appendages.

Hairy frogfish

These are the 10 types of underwater animals in the world. Kindly share and do post your comments.

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