Poseiden, as like Zeus and other head Gods, had many lovers. Non were good enough to marry because they were either human or immortal lovers to another God.
Amphitrite is wife of Poseidon of Medusa
the function of Poseidons temple was for Poseidons honor.
Rhea.
cronus
Cronus and Rhea
Triton
Neptune
Rhea.
a trident
He doesn't had friends
In myths, he does not have one.
you don't
Give it back to Poseidon.