Photo: Subaqueosshutterbug via Getty Images
The blue-ringed octopus is one of the most fascinating and deadly creatures in the ocean. With its bright blue rings, this octopus is easy to spot – but don't let its beauty deceive you. The blue-ringed octopus is highly venomous and can kill a human within minutes. In this blog post, we will take a closer look at this amazing creature and discuss some of the dangers it poses to humans.
We have a separate blog that compares octopuses and squids, so take a look at that as well!
Description and Appearance
Photo: Subaqueosshutterbug via Getty Images
The blue-ringed octopus is a small, but deadly creature. It can be found in the waters of Australia, Indonesia, and Japan. This octopus gets its name from the bright blue rings that cover its body. The blue-ringed octopus is usually about the size of a tennis ball, but it can grow up to eight inches in length. Compared to the biggest octopuses in the ocean, that's pretty small.
This octopus has eight arms, each of which is lined with suction cups. It also has two large eyes and a beak-like mouth. The blue-ringed octopus is usually a brown or yellow color, but when it is threatened, the blue rings on its body will become more visible.
The blue-ringed octopus is not only beautiful but also deadly. This octopus has a venom that is powerful enough to kill 26 humans within minutes. The venom of the blue-ringed octopus is so potent that there is no known antidote. If you are ever bitten by this creature, you will need immediate medical attention.
The blue-ringed octopus is a carnivore and feeds on small crabs, shrimp, and fish. It will also eat other octopuses. To catch its prey, the blue-ringed octopus will wait for an unsuspecting victim to swim by. Then, it will quickly grab the creature with its tentacles and inject it with venom. The venom will paralyze the prey and allow the octopus to eat it.
The blue-ringed octopus is a solitary creature and only comes together to mate. The male octopus will find a female and attach himself to her with his tentacles. He will then inject her with his sperm. The female octopus will lay up to 50 eggs, which she will incubate for about six weeks. Once the eggs hatch, the young octopuses will be on their own.
Distribution and Habitat
The blue-ringed octopus is found in the waters of Australia, Indonesia, and Japan. These octopuses prefer to live in reefs and rocky areas. They are also often found in tide pools and under rocks. The blue-ringed octopus is a timid creature and will usually only come out at night.
Photo: THIERRY EIDENWEIL via Getty Images
The blue-ringed octopus is not considered to be endangered at this time. However, its numbers could decline in the future due to pollution and overfishing. These octopuses are also sometimes collected by people for the aquarium trade.
If you ever come across a blue-ringed octopus, it is important to remember that this creature is highly venomous. Do not attempt to handle it or pick it up. If you are ever bitten by a blue-ringed octopus, seek medical attention immediately.
Blue-ringed octopuses produce a potent neurotoxin called tetrodotoxin, which is also found in pufferfish. The venom is produced by symbiotic bacteria in the animal's salivary glands and is more poisonous than any land mammal's.
Do you know what's not venomous? Gage Beasley's Blue-Ringed Octopus Soft Stuffed Plush Toy is any but that. The only thing it can poison you with is its sheer cuddliness—proven deadly in bed.
There are many poisonous octopuses underwater, but none compares to the blue-ringed octopus. The octopus uses this venom to paralyze crabs, shrimp, and tiny fish by popping their exoskeleton with its beak and injecting the toxin. It then eats the meat off of its prey while it is helplessly paralyzed. In the end, only the hard outer shell of its prey remains.
What if you're mauled by a blue-ringed octopus? The venom first hinders nerve signals throughout the body, causing muscular paralysis. Nausea, vision loss or blindness, and other senses and motor skills are other possible symptoms.
Finally, it will paralyze the muscles involved with breathing, resulting in respiratory arrest. There is currently no cure, but if artificial respiration is administered promptly, victims can be saved.
The blue-ringed octopus is a beautiful but deadly creature. If you ever come across one, it is important to remember that this octopus is venomous and can kill you within minutes. If you are ever bitten by this octopus, seek medical attention immediately.
Have you ever seen a blue-ringed octopus in the wild? Let us know in the comments below!