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Blog Tags: Marine Species

In Honor of World Oceans Day, Don’t Forget the Bamboo Corals

Oceana showcases marine species for World Oceans Day

Paramola cuvieri (Photo: Oceana / Oceana in Europe's Flickr page)

Oceana in Europe celebrated World Oceans Day over the weekend by taking a look at some of the most overlooked, but intriguing, marine species. This story originally appeared on Oceana in Europe’s blog, and can be found here.

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10 Fascinating Marine Species

peacock mantis shrimp

The peacock mantis shrimp.

For millennia, people have wondered just how many species live on Earth. The latest study looking to answer this question suggests there are about 8.7 million species, the majority of which scientists can’t even name.

The oceans, as almost three-quarters of the Earth’s surface, are home to millions of species—and only about 1 in 10 has been officially discovered by scientists. Here are ten ocean-dwellers we think are especially fascinating:

1. The box jellyfish, which lives in the waters off North Australia and Indonesia, is one of the most venomous species in the ocean. Its 10-foot-long tentacles can kill even cautious swimmers, yet some kinds of sea turtles can eat box jellyfish without even an upset stomach.

2. The lovely hatchetfish might be redefining lovely, but its thinness when viewed head-on helps it hide from predators, as does its silver color and bioluminescence.

3. Sailor’s eyeball is the oceanic equivalent of skinless grapes at Halloween. This seaweed lives in waters around the equator, where it reproduces by disintegrating once young plants have formed inside of it.

4. The blue-ringed octopus may look pretty, but its vivid colors, which become brighter when the animal is disturbed, mark it as extremely poisonous—it is the most dangerous cephalopod and its saliva can kill a human.

5. The stonefish, the most venomous fish, can also kill a human with one sting. It takes its name from the camouflage that allows it to lie in wait for passing fish.

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