Top Ten Deadliest Underwater Creatures

The Top Ten
1 Box Jellyfish Box jellyfish are cnidarian invertebrates distinguished by their cube-shaped medusae. Some species of box jellyfish produce extremely potent venom: Chironex fleckeri, Carukia barnesi and Malo kingi.
2 Blue Ringed Octopus The Blue Ringed Octopuses (Hapalochlaena) are the four strongly venomous species that are found on the coral reefs and tidal pools in the Pacific and Indian Ocean, particularly from Australia to Japan. It is known as one of the most poisonous and deadliest sea creatures. It can kill a human body by ...read more.
3 Pufferfish The Tetraodontidae are a family of primarily marine and estuarine fish of the order Tetraodontiformes.
4 Textile Cone Snail
5 Dubois' Sea Snake
6 Lionfish
7 Reef Stonefish
8 Electric Eel

They will shock you.

9 Tiger Shark The tiger shark is a species of requiem shark and the only extant member of the genus Galeocerdo. It is a large macropredator, capable of attaining a length over 5 m. Populations are found in many tropical and temperate waters, especially around central Pacific islands.
10 Great White Shark The great white shark (Carcharodon carcharias), also known as the white shark, white pointer, or simply great white, is a species of large mackerel shark which can be found in the coastal surface waters of all the major oceans. It is notable for its size, with larger female individuals growing to 6.1 ...read more.
The Contenders
11 Piranha A piranha or piraƱa, a member of family Characidae in order Characiformes, is a freshwater fish that inhabits South American rivers, floodplains, lakes and reservoirs.

They will eat you alive. I've seen the movie piranha and they're fiercely!

12 Stingray
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