The most dangerous deep sea creature is the Sea Wasp. A deadly jellyfish. The slightest touch of their tentacles creates a permanent rash and horrible pain. Any harder and your toast.
The dangerous sea creature is the blue-ringed Octupus.
The kraken is a legendary sea monster in folklore known for its size and strength. While it is not real, it is often depicted as a dangerous creature in stories and myths.
The most poisonous creature is the sea snake.
tiger shark
sharks
Elasmosaurus; it has a long neck and is 14 meters in length. Ichthyosaurus; is small and very fast. Mosasaur; is a small snake like creature that has rows of sharp teeth. Theres more just look up most dangerous sea animals! -N.C.
most do but some maynot
A dorado
KOMODO dragon
certain species of sea snake
single unicellular creature