This is the list of 5 most deadly creatures on earth found on water. Some are odds and wondering why its in the list, I included them because they are dangerous and leads thousand of death or even million every year.
The Sea Wasp Jellyfish can move more rapidly than other jellyfish. In fact, speeds of up to six metres per minute have been recorded can have up to 60 tentacles as long as 15 feet. Each tentacle of Seawasp jellyfish has enough toxin to kill 50 humans. The box jellyfish's venom is among the most deadly in the world, containing toxins that attack the heart, nervous system, and skin cells. They are usually found in Australia, the Philippines, and many other tropical areas. In the Philippines, locals treated the affected area with vinegar as a first aid.
Some fact : This stats shows how dangerous humans to its own kind...
300 online crimes happen every minutes
One Aggravated Assault every 34 seconds
One Property Crime every 3 seconds
One Violent Crime every 22 seconds
One Larceny Theft every 5 seconds
One Auto Theft every 27 seconds
One Burglary every 15 seconds
One Murder every 34 minutes
One Robbery every 1 minute
One Rape every 6 minutes
And it will take me years to includes the list of human that has been committed in animals, sea creatures etc.