what were poseidon main responsibilities
Poseidon is the god of the sea and protector of all aquatic features. Brother of Zeus and Hades, after the overthrow of their father, Cronus, he drew lots with them to share the universe. He ended up becoming lord of the sea.He was widely worshipped by seamen.oseidon is the god of the sea and protector of all aquatic features. Brother of Zeus and Hades, after the overthrow of their father, Cronus, he drew lots with them to share the universe. He ended up becoming lord of the sea.