blue
A whale shark
blue whales
NO. I belive the blue whale is the biggest or the megaladon.
A Whale and I do believe they are also the biggest mammal on earth too.
A sea wasp is actually a jellyfish, scientifically called Chironex fleckeri. While the creature is practically transparent, it does have a pale blue color.
single unicellular creature
The blue whale is the largest ocean creature. It is 30 meters long and 200 tons.
Cuttlefish: if u want more info look up cuttlefish on googleFromUnknown
a Caribbean sea creature
the class of a sea creature is balanola silapaigen
The Crown of Thorns starfish is the biggest natural threat to the Great Barrier Reef.
The Blue Whale is the largest sea creature known to date