There is no official name for it in the ancient records, it has come to be named Atlantis over time.
Named after the legendary city that supposedly sank to the bottom of the sea and still prospers there.
Poseidon's first and foremost home is Olympus and he is said to return there on the solstices to council with the other Gods on the state of the world.
Rhea
Poseidon's symbol is the Trident.
plankton (I'm guessing)
He had different symbols, but one of them was a trident
In Greek myth, it is with Poseidon.
poseidens son
An underwater bubble blower.
Hades, Zeus, Hera, Demeter, Hestia.
An underwater bomb is called a 'depth charge.
A turbidity current
Torpedo...
diver