25 Most Astonishing Sea Creatures

The oceans are home to several million species of astonishing sea creatures. Considering this enormous biodiversity, it comes as no surprise that these sea residents come in all possible shapes, colors, and sizes. Some of them, such as these terrifying deep sea creatures, look scary and nasty, but others might be breathtakingly beautiful. In today’s post, we will show you the latter as we take a closer look at some of the most spectacular marine animals. From anemones and sea spiders to coral fish and sea stars, these are 25 Most Astonishing Sea Creatures.

Subscribe to List25

Last Updated on


Mandarin Fish

Mandarin Fish Source: http://animaldiversity.org

Found in tropical waters of the western Pacific, the mandarin fish is a small, up to 6 cm (2.4 in) long coral fish famous for its unusual shape and beautiful, intense coloration.


Tube Anemone

Tube AnemoneSource: http://animal-world.com

Native to various locations within subtropical waters, the tube anemone comes in many different fluorescent hues and combinations of colors, which makes it a popular aquarium pet.


Flamingo Tongue Snail

Flamingo Tongue SnailSource: http://ocean.nationalgeographic.com

Common on many Caribbean and Atlantic coral reefs, the flamingo tongue snail is a strikingly colored mollusk that feeds on toxic sea fans. It incorporates the fans’ venom and becomes toxic itself.


Blue Tang

Blue TangSource: nature.org

One of over 70 species of surgeonfish, the blue tang lives in coastal waters, coral reefs and inshore rocky or grassy areas in waters from New York to Brazil and as far east as the remote Ascension Island. It is famous for the sharp spines on its tail, which are said to resemble surgeon’s scalpels.


Mantis Shrimp

Mantis ShrimpSource: aqua.org

Found in warm waters of the Indian and Pacific Oceans, the mantis shrimp is one of the most captivating and colorful creatures in the sea. These beautiful crustaceans have the most complex eyes in the animal kingdom, containing millions of light-sensitive cells.

SEE ALSO: Biggest Rip Offs That You've Probably Been Tricked Into Buying »

NOW WATCH: 25 Most Bizarre Dog Breeds

Subscribe to List25

What do you think?

0 points
Upvote Downvote
25 Most Friendliest Cities In The World

25 Most Friendliest Cities In The World

25 Strange Jobs You Might Not Know Exist

25 Strange Jobs You Might Not Know Exist