Top 7 Most Dangerous Aquatic Animals

Blue Ringed Octopus

No blue-ringed octopus antivenom is available yet, making it one of the deadliest reef inhabitants in the ocean. Their venom can result in nausea, respiratory arrest, heart failure, severe and sometimes total paralysis and blindness and can lead to death within minutes if not treated. The bite is usually painless but this octopus has neuromuscular paralyzing venom. It is not injected but enters the wound in saliva. People soon notice numbness around the mouth followed by paralysis. Death is usually from suffocation due to lack of oxygen to the brain.

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